1 00:00:00,000 --> 00:00:09,840 2 00:00:09,840 --> 00:00:10,824 >> [VIDEO avspelning] 3 00:00:10,824 --> 00:00:13,284 >> [CAR mlango kufungwa] 4 00:00:13,284 --> 00:00:15,744 >> [CAR ENGINE LINALOANZA] 5 00:00:15,744 --> 00:00:19,188 >> [Music kucheza] 6 00:00:19,188 --> 00:00:20,172 7 00:00:20,172 --> 00:00:24,516 >> -Moving Haki pamoja katika kutafuta ya nyakati nzuri na habari njema. 8 00:00:24,516 --> 00:00:26,871 Na marafiki wema huwezi kupoteza. 9 00:00:26,871 --> 00:00:28,755 >> -Hii Inaweza kuwa tabia. 10 00:00:28,755 --> 00:00:32,460 >> Knocks -Opportunity Hebu tu kufikia nje na kunyakua hiyo. 11 00:00:32,460 --> 00:00:32,960 -Yeah! 12 00:00:32,960 --> 00:00:34,920 -Together Tutaweza nab yake. 13 00:00:34,920 --> 00:00:37,370 -We'll Hitch kuongezeka, basi, au njano teksi yake. 14 00:00:37,370 --> 00:00:38,840 -Dammit. 15 00:00:38,840 --> 00:00:40,800 -We're Kusonga haki pamoja. 16 00:00:40,800 --> 00:00:43,750 -Footloose Na dhana ya bure. 17 00:00:43,750 --> 00:00:45,960 -Getting Kuna nusu ya kujifurahisha. 18 00:00:45,960 --> 00:00:47,718 Kuja kushiriki pamoja nami. 19 00:00:47,718 --> 00:00:49,654 >> -We're Kusonga haki pamoja. 20 00:00:49,654 --> 00:00:52,558 >> -We're Kwenda kushiriki mzigo. 21 00:00:52,558 --> 00:00:57,604 >> -Sisi Hawana haja ramani kwa kupata show hii juu ya barabara. 22 00:00:57,604 --> 00:01:00,520 -Hey Fozzy, Mimi nataka wewe upande wa kushoto kama wewe kuja uma katika barabara. 23 00:01:00,520 --> 00:01:01,020 -ndiyo, Mheshimiwa. 24 00:01:01,020 --> 00:01:03,334 Upande wa kushoto kwenye mgawanyiko katika barabara. 25 00:01:03,334 --> 00:01:05,222 Upande wa kushoto. 26 00:01:05,222 --> 00:01:07,582 >> -I Hawaamini kuwa. 27 00:01:07,582 --> 00:01:11,720 >> -Cruising Haki pamoja tulikuta taa kwenye barabara kuu. 28 00:01:11,720 --> 00:01:13,664 >> -Na Njia yako au njia yangu. 29 00:01:13,664 --> 00:01:16,154 >> -Basi Imani urambazaji yangu. 30 00:01:16,154 --> 00:01:21,134 >> Nyota -Movie na magari flashy na maisha kwa juu kwenda chini. 31 00:01:21,134 --> 00:01:23,126 >> -We're Storming milima mikubwa. 32 00:01:23,126 --> 00:01:24,122 >> -Yeah, Dhoruba ni haki. 33 00:01:24,122 --> 00:01:25,160 Je, ni kuwa snowing? 34 00:01:25,160 --> 00:01:26,220 >> -Hakuna, Sidhani kama hivyo. 35 00:01:26,220 --> 00:01:28,505 >> -Moving Haki pamoja. 36 00:01:28,505 --> 00:01:30,980 >> -Footloose Na dhana ya bure. 37 00:01:30,980 --> 00:01:32,960 >> -You're Tayari kwa muda kubwa. 38 00:01:32,960 --> 00:01:34,445 >> -Je Ni tayari kwa ajili yangu? 39 00:01:34,445 --> 00:01:38,900 40 00:01:38,900 --> 00:01:42,860 >> -Moving Haki pamoja. 41 00:01:42,860 --> 00:01:47,315 Kusonga haki pamoja. 42 00:01:47,315 --> 00:01:52,265 Kusonga haki pamoja. 43 00:01:52,265 --> 00:01:56,131 Kusonga haki pamoja. 44 00:01:56,131 --> 00:01:57,380 -I Unafikiri bora kuvuta juu. 45 00:01:57,380 --> 00:01:58,020 -ndiyo, Mheshimiwa. 46 00:01:58,020 --> 00:02:02,475 47 00:02:02,475 --> 00:02:03,960 >> [Mwisho avspelning] 48 00:02:03,960 --> 00:02:07,425 >> [Makofi] 49 00:02:07,425 --> 00:02:09,405 50 00:02:09,405 --> 00:02:11,930 >> DAVID J. Malan: Hii ni CS50. 51 00:02:11,930 --> 00:02:15,940 Na hii ni mwisho wa wiki 0, lakini mwanzo wa urafiki mzuri. 52 00:02:15,940 --> 00:02:18,250 Sisi ni hivyo msisimko kuwa hapa katika Chuo Kikuu cha Yale 53 00:02:18,250 --> 00:02:21,530 kwa mara ya kwanza na yetu rafiki Scaz, Yasoni, na Andy. 54 00:02:21,530 --> 00:02:24,320 Wote 40 wa CS50 TF ya na CA hapa katika Yale. 55 00:02:24,320 --> 00:02:25,440 Na nyote. 56 00:02:25,440 --> 00:02:28,470 Na kwa kweli, wakati pengine to-- 57 00:02:28,470 --> 00:02:31,914 >> [Makofi] 58 00:02:31,914 --> 00:02:43,722 59 00:02:43,722 --> 00:02:47,920 >> Hivyo, ingawa wengi wa mihadhara hakika kuwa katika Cambridge mwaka huu, 60 00:02:47,920 --> 00:02:51,250 Ukweli ni kwamba kwa kubuni, na sana kwa makusudi katika CS50, 61 00:02:51,250 --> 00:02:54,740 Mimi nadhani sisi ni inakaribia hatua teknolojia, na pedagogically, 62 00:02:54,740 --> 00:02:57,930 ambapo inaweza kuwa ya elimu bora uzoefu kujihusisha na baadhi 63 00:02:57,930 --> 00:02:59,610 bila shaka ya nyenzo online. 64 00:02:59,610 --> 00:03:02,862 Hakika, reality-- na kama ninaamini philosophically-- hii ni kwamba mihadhara 65 00:03:02,862 --> 00:03:05,070 si hasa njia bora kwa ajili ya kutoa 66 00:03:05,070 --> 00:03:06,900 haki tata habari. 67 00:03:06,900 --> 00:03:09,219 Hakika zaidi ya saa moja pamoja na kuzua cha muda mrefu. 68 00:03:09,219 --> 00:03:11,760 Na hakika kila minutes-- chache Nakumbuka mwenyewe katika college-- 69 00:03:11,760 --> 00:03:14,210 wewe ukanda wa nje kwa muda, miss baadhi ya mada tata, 70 00:03:14,210 --> 00:03:16,540 na wewe ni gone pretty much kwa ajili ya pili dakika 45. 71 00:03:16,540 --> 00:03:19,414 Na ukweli ni kwamba iwapo uko hapa katika New Haven au Cambridge 72 00:03:19,414 --> 00:03:22,930 au zaidi, unyenyekevu wa kuwa na uwezo wa kutulia na kufunga mbele, 73 00:03:22,930 --> 00:03:26,270 rewind, hyperlink kwa kuhusiana na rasilimali, nakala kutafuta full Nakala 74 00:03:26,270 --> 00:03:29,900 na kama ni fursa hiyo Mimi kuthubutu kusema kwa wanafunzi wetu online 75 00:03:29,900 --> 00:03:32,530 vizuri zaidi New Haven, inatoa fursa yao 76 00:03:32,530 --> 00:03:34,700 kwa kweli kufahamu nyenzo dhana kwamba sisi 77 00:03:34,700 --> 00:03:36,700 kuanzisha katika mihadhara wote bora. 78 00:03:36,700 --> 00:03:39,415 >> Lakini hatimaye katika CS50, ni uzoefu wa wanafunzi 79 00:03:39,415 --> 00:03:43,099 ni sifa hivyo, hivyo zaidi na seti tatizo kozi, 80 00:03:43,099 --> 00:03:46,140 au miradi ya programu ya kila juma, sehemu kozi wakiongozwa na mafundisho 81 00:03:46,140 --> 00:03:49,600 wenzake, masaa usiku ofisi wakiongozwa na wasaidizi shaka na mafundisho 82 00:03:49,600 --> 00:03:52,330 wenzake, na kwa kweli kama matukio kama CS50 Puzzle 83 00:03:52,330 --> 00:03:56,500 Siku, CS50 Hack-thon, CS50 Haki, chakula cha mchana kila wiki, na hivyo zaidi. 84 00:03:56,500 --> 00:03:59,580 Na hivyo kama wewe ni hapa mjini New Bandari, au tuning katika kutoka mbali, 85 00:03:59,580 --> 00:04:02,270 leo katika Cambridge, na tutaweza kuona tena hivi karibuni, 86 00:04:02,270 --> 00:04:04,580 Ukweli ni huu ni moja na darasa moja. 87 00:04:04,580 --> 00:04:07,990 Na sisi ni hivyo msisimko kuwa hapa wote kwa pamoja leo. 88 00:04:07,990 --> 00:04:11,110 Na hivyo mwishoni mwa muhula, kama hapa au mbali, vizuri 89 00:04:11,110 --> 00:04:14,910 hopefully wewe kuvaa kujigamba, furaha, na labda na kidogo ya misaada, 90 00:04:14,910 --> 00:04:19,459 shati kwamba anashuhudia na wewe baada ya kuchukuliwa CS50. 91 00:04:19,459 --> 00:04:21,700 >> Hivyo wapi sisi kuondoka mbali Jumatano? 92 00:04:21,700 --> 00:04:24,410 Sisi alichukua kuangalia Computational kufikiri. 93 00:04:24,410 --> 00:04:27,830 Na hiyo ndiyo kuelekea nini sisi distilled sayansi ya kompyuta kwa, angalau 94 00:04:27,830 --> 00:04:28,800 kwa sasa. 95 00:04:28,800 --> 00:04:31,990 Lakini sisi distilled ni kidogo zaidi katika vipengele na mambo matatu. 96 00:04:31,990 --> 00:04:34,570 >> Pembejeo, hivyo ndivyo Tatizo sisi ni kujaribu kutatua? 97 00:04:34,570 --> 00:04:36,650 Matokeo, ni nini kujibu sisi ni matumaini ya kupata? 98 00:04:36,650 --> 00:04:38,210 Na uwakilishi kuna ya. 99 00:04:38,210 --> 00:04:41,870 Na sisi si kukaa hapa baada ya juu ya mapacha, au hata ASCII, 100 00:04:41,870 --> 00:04:44,050 na kama kiasi hicho, lakini badala kuchukua kwa nafasi 101 00:04:44,050 --> 00:04:47,520 tuweze kuwakilisha habari hii, kwa sababu sehemu mbali zaidi ya kuvutia 102 00:04:47,520 --> 00:04:51,010 ya matatizo hayo si tu pembejeo na mazao, lakini algorithms 103 00:04:51,010 --> 00:04:53,020 kwamba kwenda katika kutatua matatizo hayo. 104 00:04:53,020 --> 00:04:55,120 >> Na unaweza kukumbuka kutoka siku nyingine ambayo sisi 105 00:04:55,120 --> 00:04:59,860 alichukua haki jadi dhana ya kuangalia mtu up 106 00:04:59,860 --> 00:05:03,240 katika haki kubwa kitabu cha simu, au zaidi kwa ujumla digital siku hizi, 107 00:05:03,240 --> 00:05:04,420 tu kubwa sana kuweka data. 108 00:05:04,420 --> 00:05:07,840 Mawasiliano kweli kubwa orodha, na kura ya majina alphabetically sorted. 109 00:05:07,840 --> 00:05:11,310 Na tuligundua kwamba wakati mimi inaweza kukaribia tatizo hili tu 110 00:05:11,310 --> 00:05:14,520 kwa kutumia linear approach-- ukurasa na ukurasa, 111 00:05:14,520 --> 00:05:17,775 au hata wawili katika time-- tuligundua kwamba algorithm zaidi Intuitive 112 00:05:17,775 --> 00:05:20,840 tu aina ya kugawa na mshindi Tatizo tena, na tena, 113 00:05:20,840 --> 00:05:24,670 na again-- kupunguza nusu kwa kila muda, alitupa matokeo haya ya kijani. 114 00:05:24,670 --> 00:05:27,080 Na ni flatter sana kwa sababu unaonyesha 115 00:05:27,080 --> 00:05:29,160 kwamba hata kama tatizo hili anapata kubwa na kubwa zaidi, 116 00:05:29,160 --> 00:05:32,470 kama ilivyo siku hizi na data seti na reality-- Facebook na Google 117 00:05:32,470 --> 00:05:34,630 matokeo ya utafutaji na like-- gani kompyuta yetu 118 00:05:34,630 --> 00:05:37,660 kufanya tu kama ufanisi na kuumwa wale kubwa 119 00:05:37,660 --> 00:05:40,310 kama ilivyokuwa hata kwa kuumwa ndogo. 120 00:05:40,310 --> 00:05:45,330 >> Sasa ni anaomba swali, nini Tunaweza kweli kutatua vile vile 121 00:05:45,330 --> 00:05:46,820 na aina hii ya Intuition? 122 00:05:46,820 --> 00:05:48,740 Aina hii ya mgawanyo na mshindi? 123 00:05:48,740 --> 00:05:51,029 Naam, tunaweza kufanya kitu kama hii leo hapa. 124 00:05:51,029 --> 00:05:52,070 Tunaweza kuchukua mahudhurio. 125 00:05:52,070 --> 00:05:56,102 Hivyo labda kama 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11-- 126 00:05:56,102 --> 00:05:57,560 si kwenda kuwa ufanisi ile yote. 127 00:05:57,560 --> 00:05:58,990 Ngoja tu, daraja shule. 128 00:05:58,990 --> 00:06:02,770 2, 4, 6, 8, 10, 12, 14, 16, 18 na kadhalika. 129 00:06:02,770 --> 00:06:04,140 Lakini tunaweza kufanya vizuri kidogo? 130 00:06:04,140 --> 00:06:06,630 >> Mimi nina uhakika pretty siwezi kufanya hivyo kwa mwenyewe. 131 00:06:06,630 --> 00:06:09,420 Hivyo kama wewe utakuwa ucheshi sisi kwa ajili tu sasa, sisi kuletwa na sisi 132 00:06:09,420 --> 00:06:11,640 algorithm hiyo ni just got hatua tatu, 133 00:06:11,640 --> 00:06:15,130 lakini haina require-- kama wewe hawana mind-- sote kusimama, 134 00:06:15,130 --> 00:06:15,690 kama wewe ingekuwa. 135 00:06:15,690 --> 00:06:23,901 136 00:06:23,901 --> 00:06:29,380 Hivyo, pamoja na sisi sote sasa amesimama, hatua moja ya algorithm hii ni yafuatayo. 137 00:06:29,380 --> 00:06:31,680 Kusimama na kuwapa mwenyewe namba 1. 138 00:06:31,680 --> 00:06:34,180 Hivyo katika hatua hii ya wakati, halisi ya kila mtu katika chumba hiki 139 00:06:34,180 --> 00:06:38,830 hopefully ni kufikiri kwa wenyewe, Hata hivyo awkwardly, namba 1. 140 00:06:38,830 --> 00:06:42,020 >> Sasa hatua mbili za algorithm hii ni kwenda kuhusisha yafuatayo. 141 00:06:42,020 --> 00:06:44,680 Hatua mbili, jozi mbali na mtu amesimama, 142 00:06:44,680 --> 00:06:47,970 kuongeza idadi zenu pamoja, na kupitisha kiasi kama namba yako mpya. 143 00:06:47,970 --> 00:06:53,110 144 00:06:53,110 --> 00:06:55,620 Haraka sanity hundi. 145 00:06:55,620 --> 00:06:58,180 Nini idadi ni kila mtu kufikiri ya sasa? 146 00:06:58,180 --> 00:07:01,930 >> Hivyo 2, isipokuwa labda kwa moja, Awkward, lonesome mtu. 147 00:07:01,930 --> 00:07:04,269 Kama tuna idadi isiyo ya kawaida ya watu katika chumba. 148 00:07:04,269 --> 00:07:06,560 Hivyo mtu mmoja bado wanaweza kuwa namba 1, hiyo ni nzuri. 149 00:07:06,560 --> 00:07:09,440 Lakini hatua tatu hapa, moja mmoja wenu asije kukaa chini. 150 00:07:09,440 --> 00:07:13,620 Wengine wanapaswa kurudi nyuma na hatua mbili, na kurudia, kama wewe ingekuwa. 151 00:07:13,620 --> 00:07:54,430 152 00:07:54,430 --> 00:07:58,240 >> Hivyo kama bado amesimama, unapaswa kuwa miongoni mwa wale kurejea kwa hatua mbili. 153 00:07:58,240 --> 00:08:13,910 154 00:08:13,910 --> 00:08:14,574 Kuendelea. 155 00:08:14,574 --> 00:08:20,790 156 00:08:20,790 --> 00:08:22,130 Watu wachache bado amesimama. 157 00:08:22,130 --> 00:08:33,590 158 00:08:33,590 --> 00:08:35,614 >> Hivyo, kama bado amesimama, wawili wawili na mtu. 159 00:08:35,614 --> 00:08:53,710 160 00:08:53,710 --> 00:08:55,020 Haki wote, kupungua chini. 161 00:08:55,020 --> 00:09:06,394 162 00:09:06,394 --> 00:09:07,560 Watu wachache bado amesimama. 163 00:09:07,560 --> 00:09:08,600 Mimi itabidi kusaidia ikiwa ni lazima. 164 00:09:08,600 --> 00:09:11,855 Kumbuka takeaway muhimu hapa, ni jinsi kwa kasi hii ni zaidi kuliko mimi kuhesabu. 165 00:09:11,855 --> 00:09:15,090 166 00:09:15,090 --> 00:09:16,200 >> Basi hebu angalia. 167 00:09:16,200 --> 00:09:16,900 Siwezi kusaidia nje. 168 00:09:16,900 --> 00:09:19,425 Kwa hiyo kile ni idadi wewe bado kufikiri ya? 169 00:09:19,425 --> 00:09:20,320 >> Watazamaji: mimi nina katika 44. 170 00:09:20,320 --> 00:09:22,400 >> DAVID J. Malan: 44, hivyo wewe kwenda mbele na kukaa chini. 171 00:09:22,400 --> 00:09:23,733 Nini idadi ni wewe kufikiria? 172 00:09:23,733 --> 00:09:24,840 Watazamaji: 74. 173 00:09:24,840 --> 00:09:27,006 >> DAVID J. Malan: 74. 174 00:09:27,006 --> 00:09:28,380 Haki wote, kwenda mbele na kukaa chini. 175 00:09:28,380 --> 00:09:30,390 Bado ni nani mwingine amesimama? 176 00:09:30,390 --> 00:09:31,550 86. 177 00:09:31,550 --> 00:09:33,340 Na ni mtu mwingine bado amesimama? 178 00:09:33,340 --> 00:09:34,976 >> Nini namba? 179 00:09:34,976 --> 00:09:37,380 Nilisikia 67. 180 00:09:37,380 --> 00:09:39,370 Na kisha katika kilele? 181 00:09:39,370 --> 00:09:40,900 32. 182 00:09:40,900 --> 00:09:44,230 Mtu mwingine bado amesimama na kufikiri ya namba? 183 00:09:44,230 --> 00:09:44,730 >> Loo, hi. 184 00:09:44,730 --> 00:09:45,230 Pole. 185 00:09:45,230 --> 00:09:48,350 Kuwa na haki ya nyuma. 186 00:09:48,350 --> 00:09:49,520 42. 187 00:09:49,520 --> 00:09:51,758 Mtu mwingine? 188 00:09:51,758 --> 00:09:52,610 >> Watazamaji: 47. 189 00:09:52,610 --> 00:09:54,930 >> DAVID J. Malan: 47. 190 00:09:54,930 --> 00:09:57,980 Ni mtu mwingine bado amesimama ambao haijawahi kuhesabiwa? 191 00:09:57,980 --> 00:10:06,450 Hivyo idadi ya mwisho ya watu katika chumba ambayo ina viti 497 is-- ambayo yote 192 00:10:06,450 --> 00:10:10,930 ni filled-- ni 390. 193 00:10:10,930 --> 00:10:12,230 Hivyo hii ni kubwa. 194 00:10:12,230 --> 00:10:16,435 >> Sisi hivi karibuni kujadili dhana ya mdudu katika programu ya kompyuta. 195 00:10:16,435 --> 00:10:19,660 Lakini tutaweza kuja nyuma na kwamba kabla ya muda mrefu. 196 00:10:19,660 --> 00:10:22,440 Lakini katika nadharia, nini wapate kuwa kilichotokea tu sasa? 197 00:10:22,440 --> 00:10:25,930 Hivyo hata kama kulikuwa na tatu kubwa hatua za algorithm hii, kila moja ya hizo 198 00:10:25,930 --> 00:10:27,510 mara tu aina ya moja operesheni kubwa. 199 00:10:27,510 --> 00:10:31,020 Kulikuwa na cyclicity huu kwa hiyo kwa kuwa kama ungekuwa bado amesimama, 200 00:10:31,020 --> 00:10:34,870 wewe naendelea kwenda kutoka hatua 3-2, hatua 3-2, hatua 3-2. 201 00:10:34,870 --> 00:10:37,330 >> Lakini nini kinatokea agizo juu ya kila iteration? 202 00:10:37,330 --> 00:10:39,440 Kila mzunguko wa kitanzi hii? 203 00:10:39,440 --> 00:10:41,940 Kile kilichojitokeza mahali pengine katika chumba? 204 00:10:41,940 --> 00:10:45,170 Si tu kitu kimoja, lakini kile kilichojitokeza kwa nusu ya wewe? 205 00:10:45,170 --> 00:10:46,170 Kukaa chini. 206 00:10:46,170 --> 00:10:49,710 Na hivyo kuna katika uongo ufahamu huu, kiasi kama kitabu cha simu mfano, 207 00:10:49,710 --> 00:10:52,050 katika kwamba kama nusu ya wewe ni kukaa chini kila wakati, 208 00:10:52,050 --> 00:10:54,560 Tatizo ni mapya na labda watu 400, 209 00:10:54,560 --> 00:10:57,780 kisha kwa watu 200, kuliko watu 100, kisha 50 watu, na kadhalika. 210 00:10:57,780 --> 00:11:00,660 >> Na hivyo sisi whittle chini katika nadharia ya mtu mmoja tu, 211 00:11:00,660 --> 00:11:02,830 kufikiri ya jumla ya thamani ya kila mtu. 212 00:11:02,830 --> 00:11:05,777 Sasa hali halisi, baadhi ya mienendo ya kijamii, na baadhi ya makosa hesabu 213 00:11:05,777 --> 00:11:07,360 inaweza kuchangia kwamba mdudu mwisho. 214 00:11:07,360 --> 00:11:10,300 Lakini katika nadharia, wakati mimi ilikuwa bado kuhesabu mbali, 215 00:11:10,300 --> 00:11:12,860 kuchukua kadhaa hatua, au mamia ya hatua 216 00:11:12,860 --> 00:11:16,240 kuhesabu wenyewe, kuhesabu roomful ya watu 500 au hivyo 217 00:11:16,240 --> 00:11:20,560 lazima wamechukua hatua mbali wachache, kwa sababu unaweza tu kugawanya 500 na 1/2 218 00:11:20,560 --> 00:11:21,350 hivyo mara nyingi. 219 00:11:21,350 --> 00:11:24,120 Na hivyo tu kama na simu kitabu mfano siku nyingine, 220 00:11:24,120 --> 00:11:26,740 Je, tuna kitu logarithmic hivyo kusema, 221 00:11:26,740 --> 00:11:28,870 ambapo kama sisi wote walikuwa kazi kwa pamoja, 222 00:11:28,870 --> 00:11:32,000 na kupuuza makosa hayo, ingekuwa sisi 223 00:11:32,000 --> 00:11:34,140 kuwa na mafanikio hasa aina hiyo ya mbio wakati? 224 00:11:34,140 --> 00:11:37,900 >> Sasa kwa kuwa wa haki, aina ya cheated, katika kwamba mimi leveraged rasilimali nyingine. 225 00:11:37,900 --> 00:11:40,320 Wakati ni tu moja ya kwangu, Mimi leveraged mamia ya wewe. 226 00:11:40,320 --> 00:11:43,340 Lakini hiyo inaweza kuwa alisema kuwa mfano wa usindikaji sambamba, 227 00:11:43,340 --> 00:11:46,400 au hali ya sanaa sana katika Vogue ambapo kompyuta siku hizi na 228 00:11:46,400 --> 00:11:49,830 CPUs mbalimbali, au zaidi kitaalam, vipande zaidi mbalimbali, 229 00:11:49,830 --> 00:11:52,550 na yanaweza kweli kufanya mbalimbali mambo mara moja, kiasi kama wewe 230 00:11:52,550 --> 00:11:54,706 wote sisi ni kufanya huko, katika sambamba. 231 00:11:54,706 --> 00:11:56,580 Lakini kukumbuka kwamba kile sisi Pia alifanya siku ya Jumatano 232 00:11:56,580 --> 00:12:02,640 ilikuwa kujaribu kukamata Intuition hii na kurasimisha hilo katika kanuni. 233 00:12:02,640 --> 00:12:04,165 Kitu kama Pseudo-kificho. 234 00:12:04,165 --> 00:12:07,040 Na kwa kweli, na natumaini wewe utakuwa kusamehe, ni kama nyuzi 80 katika hapa. 235 00:12:07,040 --> 00:12:09,420 Hivyo nina kwenda kuchukua hii mbali kwa kidogo tu. 236 00:12:09,420 --> 00:12:12,410 Nini Nilidhani tunatarajia kufanya mpito ni sasa kwa maombi ambapo 237 00:12:12,410 --> 00:12:16,300 sisi tena kushirikisha watazamaji, lakini kuandika mpango katika Kiingereza 238 00:12:16,300 --> 00:12:19,537 kama syntax, na ambayo kwa kutatua tatizo hili hapa. 239 00:12:19,537 --> 00:12:20,203 [VIDEO avspelning] 240 00:12:20,203 --> 00:12:22,266 -Ni Siagi ya karanga jelly wakati. 241 00:12:22,266 --> 00:12:23,890 Siagi ya karanga jelly wakati. 242 00:12:23,890 --> 00:12:25,620 Siagi ya karanga jelly wakati. 243 00:12:25,620 --> 00:12:26,320 >> Njia ya! 244 00:12:26,320 --> 00:12:26,927 Njia ya! 245 00:12:26,927 --> 00:12:27,781 Njia ya! 246 00:12:27,781 --> 00:12:28,350 Njia ya! 247 00:12:28,350 --> 00:12:29,723 Sasa kuna kwenda! 248 00:12:29,723 --> 00:12:30,264 Kuna kwenda! 249 00:12:30,264 --> 00:12:30,805 Kuna kwenda! 250 00:12:30,805 --> 00:12:31,710 Kuna kwenda! 251 00:12:31,710 --> 00:12:33,156 Siagi ya karanga jelly! 252 00:12:33,156 --> 00:12:34,602 Siagi ya karanga jelly! 253 00:12:34,602 --> 00:12:36,530 >> Siagi ya karanga jelly! 254 00:12:36,530 --> 00:12:37,494 Siagi ya karanga jelly! 255 00:12:37,494 --> 00:12:38,940 Karanga, siagi ya karanga jelly! 256 00:12:38,940 --> 00:12:39,904 Siagi ya karanga jelly! 257 00:12:39,904 --> 00:12:41,840 Siagi ya karanga jelly na baseball bat. 258 00:12:41,840 --> 00:12:42,423 >> [Mwisho avspelning] 259 00:12:42,423 --> 00:12:45,510 DAVID J. Malan: --that video, lakini ni kidogo addictive, 260 00:12:45,510 --> 00:12:46,540 kama si kidogo annoying. 261 00:12:46,540 --> 00:12:49,623 Lakini kwa kufanya hivyo, nilifikiri nini tunatarajia kufanya ni kujaribu kuandika mpango kwa pamoja, 262 00:12:49,623 --> 00:12:51,870 kwa ambayo tunahitaji watu wa kujitolea tatu. 263 00:12:51,870 --> 00:12:54,350 Kuwa starehe kwenye kamera na biashara. 264 00:12:54,350 --> 00:12:57,820 Sam, kuja juu juu. 265 00:12:57,820 --> 00:12:59,830 Shati zambarau, haki hapa, kuja juu juu. 266 00:12:59,830 --> 00:13:03,470 >> Na kutoka zaidi ya hapa, napenda kwenda mbele kidogo nyuma. 267 00:13:03,470 --> 00:13:05,280 Bendera na bluu mashati, kuja juu juu. 268 00:13:05,280 --> 00:13:06,980 Kamilifu. 269 00:13:06,980 --> 00:13:09,790 Haya sasa. 270 00:13:09,790 --> 00:13:12,490 Kuja juu juu, kuja juu juu. 271 00:13:12,490 --> 00:13:13,581 >> Na nini jina lako? 272 00:13:13,581 --> 00:13:14,080 Erica. 273 00:13:14,080 --> 00:13:15,289 David, ni vyema kukutana na wewe. 274 00:13:15,289 --> 00:13:16,830 Kama Ningependa kuchukua kiti hiki hapa. 275 00:13:16,830 --> 00:13:17,900 Hii ni Sam. 276 00:13:17,900 --> 00:13:19,690 >> Nini jina lako? 277 00:13:19,690 --> 00:13:20,260 Antonio. 278 00:13:20,260 --> 00:13:21,595 Antonio, ni vyema kukutana na wewe. 279 00:13:21,595 --> 00:13:23,790 Erica na Sam, kama wewe d kama kuwa na kiti hapa. 280 00:13:23,790 --> 00:13:26,700 Nini tumekuwa kuja tayari kwa, kama haya guys ni kugundua, 281 00:13:26,700 --> 00:13:30,580 ni viungo ambayo kwa kufanya siagi ya karanga na jelly sandwich. 282 00:13:30,580 --> 00:13:33,520 >> Sasa hii inaweza kuwa kitu ambacho wewe kuchukua sana kwa nafasi. 283 00:13:33,520 --> 00:13:35,430 Lakini tumekuwa aliyopewa kila wa kujitolea wetu watatu 284 00:13:35,430 --> 00:13:40,500 kujitolea here-- mbili na Sam hapa, mkate kila, sahani, kisu, 285 00:13:40,500 --> 00:13:43,740 chupa ya jelly au jam, na chupa ya siagi ya karanga. 286 00:13:43,740 --> 00:13:46,190 Na lengo katika mkono sasa ni kwenda kuwa kwa hawa watatu 287 00:13:46,190 --> 00:13:48,030 kufanya siagi ya karanga na jelly sandwich. 288 00:13:48,030 --> 00:13:51,000 Lakini nini tunakwenda kufanya ni kutarajia audience-- tangu nyote 289 00:13:51,000 --> 00:13:53,710 Hakika kujua jinsi ya kufanya hii vizuri katika reality-- 290 00:13:53,710 --> 00:13:56,380 wanaenda kutupatia hatua kwa hatua maelekezo. 291 00:13:56,380 --> 00:13:57,970 Pseudo-kificho, kama wewe. 292 00:13:57,970 --> 00:13:59,922 >> Hivyo mimi itabidi kucheza nafasi ya mwandishi hapa. 293 00:13:59,922 --> 00:14:02,880 Na mimi nimepata kidogo kwa-nini orodha, na hivyo kama kila mmoja wenu, moja kwa wakati mmoja, 294 00:14:02,880 --> 00:14:04,588 wito nje ya uwezo kufundishia, mimi itabidi 295 00:14:04,588 --> 00:14:06,110 kuandika ni chini, kurudia hivyo kama inahitajika. 296 00:14:06,110 --> 00:14:09,650 Na kisha nyie ni kwenda kufanya siagi ya karanga na jelly sandwich 297 00:14:09,650 --> 00:14:11,171 tu kwa kufanya nini wanaambiwa. 298 00:14:11,171 --> 00:14:12,670 Hivyo kufikiria wenyewe kama kompyuta. 299 00:14:12,670 --> 00:14:13,740 >> Unaweza tu kufanya nini wewe habari. 300 00:14:13,740 --> 00:14:14,948 Hakuna mawazo, hakuna maswali. 301 00:14:14,948 --> 00:14:16,660 Wewe tu haja ya kufanya hivyo. 302 00:14:16,660 --> 00:14:20,460 Hivyo ambao wangependa athari kwanza maelekezo kwa ajili ya kufanya PBJ sandwich? 303 00:14:20,460 --> 00:14:21,460 Juu ya balcony huko. 304 00:14:21,460 --> 00:14:22,801 >> Watazamaji: Fungua mfuko wa chakula. 305 00:14:22,801 --> 00:14:26,430 >> DAVID J. Malan: Fungua mfuko wa chakula, kama wewe. 306 00:14:26,430 --> 00:14:34,440 307 00:14:34,440 --> 00:14:35,230 Basi hebu angalia. 308 00:14:35,230 --> 00:14:37,910 Hebu iterate, na kupata zaidi kidogo sahihi. 309 00:14:37,910 --> 00:14:39,040 >> Njia nzuri ya kuanza ingawa. 310 00:14:39,040 --> 00:14:42,340 Hatua mbili, mtu mwingine. 311 00:14:42,340 --> 00:14:43,590 Sasa hakuna mtu anataka kujitolea. 312 00:14:43,590 --> 00:14:44,616 Hatua mbili, mbele. 313 00:14:44,616 --> 00:14:46,532 Watazamaji: Fungua ndani mfuko wa mkate pia. 314 00:14:46,532 --> 00:14:50,600 DAVID J. Malan: Fungua ndani mfuko wa mkate pia. 315 00:14:50,600 --> 00:14:51,880 Kubwa, sisi kujifunza. 316 00:14:51,880 --> 00:14:57,880 317 00:14:57,880 --> 00:14:59,090 Zaidi kidogo sahihi. 318 00:14:59,090 --> 00:15:00,240 Hebu kupata kazi hii. 319 00:15:00,240 --> 00:15:01,180 Ndiyo, katika shati ya kijani. 320 00:15:01,180 --> 00:15:04,608 >> Watazamaji: [inaudible] 321 00:15:04,608 --> 00:15:05,108 322 00:15:05,108 --> 00:15:09,040 DAVID J. Malan: vipande vya mkate. 323 00:15:09,040 --> 00:15:11,110 Upole kuondoa vipande viwili vya mkate. 324 00:15:11,110 --> 00:15:20,350 325 00:15:20,350 --> 00:15:21,000 Hiyo ni nzuri. 326 00:15:21,000 --> 00:15:24,300 Hatua ya nne, mtu mwingine? 327 00:15:24,300 --> 00:15:25,170 Zaidi ya hapa, ndiyo? 328 00:15:25,170 --> 00:15:26,130 >> Watazamaji: [inaudible] 329 00:15:26,130 --> 00:15:28,810 >> DAVID J. Malan: Nafasi ya mkate juu ya sahani. 330 00:15:28,810 --> 00:15:33,490 331 00:15:33,490 --> 00:15:35,290 Hatua tano? 332 00:15:35,290 --> 00:15:36,020 Hatua tano, ndiyo? 333 00:15:36,020 --> 00:15:39,440 >> Watazamaji: [inaudible] 334 00:15:39,440 --> 00:15:39,940 335 00:15:39,940 --> 00:15:43,860 DAVID J. Malan: Juu of-- loo, mkono. 336 00:15:43,860 --> 00:15:46,967 Mahali mkono juu ya siagi ya karanga. 337 00:15:46,967 --> 00:15:47,800 Ni kwamba kile Mimi kichwa? 338 00:15:47,800 --> 00:15:49,160 >> Watazamaji: Yeah, na unscrew. 339 00:15:49,160 --> 00:15:51,370 >> DAVID J. Malan: And-- kusema tena. 340 00:15:51,370 --> 00:15:52,696 >> Watazamaji: [inaudible] 341 00:15:52,696 --> 00:15:57,990 >> DAVID J. Malan: Na kuweka mfuniko karibu na siagi ya karanga. 342 00:15:57,990 --> 00:16:00,370 Lightly mahali mkono juu ya juu ya siagi ya karanga, 343 00:16:00,370 --> 00:16:03,240 na unscrew, na kuweka mfuniko karibu na siagi ya karanga. 344 00:16:03,240 --> 00:16:14,760 345 00:16:14,760 --> 00:16:16,260 OK, hatua sita. 346 00:16:16,260 --> 00:16:17,520 Hatua sita, mtu mwingine. 347 00:16:17,520 --> 00:16:19,366 Yeah? 348 00:16:19,366 --> 00:16:22,740 >> Watazamaji: [inaudible] 349 00:16:22,740 --> 00:16:29,197 350 00:16:29,197 --> 00:16:30,405 DAVID J. Malan: Sema tena. 351 00:16:30,405 --> 00:16:31,946 Watazamaji: Rudia hatua tano tena. 352 00:16:31,946 --> 00:16:37,380 DAVID J. Malan: Na kurudia hatua tano tena, 353 00:16:37,380 --> 00:16:39,400 ambayo ni kwenda kujenga kidogo ya tatizo 354 00:16:39,400 --> 00:16:42,600 sasa kama sisi ni kufanya hatua kwa hatua. 355 00:16:42,600 --> 00:16:44,640 Hivyo sasa sisi kurudi nyuma kwa hatua tano. 356 00:16:44,640 --> 00:16:47,760 Lightly mahali mkono juu ya siagi ya karanga na unscrew 357 00:16:47,760 --> 00:16:50,990 na kuweka mfuniko karibu na siagi ya karanga. 358 00:16:50,990 --> 00:16:55,340 Kisha kufahamu siagi ya karanga na kurudia hatua tano tena. 359 00:16:55,340 --> 00:16:58,410 >> Hivyo tutaweza kupuuza kwamba kitanzi usio, kama wewe. 360 00:16:58,410 --> 00:17:00,400 Hatua saba, mtu mwingine. 361 00:17:00,400 --> 00:17:02,918 Yeah, katika nyuma. 362 00:17:02,918 --> 00:17:06,397 >> Watazamaji: [inaudible] 363 00:17:06,397 --> 00:17:16,084 364 00:17:16,084 --> 00:17:17,769 >> DAVID J. Malan: --on juu ya wengine. 365 00:17:17,769 --> 00:17:20,529 >> Watazamaji: [inaudible] 366 00:17:20,529 --> 00:17:23,175 >> DAVID J. Malan: Kwa mengine mkono juu vingine. 367 00:17:23,175 --> 00:17:28,880 368 00:17:28,880 --> 00:17:30,895 Je, unataka tu kuja hapa? 369 00:17:30,895 --> 00:17:34,750 Je, mimi kumaliza mafundisho? 370 00:17:34,750 --> 00:17:37,790 Nini mapumziko ya mafundisho? 371 00:17:37,790 --> 00:17:39,140 >> Watazamaji: Kupuuza sehemu hiyo. 372 00:17:39,140 --> 00:17:41,050 >> DAVID J. Malan: Kupuuza sehemu hiyo. 373 00:17:41,050 --> 00:17:44,192 374 00:17:44,192 --> 00:17:44,900 Hebu kuanza juu. 375 00:17:44,900 --> 00:17:45,400 Hatua saba. 376 00:17:45,400 --> 00:17:48,516 377 00:17:48,516 --> 00:17:51,883 >> Watazamaji: [inaudible] 378 00:17:51,883 --> 00:17:56,090 >> DAVID J. Malan: Kufahamu na kupinga hand-- hii ni nzuri. 379 00:17:56,090 --> 00:17:58,544 Hii ni kweli nzuri. 380 00:17:58,544 --> 00:18:01,750 >> Watazamaji: [inaudible] 381 00:18:01,750 --> 00:18:03,975 >> DAVID J. Malan: Na plastiki jar-- 382 00:18:03,975 --> 00:18:06,675 >> Watazamaji: [inaudible] 383 00:18:06,675 --> 00:18:08,420 >> DAVID J. Malan: Na twist-- 384 00:18:08,420 --> 00:18:11,488 >> Watazamaji: [inaudible] 385 00:18:11,488 --> 00:18:13,730 >> DAVID J. Malan: Kwa sekunde mbili. 386 00:18:13,730 --> 00:18:15,800 Tu kufungua siagi ya karanga jar. 387 00:18:15,800 --> 00:18:19,020 388 00:18:19,020 --> 00:18:20,632 I hope itabidi kusamehe. 389 00:18:20,632 --> 00:18:21,840 Basi hebu kudhani sisi got huko. 390 00:18:21,840 --> 00:18:23,240 Kufungua siagi ya karanga jar. 391 00:18:23,240 --> 00:18:27,008 392 00:18:27,008 --> 00:18:32,570 >> [Makofi] 393 00:18:32,570 --> 00:18:34,790 >> DAVID J. Malan: Hatua nane, hebu kwenda. 394 00:18:34,790 --> 00:18:37,510 Hatua nane, ndiyo, katika nyuma. 395 00:18:37,510 --> 00:18:38,470 >> Watazamaji: [inaudible] 396 00:18:38,470 --> 00:18:44,772 397 00:18:44,772 --> 00:18:45,700 >> DAVID J. Malan: Mwema. 398 00:18:45,700 --> 00:18:47,040 Hatua tisa, ndiyo? 399 00:18:47,040 --> 00:18:48,924 >> Watazamaji: [inaudible] 400 00:18:48,924 --> 00:18:51,567 >> DAVID J. Malan: --out ya siagi ya karanga jar. 401 00:18:51,567 --> 00:18:53,830 And-- na nini? 402 00:18:53,830 --> 00:18:54,729 >> Watazamaji: [inaudible] 403 00:18:54,729 --> 00:18:58,222 >> DAVID J. Malan: Na kuweka kisu nyuma katika siagi ya karanga. 404 00:18:58,222 --> 00:19:11,130 405 00:19:11,130 --> 00:19:12,090 Hatua kumi. 406 00:19:12,090 --> 00:19:13,050 Hatua kumi. 407 00:19:13,050 --> 00:19:14,970 >> Watazamaji: [inaudible] 408 00:19:14,970 --> 00:19:20,710 >> DAVID J. Malan: Kuweka kisu nje, na kisha kuondoa muhuri. 409 00:19:20,710 --> 00:19:23,060 Nzuri. 410 00:19:23,060 --> 00:19:24,400 Mbali siagi ya karanga. 411 00:19:24,400 --> 00:19:34,490 412 00:19:34,490 --> 00:19:36,406 Haki wote, hatua 11. 413 00:19:36,406 --> 00:19:37,322 >> Watazamaji: [inaudible] 414 00:19:37,322 --> 00:19:42,520 415 00:19:42,520 --> 00:19:48,164 >> DAVID J. Malan: Sawa, Gray kompyuta kufuata kompyuta bluu au nyekundu. 416 00:19:48,164 --> 00:19:49,631 Nzuri. 417 00:19:49,631 --> 00:19:53,054 >> [Makofi] 418 00:19:53,054 --> 00:19:55,920 419 00:19:55,920 --> 00:19:57,170 DAVID J. Malan: Lete nyumbani. 420 00:19:57,170 --> 00:19:59,570 Wanandoa zaidi hatua. 421 00:19:59,570 --> 00:20:00,250 Nini hapo? 422 00:20:00,250 --> 00:20:02,590 Hatua 12. 423 00:20:02,590 --> 00:20:04,161 Hatua ya 12. 424 00:20:04,161 --> 00:20:05,123 Yeah? 425 00:20:05,123 --> 00:20:14,262 >> Watazamaji: Weka moja ya vipande vya mkate upole kwenye moja ya mikono yako. 426 00:20:14,262 --> 00:20:17,550 >> DAVID J. Malan: Moja ya mikono yako. 427 00:20:17,550 --> 00:20:20,760 Na kisha, hatua 13. 428 00:20:20,760 --> 00:20:21,260 Yeah? 429 00:20:21,260 --> 00:20:22,220 >> Watazamaji: [inaudible] 430 00:20:22,220 --> 00:20:25,580 431 00:20:25,580 --> 00:20:27,150 >> DAVID J. Malan: --on kipande kimoja cha mkate. 432 00:20:27,150 --> 00:20:29,950 Nzuri. 433 00:20:29,950 --> 00:20:32,260 Nzuri sana. 434 00:20:32,260 --> 00:20:34,990 Hatua 14, yeah. 435 00:20:34,990 --> 00:20:38,126 >> Watazamaji: Undo hatua 13. 436 00:20:38,126 --> 00:20:39,950 >> DAVID J. Malan: Undo hatua 13. 437 00:20:39,950 --> 00:20:42,690 438 00:20:42,690 --> 00:20:44,770 Hebu hoja juu ya jelly. 439 00:20:44,770 --> 00:20:47,900 Ni mpango 100- hatua, lakini sisi ni juu ya hatua walikuwa 15. 440 00:20:47,900 --> 00:20:49,210 Naam. 441 00:20:49,210 --> 00:20:50,170 >> Watazamaji: [inaudible] 442 00:20:50,170 --> 00:20:53,050 443 00:20:53,050 --> 00:20:59,570 >> DAVID J. Malan: 7 kwa njia ya 13 kwa kutumia jelly, kwa sababu wale akaenda vizuri. 444 00:20:59,570 --> 00:21:02,530 Kurudia hatua 7 kwa njia ya 13, kwa kutumia jelly. 445 00:21:02,530 --> 00:21:07,940 Hivyo kufahamu nusu ya chini ya jelly jar kwa mkono mmoja juu. 446 00:21:07,940 --> 00:21:11,970 Kwa upande mwingine wa juu vingine, kupuuza sehemu hiyo, 447 00:21:11,970 --> 00:21:15,430 kufahamu na kupinga mikono, mfuniko na chupa ya plastiki 448 00:21:15,430 --> 00:21:18,300 chini, na twist kwa sekunde mbili. 449 00:21:18,300 --> 00:21:19,940 Kisha kufungua chupa jelly. 450 00:21:19,940 --> 00:21:23,290 451 00:21:23,290 --> 00:21:26,580 Na Mwisho, hebu jaribu kutupa kitu chakula. 452 00:21:26,580 --> 00:21:27,270 Hatua 16. 453 00:21:27,270 --> 00:21:35,820 454 00:21:35,820 --> 00:21:37,130 Hivyo kwa nini sio sisi kuondoka humo. 455 00:21:37,130 --> 00:21:38,879 Asante sana kwa tatu kujitolea yetu. 456 00:21:38,879 --> 00:21:41,466 [Makofi] 457 00:21:41,466 --> 00:21:45,920 458 00:21:45,920 --> 00:21:50,300 >> Tuna CS50 kidogo msongo mpira kwa ajili yenu. 459 00:21:50,300 --> 00:21:54,540 Ni alikuwa anaenda kuwa sandwich but-- hivyo nini 460 00:21:54,540 --> 00:21:57,130 ilikuwa ni hatua, zaidi ya kuwa na kidogo ya furaha na algorithm? 461 00:21:57,130 --> 00:22:00,140 Lakini ukweli ni kwamba hata wakati wewe ni programu ya kompyuta, 462 00:22:00,140 --> 00:22:02,050 unahitaji kuwa super sahihi. 463 00:22:02,050 --> 00:22:04,030 Kama tata au vitisho kama kompyuta yako mwenyewe 464 00:22:04,030 --> 00:22:06,670 inaweza vizuri sana kuwa na wewe, katika angalau wakati kitu fulani kitaenda vibaya, 465 00:22:06,670 --> 00:22:10,150 ukweli ni ni pretty bubu kifaa kwamba ilizuliwa na sisi binadamu, 466 00:22:10,150 --> 00:22:13,267 na anaweza tu kufanya kile sisi subset ya do-- wakati mwingine hakika faster-- 467 00:22:13,267 --> 00:22:15,100 lakini hajui jinsi kufanya mawazo. 468 00:22:15,100 --> 00:22:18,070 Ni hajui jinsi ya kuwa juu ya wavelength sawa na wewe. 469 00:22:18,070 --> 00:22:20,280 >> Itakuwa tu kufanya just nini kuwaambia yake. 470 00:22:20,280 --> 00:22:22,070 Na wewe utakuwa akampiga, pengine, kama sisi kuanza 471 00:22:22,070 --> 00:22:24,770 kuandika kanuni halisi kwa seti ya kwanza tatizo na zaidi, 472 00:22:24,770 --> 00:22:27,490 jinsi gani ni rahisi kufanya Dhana kama binadamu, 473 00:22:27,490 --> 00:22:31,880 na wanatarajia mimi haja ya kushughulikia kuwa kesi, au kwamba kesi kona, 474 00:22:31,880 --> 00:22:34,900 hivyo kusema, kwamba ili vizuri sana kutokea iwapo kwa mfano Sam alikuwa tu 475 00:22:34,900 --> 00:22:38,711 squeezable chupa ya jelly, ambapo kila mtu mwingine alikuwa na baadhi ya vyombo kioo kama 476 00:22:38,711 --> 00:22:39,210 vizuri. 477 00:22:39,210 --> 00:22:42,170 Hivyo kabla ya sisi kurejea yetu kipaumbele kwa baadhi ya kanuni halisi, 478 00:22:42,170 --> 00:22:44,680 naomba kuanzisha vichwa kozi ya hapa katika Yale. 479 00:22:44,680 --> 00:22:49,058 Marafiki zetu Scaz, Andy, na Jason kuja na kusema hello. 480 00:22:49,058 --> 00:22:52,544 >> [Makofi] 481 00:22:52,544 --> 00:22:58,022 482 00:22:58,022 --> 00:23:01,060 >> SCAZ: Tumekuwa waliopotea Jason kwa muda. 483 00:23:01,060 --> 00:23:02,440 Hi tena, kila mtu. 484 00:23:02,440 --> 00:23:03,610 Jina langu ni Scaz. 485 00:23:03,610 --> 00:23:06,860 Nimekuwa kufundisha katika Yale tangu mwaka 2001. 486 00:23:06,860 --> 00:23:10,820 Na wakati mimi si kufundisha, utafiti wangu ni katika robotteknik 487 00:23:10,820 --> 00:23:12,620 na akili bandia. 488 00:23:12,620 --> 00:23:17,700 >> Na ni tangazo kwamba nina leo ni kwamba kuanzia katika wiki kadhaa, 489 00:23:17,700 --> 00:23:22,170 tunakwenda kuwa na kuleta baadhi nyenzo za ziada kwa CS50 kuzungumza 490 00:23:22,170 --> 00:23:24,510 kuhusu akili programu. 491 00:23:24,510 --> 00:23:28,230 Sisi ni kwenda kuzungumza kuhusu jinsi maeneo kama Netflix na Hulu 492 00:23:28,230 --> 00:23:31,780 Unaweza kupendekeza sinema ambayo unaweza kutaka kuangalia. 493 00:23:31,780 --> 00:23:35,710 Ambapo tutaweza majadiliano juu ya jinsi magari dereva-chini kweli kazi. 494 00:23:35,710 --> 00:23:39,020 Na tutaweza kuwa na uwezo wa ardhi mambo haya katika dhana 495 00:23:39,020 --> 00:23:41,730 kwamba wewe ni kujifunza katika hii leo darasani. 496 00:23:41,730 --> 00:23:45,410 >> Kwa sababu mambo yote haya ni Mmejengwa juu ya msingi huo. 497 00:23:45,410 --> 00:23:47,396 Na kwamba ni nini hii mfululizo kuchunguza. 498 00:23:47,396 --> 00:23:49,520 Hivyo mimi nina kweli kuangalia mbele kuona zaidi ya wewe 499 00:23:49,520 --> 00:23:53,260 wote, na wewe ni kwenda kupata kuona zaidi kutoka kwetu sote hivi karibuni. 500 00:23:53,260 --> 00:23:56,500 Napenda kisha kuanzisha Jason. 501 00:23:56,500 --> 00:23:57,950 >> JASON: Hi kila mtu. 502 00:23:57,950 --> 00:23:59,290 Jina langu ni Jason. 503 00:23:59,290 --> 00:24:03,540 Mimi kwa bahati mbaya akaenda Harvard kama undergrad. 504 00:24:03,540 --> 00:24:07,020 Hiyo inaenda kupata kukata nje ya mkondo halisi. 505 00:24:07,020 --> 00:24:09,870 >> Na sasa niko hapa kama mhadhiri katika sayansi ya kompyuta idara. 506 00:24:09,870 --> 00:24:14,825 Na mimi nina kusaidia kuendesha kozi na Scaz, Daudi na Andy. 507 00:24:14,825 --> 00:24:17,140 >> ANDY: Hey guys. 508 00:24:17,140 --> 00:24:17,980 Jina langu Andy. 509 00:24:17,980 --> 00:24:21,992 Mimi ni kweli Yale tu mwanafunzi juu ya hatua hivi sasa. 510 00:24:21,992 --> 00:24:25,464 >> [Makofi] 511 00:24:25,464 --> 00:24:29,440 512 00:24:29,440 --> 00:24:31,770 >> Mimi niko katika Berkeley Chuo cha, awali kutoka Solon, Ohio. 513 00:24:31,770 --> 00:24:35,240 514 00:24:35,240 --> 00:24:37,930 Na mimi alikuwa mmoja wa watoto wale ambapo, wakati mimi alikuja Yale, 515 00:24:37,930 --> 00:24:42,030 Mimi kwa kweli walidhani kwamba mimi kamwe na kuangalia idadi milele tena. 516 00:24:42,030 --> 00:24:46,240 Na kisha nikagundua kuwa unahitajika sayansi na QR mikopo ya kuhitimu. 517 00:24:46,240 --> 00:24:51,340 Na hivyo Freshman yangu spring, mimi alichukua darasa, CS, intro CS darasa hapa 518 00:24:51,340 --> 00:24:52,230 katika Yale. 519 00:24:52,230 --> 00:24:54,710 Mimi nilikuwa kama, hii ni kama kweli pretty baridi. 520 00:24:54,710 --> 00:25:01,330 >> Na wakati mimi kwa kweli kuishia kutangaza kama masuala ya kimataifa kuu, ujuzi 521 00:25:01,330 --> 00:25:04,910 Mimi kujifunza katika CS na programu ni hivyo husika na uwanja wowote 522 00:25:04,910 --> 00:25:05,970 wewe kuchagua kufanya. 523 00:25:05,970 --> 00:25:09,770 Na wafanyakazi hapa katika Yale, tumekuwa kwa bidii katika kazi 524 00:25:09,770 --> 00:25:10,800 kujiandaa kwa ajili ya nyie. 525 00:25:10,800 --> 00:25:13,410 Na sisi kuangalia mbele kuona wote katika sehemu na ofisi masaa. 526 00:25:13,410 --> 00:25:14,874 Hivyo yeah. 527 00:25:14,874 --> 00:25:18,178 >> [Makofi] 528 00:25:18,178 --> 00:25:19,297 529 00:25:19,297 --> 00:25:20,380 DAVID J. Malan: Asante. 530 00:25:20,380 --> 00:25:22,940 Hivyo tu kabla ya darasa kuanza, tulikuwa na fursa 531 00:25:22,940 --> 00:25:25,660 kutembea chuo kwa simu za mkononi na kuchukua 532 00:25:25,660 --> 00:25:30,530 baadhi selfies katika fomu video ya kweli ziara yangu ya kwanza ya chuo Kikuu cha Yale ya hapa. 533 00:25:30,530 --> 00:25:35,420 Na hivyo sisi mawazo tunatarajia kushiriki mbaya kata ya hasa hili kama Scaz na Andy 534 00:25:35,420 --> 00:25:37,970 Yasoni alichukua yangu karibu chuo. 535 00:25:37,970 --> 00:25:43,662 536 00:25:43,662 --> 00:25:44,328 [VIDEO avspelning] 537 00:25:44,328 --> 00:25:47,322 [Sirens] 538 00:25:47,322 --> 00:25:49,318 -David. 539 00:25:49,318 --> 00:25:50,132 -Karibu Kwa Yale. 540 00:25:50,132 --> 00:25:50,840 -Good Kumwona. 541 00:25:50,840 --> 00:25:52,410 -Nice Kumwona. 542 00:25:52,410 --> 00:25:53,340 -Je Sisi kwenda kwenye ziara? 543 00:25:53,340 --> 00:25:56,845 -Let Ya kwenda kwenye ziara. 544 00:25:56,845 --> 00:25:57,523 -Road Ziara. 545 00:25:57,523 --> 00:25:59,106 Ishara -Hii imekuwepo kwa muda. 546 00:25:59,106 --> 00:26:00,200 -Whah, CS50. 547 00:26:00,200 --> 00:26:02,978 548 00:26:02,978 --> 00:26:05,293 >> -Hurry! 549 00:26:05,293 --> 00:26:08,970 Go, go, go, go. 550 00:26:08,970 --> 00:26:12,340 Unapaswa [inaudible] Harkness mnara. 551 00:26:12,340 --> 00:26:13,850 >> -Na Tuliona kuwa mara kadhaa. 552 00:26:13,850 --> 00:26:16,760 553 00:26:16,760 --> 00:26:20,155 >> [Makofi] 554 00:26:20,155 --> 00:26:21,130 555 00:26:21,130 --> 00:26:22,890 >> -Angalia Nje kwa baiskeli! 556 00:26:22,890 --> 00:26:24,500 Ahh! 557 00:26:24,500 --> 00:26:25,030 Hi Frank. 558 00:26:25,030 --> 00:26:26,314 >> -Nini Juu, guys? 559 00:26:26,314 --> 00:26:26,855 -Jinsi Wewe ni? 560 00:26:26,855 --> 00:26:28,474 -Good Kumwona. 561 00:26:28,474 --> 00:26:29,390 -Karibu Kwa video. 562 00:26:29,390 --> 00:26:32,270 Je, si kutenda pia msisimko. 563 00:26:32,270 --> 00:26:34,502 >> -I Upendo Silliman. 564 00:26:34,502 --> 00:26:36,430 Ahh! 565 00:26:36,430 --> 00:26:39,780 >> -Ni Imekuwa saa tatu tangu Jason alikuwa aiskrimu na Nutella. 566 00:26:39,780 --> 00:26:43,189 Hivyo sisi tumepewa kuacha nyuma katika Silliman kwa kidogo. 567 00:26:43,189 --> 00:26:45,137 >> -Ni Hata [inaudible] bado, tu ukweli 568 00:26:45,137 --> 00:26:47,270 kwamba wana hapa ni hivyo ajabu. 569 00:26:47,270 --> 00:26:49,830 Dude, kuna Nutella katika kila mlo. 570 00:26:49,830 --> 00:26:51,830 >> -Kuna Ilikuwa mwaka jana pia. 571 00:26:51,830 --> 00:26:54,220 >> -Yeah. 572 00:26:54,220 --> 00:26:56,440 >> -tell mengi kuhusu Yale hadi sasa. 573 00:26:56,440 --> 00:26:58,485 Lakini mimi sasa hiyo TD zaidi ya hapo. 574 00:26:58,485 --> 00:26:59,860 Na kwamba kuchukuliwa mbali ya chuo. 575 00:26:59,860 --> 00:27:03,659 >> -Here Tuna usanifu Gothic. 576 00:27:03,659 --> 00:27:04,200 Maarufu duniani. 577 00:27:04,200 --> 00:27:06,758 Tuna baadhi ya usanifu zaidi gothic. 578 00:27:06,758 --> 00:27:10,614 Na ujenzi, na zaidi gothic usanifu. 579 00:27:10,614 --> 00:27:11,114 Hi. 580 00:27:11,114 --> 00:27:15,470 Hii ni pale ambapo sisi ni kuwa masaa ya ofisi Jumanne kupitia Alhamisi katika Hogwarts, 581 00:27:15,470 --> 00:27:16,922 kama [inaudible]. 582 00:27:16,922 --> 00:27:20,620 583 00:27:20,620 --> 00:27:21,120 -All Haki. 584 00:27:21,120 --> 00:27:22,078 Hiyo ni kwa ajili ya ziara. 585 00:27:22,078 --> 00:27:24,030 Sisi ni katika Chuo Kikuu cha Yale ya Law School, ambako 586 00:27:24,030 --> 00:27:25,870 hotuba ya leo ni kuhusu kuchukua nafasi. 587 00:27:25,870 --> 00:27:29,220 Hebu kichwa katika. 588 00:27:29,220 --> 00:27:30,375 >> [Mwisho avspelning] 589 00:27:30,375 --> 00:27:32,370 >> DAVID J. Malan: Na kwamba inatuleta hapa sasa. 590 00:27:32,370 --> 00:27:38,040 591 00:27:38,040 --> 00:27:40,770 Hivyo hivi sasa, tumekuwa kuelekeza nguvu katika pseudocode, 592 00:27:40,770 --> 00:27:42,430 ambayo ni hii syntax Kiingereza-kama. 593 00:27:42,430 --> 00:27:45,030 Haina vipimo eda. 594 00:27:45,030 --> 00:27:47,030 Ni tu unatumia baadhi Lugha Intuitive kama wewe 595 00:27:47,030 --> 00:27:48,950 wanataka kueleza kile unataka kufanya. 596 00:27:48,950 --> 00:27:52,270 >> Lakini hebu kuanza sasa kwa kipindi cha mpito na kanuni, kama watu wengi bila kusema. 597 00:27:52,270 --> 00:27:54,880 Lakini kwa usahihi, kitu inayojulikana kama chanzo kanuni. 598 00:27:54,880 --> 00:27:58,210 Hii ni lugha ambayo binadamu kuandika kwamba kompyuta ultimately-- 599 00:27:58,210 --> 00:28:00,780 uwezekano baada ya baadhi ya idadi ya steps-- hatimaye anaelewa 600 00:28:00,780 --> 00:28:02,530 ili kujua jinsi ya kufanya kitu. 601 00:28:02,530 --> 00:28:05,120 Kwamba aliona mtazamo wa hii labda siku ya Jumatano. 602 00:28:05,120 --> 00:28:07,780 >> Huu ni mfano kwamba incredibly, aghali 603 00:28:07,780 --> 00:28:10,220 wakati kukimbia tu anasema "hello dunia." 604 00:28:10,220 --> 00:28:13,510 Na ni iliyoandikwa katika lugha inayoitwa C, ambayo ni syntactically sawa 605 00:28:13,510 --> 00:28:15,676 mengi ya lugha zingine kwamba wanaweza kujua, 606 00:28:15,676 --> 00:28:18,409 lakini kuwa na habari ya kama Java, na C ++, na chatu, na Ruby, 607 00:28:18,409 --> 00:28:21,200 na kama, na kwa kweli, tutaweza kutumia kiasi ya muhula kwa kutumia C, 608 00:28:21,200 --> 00:28:23,530 na kisha mwishoni mwa muhula, anajenga juu yake, 609 00:28:23,530 --> 00:28:25,446 na kuanzisha yoyote baadhi ya lugha zingine. 610 00:28:25,446 --> 00:28:28,810 Miongoni mwao PHP, na JavaScript, lugha orodha aitwaye SQL. 611 00:28:28,810 --> 00:28:31,526 Lakini pamoja na C, nini tutaweza kuwa huu kuanzia chini kwenda juu ufahamu 612 00:28:31,526 --> 00:28:33,900 ya hasa jinsi ya kompyuta kazi, nini unaweza kufanya nao, 613 00:28:33,900 --> 00:28:37,252 na jinsi gani unaweza kutatua matatizo zote kwa ufanisi zaidi na hii 614 00:28:37,252 --> 00:28:39,460 layering kwamba sisi kujadiliwa Jumatano, na msimamo 615 00:28:39,460 --> 00:28:40,870 juu ya mabega ya wengine. 616 00:28:40,870 --> 00:28:42,200 Lakini zaidi juu ya kwamba kuja. 617 00:28:42,200 --> 00:28:46,650 >> Leo sisi kuangalia mazingira rahisi, lakini kimsingi kufanana 618 00:28:46,650 --> 00:28:49,970 mazingira inayojulikana kama Scratch na marafiki zetu katika MIT Media Lab. 619 00:28:49,970 --> 00:28:52,570 Hii ni graphical lugha ya programu, Scratch, 620 00:28:52,570 --> 00:28:54,330 ambapo unaweza Drag na kuacha mambo ambayo 621 00:28:54,330 --> 00:28:57,430 kuangalia kama vipande puzzle kwamba tu interlock kama inafanya 622 00:28:57,430 --> 00:28:59,872 mantiki au programu akili ya kufanya hivyo. 623 00:28:59,872 --> 00:29:02,330 Lakini itakuja kuruhusu sisi kuwa na mazungumzo kuhusu yote 624 00:29:02,330 --> 00:29:04,604 ya programu hiyo misingi kwamba baadhi yenu 625 00:29:04,604 --> 00:29:06,520 wapate kujua tayari, kwamba wengi wenu huenda si 626 00:29:06,520 --> 00:29:09,670 kujua kitu chochote cha bila ya kuwa kupata yakidhoofishwa kusema ukweli, 627 00:29:09,670 --> 00:29:13,150 katika kielimu uninteresting syntax ya semicolons, 628 00:29:13,150 --> 00:29:14,950 na mabano, na ananukuu, na kadhalika. 629 00:29:14,950 --> 00:29:16,910 Yote ambayo, mapema juu, ni ovyo 630 00:29:16,910 --> 00:29:20,322 kwa nini ni ya kuvutia na dhati muhimu mawazo. 631 00:29:20,322 --> 00:29:22,280 Basi hebu kuchukua haraka mtazamo saa mazingira 632 00:29:22,280 --> 00:29:24,180 hapa, ili kujua nini watapata. 633 00:29:24,180 --> 00:29:28,060 Na kwa kweli, kati ya michezo sisi wanaweza kucheza ni mipango chache imeandikwa 634 00:29:28,060 --> 00:29:30,810 na CS50 ya mwenyewe wa zamani wanafunzi. 635 00:29:30,810 --> 00:29:36,200 Mmoja wao, mimi mwenyewe, mimi itakuwa hii moja Imeandikwa katika shule ya kuhitimu kwa ajili yangu. 636 00:29:36,200 --> 00:29:39,030 >> Kama mimi naweza kuchukua kujitolea moja ambaye ni nia ya kucheza 637 00:29:39,030 --> 00:29:40,420 mchezo kwa mara ya kwanza. 638 00:29:40,420 --> 00:29:40,920 Uhakika. 639 00:29:40,920 --> 00:29:41,690 Kuja juu juu. 640 00:29:41,690 --> 00:29:42,565 Nini jina lako? 641 00:29:42,565 --> 00:29:43,372 >> Watazamaji: Angela. 642 00:29:43,372 --> 00:29:44,830 DAVID J. Malan: Angela, kuja juu juu. 643 00:29:44,830 --> 00:29:47,220 Hivyo Scratch imekuwa nje kwa miaka michache. 644 00:29:47,220 --> 00:29:49,960 Na nilipokuwa katika shule ya kuhitimu, Nilikuwa msalaba kusajiliwa katika MIT, 645 00:29:49,960 --> 00:29:53,392 kuchukua profesa Mitchel Resnick ya Bila shaka juu ya teknolojia ya elimu. 646 00:29:53,392 --> 00:29:56,350 Na sisi ni miongoni mwa sana kwanza wanafunzi katika ulimwengu wa kweli beta 647 00:29:56,350 --> 00:29:57,120 mtihani Scratch. 648 00:29:57,120 --> 00:30:00,090 Na mradi wangu ilikuwa ni nini Angela sasa neema alijitolea 649 00:30:00,090 --> 00:30:02,060 kwa kucheza aitwaye Oscartime. 650 00:30:02,060 --> 00:30:04,507 >> Hivyo mimi nina kwenda mbele na bonyeza mara mbili icon hapa. 651 00:30:04,507 --> 00:30:07,590 Ni kwenda kufungua programu mazingira ambayo tutaweza hivi karibuni mbizi katika. 652 00:30:07,590 --> 00:30:09,720 Mimi nina kwenda full-screen ni kwa Angela, hapa. 653 00:30:09,720 --> 00:30:12,490 Mimi nina kwenda kugonga kijani bendera katika muda tu. 654 00:30:12,490 --> 00:30:15,130 Na kisha mengi yote ya takataka inaenda kuanguka kutoka angani. 655 00:30:15,130 --> 00:30:17,830 Na wewe ni kwenda kutumia panya hapa kwa kweli Drag na kuacha 656 00:30:17,830 --> 00:30:20,169 takataka katika makopo Oscar ya takataka. 657 00:30:20,169 --> 00:30:23,210 Hivyo kama unataka kwenda mbele na bonyeza bendera ya kijani, mchezo utaanza. 658 00:30:23,210 --> 00:30:26,890 >> [Music kucheza] 659 00:30:26,890 --> 00:30:29,980 >> Oh, I love takataka. 660 00:30:29,980 --> 00:30:34,840 Chochote chafu au dingy au vumbi. 661 00:30:34,840 --> 00:30:39,300 Chochote chakavu au bovu, au kutu. 662 00:30:39,300 --> 00:30:43,155 Ndiyo, I love takataka. 663 00:30:43,155 --> 00:30:45,530 Kama kweli wanataka kuona kitu trashy, kuangalia hii. 664 00:30:45,530 --> 00:30:49,570 Nina hapa sneaker hiyo ni tattered na huvaliwa. 665 00:30:49,570 --> 00:30:53,750 Ni wote kamili ya mashimo ana na laces ni lenye. 666 00:30:53,750 --> 00:30:57,590 Zawadi kutoka kwa mama yangu siku nilipozaliwa. 667 00:30:57,590 --> 00:30:59,434 I love it kwa sababu it's-- 668 00:30:59,434 --> 00:31:02,600 DAVID J. Malan: --green siku hizi tu kuwa kutupa kila kitu katika takataka. 669 00:31:02,600 --> 00:31:04,312 Na hivyo kile moja ya CS50 ya mwenyewe wafanyakazi did-- 670 00:31:04,312 --> 00:31:06,270 Jordan, waweza ambao kukutana today-- ina kweli 671 00:31:06,270 --> 00:31:08,030 updated huu kwa mara ya leo. 672 00:31:08,030 --> 00:31:10,800 Na hivyo naomba kufungua remix badala ya Angela. 673 00:31:10,800 --> 00:31:13,600 Na tutaweza kucheza hii badala ya muda mfupi ambapo sasa uko 674 00:31:13,600 --> 00:31:16,600 kwenda na kuamua kati iwapo kutupa kitu katika takataka, 675 00:31:16,600 --> 00:31:19,050 au kusaga au mbolea hiyo. 676 00:31:19,050 --> 00:31:21,280 Hivyo kuna kidogo ya shinikizo kwa ajili ya kupata 677 00:31:21,280 --> 00:31:28,040 haki hii mbele ya yako 392 kwa 497 wanafunzi hapa katika ukumbi, 678 00:31:28,040 --> 00:31:28,724 kama wewe ingekuwa. 679 00:31:28,724 --> 00:31:29,390 [VIDEO avspelning] 680 00:31:29,390 --> 00:31:32,540 [Music kucheza] 681 00:31:32,540 --> 00:31:36,280 -Oh Nampenda takataka. 682 00:31:36,280 --> 00:31:40,840 Chochote chafu au dingy au vumbi. 683 00:31:40,840 --> 00:31:44,910 Chochote chakavu au bovu au kutu. 684 00:31:44,910 --> 00:31:48,830 Ndiyo, I love takataka. 685 00:31:48,830 --> 00:31:51,480 >> Kama kweli wanataka kuona kitu trashy, kuangalia hii. 686 00:31:51,480 --> 00:31:55,540 Nina hapa sneaker hiyo ni tattered na huvaliwa. 687 00:31:55,540 --> 00:31:59,440 Ni wote kamili ya mashimo na laces ni lenye. 688 00:31:59,440 --> 00:32:03,762 Zawadi kutoka kwa mama yangu siku nilipozaliwa. 689 00:32:03,762 --> 00:32:07,630 I love it kwa sababu ni takataka. 690 00:32:07,630 --> 00:32:11,570 >> Oh, I love takataka. 691 00:32:11,570 --> 00:32:15,512 Chochote chafu, au dingy, au vumbi. 692 00:32:15,512 --> 00:32:20,200 Chochote chakavu au bovu au kutu. 693 00:32:20,200 --> 00:32:23,856 Ndiyo, I love takataka. 694 00:32:23,856 --> 00:32:26,246 Hapa ni baadhi ya mambo zaidi bovu. 695 00:32:26,246 --> 00:32:28,240 Nina hapa baadhi newspaper-- 696 00:32:28,240 --> 00:32:28,889 >> [Mwisho avspelning] 697 00:32:28,889 --> 00:32:30,680 DAVID J. Malan: --are kweli compostable. 698 00:32:30,680 --> 00:32:32,790 Lakini asante kwa kujitolea wetu, Angela. 699 00:32:32,790 --> 00:32:37,920 Tuna matatizo mpira kwa wewe hapa pia. 700 00:32:37,920 --> 00:32:38,790 Kwa hiyo asante. 701 00:32:38,790 --> 00:32:40,250 >> Hivyo hii moja iliandikwa na mimi. 702 00:32:40,250 --> 00:32:44,324 Lakini sasa moja kwa halisi mwanafunzi wa zamani ambao unatekelezwa hii, ambayo ni mchezo. 703 00:32:44,324 --> 00:32:46,490 Wote katika lugha hii inaitwa Mwanzo, kwamba tutaweza karibuni 704 00:32:46,490 --> 00:32:47,850 peel nyuma tabaka la. 705 00:32:47,850 --> 00:32:49,940 Lakini kama tunatarajia like-- jinsi kuhusu kujitolea mwingine? 706 00:32:49,940 --> 00:32:50,440 Kulia. 707 00:32:50,440 --> 00:32:50,970 >> Kuja juu juu. 708 00:32:50,970 --> 00:32:52,070 Nini jina lako? 709 00:32:52,070 --> 00:32:52,570 Mtazamo? 710 00:32:52,570 --> 00:32:53,280 Lance. 711 00:32:53,280 --> 00:32:54,082 Lance, kuja juu juu. 712 00:32:54,082 --> 00:32:54,790 Vyema kukutana na wewe. 713 00:32:54,790 --> 00:32:56,170 Haya njia hii. 714 00:32:56,170 --> 00:32:59,940 Hivyo hii mtu anaweza kuwa na mandhari ukoo kwa baadhi yenu. 715 00:32:59,940 --> 00:33:02,180 Lakini utaona pia kwamba kunaweza kuwa na interactivity, 716 00:33:02,180 --> 00:33:05,242 ambapo unaweza kweli kuwa nafasi ya tabia wakiogelea. 717 00:33:05,242 --> 00:33:05,950 Vyema kukutana na wewe. 718 00:33:05,950 --> 00:33:06,470 David. 719 00:33:06,470 --> 00:33:10,464 >> Nawapa, Pikachu. 720 00:33:10,464 --> 00:33:12,380 Maelekezo mapenzi kuhusu kuja juu ya screen. 721 00:33:12,380 --> 00:33:16,070 Lakini katika muda mfupi, wewe ni kwenda wanataka kukamata mambo kitamu, 722 00:33:16,070 --> 00:33:18,827 na kuepuka mabomu na mambo mengine. 723 00:33:18,827 --> 00:33:19,910 Kwa cursors kabisa. 724 00:33:19,910 --> 00:33:21,320 Hivyo hit bar nafasi. 725 00:33:21,320 --> 00:33:21,820 -Pikachu. 726 00:33:21,820 --> 00:33:23,480 DAVID J. Malan: Catch mambo upande wa kushoto, 727 00:33:23,480 --> 00:33:24,938 si kukamata mambo juu ya haki. 728 00:33:24,938 --> 00:33:27,576 729 00:33:27,576 --> 00:34:44,540 >> [Music kucheza] 730 00:34:44,540 --> 00:34:46,332 >> Hivyo moja ya mwisho moja hapa. 731 00:34:46,332 --> 00:34:48,040 Kama tunaweza kuwa moja zaidi kujitolea hapa. 732 00:34:48,040 --> 00:34:50,760 Sisi mawazo tunatarajia recreate kitu from-- katika shirt-- njano 733 00:34:50,760 --> 00:34:53,110 kutoka Jumatano. 734 00:34:53,110 --> 00:34:54,540 Jina lako ni nani? 735 00:34:54,540 --> 00:34:57,090 Maria, kuja juu juu Maria. 736 00:34:57,090 --> 00:35:01,340 >> Na kukumbuka siku ya Jumatano sisi ilianzisha dhana ya mapacha, na balbu mapacha. 737 00:35:01,340 --> 00:35:03,930 Hii ni kweli sasa utekelezaji wa interface kwamba huo 738 00:35:03,930 --> 00:35:07,360 kwamba tulikuwa kwenye iPad na mwanga balbu, lakini hapa digital kulipwa. 739 00:35:07,360 --> 00:35:11,220 Na badala ya kufanya mkazo ball-- vyema kukutana na wewe, David. 740 00:35:11,220 --> 00:35:14,600 Sisi kuletwa mwanga chache balbu kutoka Cambridge. 741 00:35:14,600 --> 00:35:18,650 >> Kama unaweza, wale kubonyeza balbu ya kurejea kwao na mbali, 742 00:35:18,650 --> 00:35:29,510 kuja na mapacha uwakilishi wa kusema 256. 743 00:35:29,510 --> 00:35:32,500 Na utaona katika katikati, Tally sasa. 744 00:35:32,500 --> 00:35:33,690 Ili mtu ni juu ya. 745 00:35:33,690 --> 00:35:34,810 Hivyo kidogo leftmost ni juu ya. 746 00:35:34,810 --> 00:35:36,016 >> MARY: Yeah, [inaudible] 747 00:35:36,016 --> 00:35:39,292 748 00:35:39,292 --> 00:35:41,280 >> DAVID J. Malan: Sawa, hivyo tuna just-- loo. 749 00:35:41,280 --> 00:35:42,780 Hivyo hii ni safu 128. 750 00:35:42,780 --> 00:35:44,460 Hivyo sisi ni hadi 128. 751 00:35:44,460 --> 00:35:46,769 Tulipata kupata 256. 752 00:35:46,769 --> 00:35:48,560 Na unaweza Tinker juu ya na mbali, hakuna mpango mkubwa. 753 00:35:48,560 --> 00:35:53,700 Au unaweza kugonga kwamba 128 zaidi ya mara kama unataka. 754 00:35:53,700 --> 00:35:56,310 >> Haki wote, nzuri. 755 00:35:56,310 --> 00:35:58,090 24. 756 00:35:58,090 --> 00:35:59,790 Yeah, kupata karibu. 757 00:35:59,790 --> 00:36:02,105 Karibu! 758 00:36:02,105 --> 00:36:05,980 Loo, tatizo ni nini basi? 759 00:36:05,980 --> 00:36:07,510 Basi nini suala hilo? 760 00:36:07,510 --> 00:36:10,040 >> Basi je, tunahitaji kutatua tatizo hili? 761 00:36:10,040 --> 00:36:11,060 Hivyo tunahitaji mwingine kidogo. 762 00:36:11,060 --> 00:36:12,770 Na hii ni kikamilifu busara katika hali halisi, sawa? 763 00:36:12,770 --> 00:36:15,800 Kama unataka kuhesabu kutoka namba 1 hadi 2 hadi 3 kwa 4 hadi 5, 6, 7, 8, 9 764 00:36:15,800 --> 00:36:18,880 kwa kweli unaendelea juu ya 10, wewe ni kwenda haja nyongeza kidogo. 765 00:36:18,880 --> 00:36:21,240 Basi hebu kweli rewind hapa, na kuja 766 00:36:21,240 --> 00:36:23,790 with-- kwamba alikuwa ni wazi maana ya kuwa kuanzisha. 767 00:36:23,790 --> 00:36:25,590 >> Huwezi kufanya 256 na tu bulb. 768 00:36:25,590 --> 00:36:29,290 Hivyo ni jinsi kuhusu tu idadi 50? 769 00:36:29,290 --> 00:36:29,977 Idadi 50. 770 00:36:29,977 --> 00:36:34,550 771 00:36:34,550 --> 00:36:35,100 Bora. 772 00:36:35,100 --> 00:36:39,050 Duru kubwa ya applause kwa Mariamu na wa kwake pia. 773 00:36:39,050 --> 00:36:41,840 Asante. 774 00:36:41,840 --> 00:36:45,570 >> Hivyo hii topic-- kukusudia kama kwamba was-- kwa kweli kurudia. 775 00:36:45,570 --> 00:36:50,020 Thamani kubwa kuwa unaweza kuwakilisha na bits nane, au byte moja, 776 00:36:50,020 --> 00:36:51,750 ni kweli 256. 777 00:36:51,750 --> 00:36:55,770 Lakini si kama kuanza kuhesabu kutoka 0, kama sisi 778 00:36:55,770 --> 00:36:58,060 wanaonekana kuendelea kufanya kwa kuwa na wote wa bits wale mbali. 779 00:36:58,060 --> 00:37:01,530 Lakini sasa hebu kupiga mbizi katika msingi utekelezaji wa mazingira haya, 780 00:37:01,530 --> 00:37:03,200 na tease mbali baadhi ya mawazo haya. 781 00:37:03,200 --> 00:37:06,350 >> Hivyo katika wakati sisi ni juu ya kuona chache tofauti misingi ya programu. 782 00:37:06,350 --> 00:37:08,080 Kwanza ambayo tutaweza wito taarifa. 783 00:37:08,080 --> 00:37:09,360 Aina ya vitenzi, kama wewe. 784 00:37:09,360 --> 00:37:09,960 Vitendo. 785 00:37:09,960 --> 00:37:11,180 Mambo ambayo lazima yafanyike. 786 00:37:11,180 --> 00:37:13,430 >> Na katika wakati utaona vitalu ili kuangalia kama hii. 787 00:37:13,430 --> 00:37:14,940 Kusema "hello dunia," kwa mfano. 788 00:37:14,940 --> 00:37:16,330 Au kusubiri pili moja. 789 00:37:16,330 --> 00:37:17,834 Au kucheza meow sauti. 790 00:37:17,834 --> 00:37:20,500 Na hakika mazingira katika ambayo tunakwenda kuwa kufanya hivyo 791 00:37:20,500 --> 00:37:21,610 inaitwa Scratch. 792 00:37:21,610 --> 00:37:25,060 >> Na kama mimi kuvuta up Scratch bila preloading kificho yoyote halisi, 793 00:37:25,060 --> 00:37:27,830 hebu tuangalie kwa haraka katika hii user interface, hivyo kusema. 794 00:37:27,830 --> 00:37:29,730 Udhibiti ambayo sisi kuingiliana. 795 00:37:29,730 --> 00:37:32,840 Juu kushoto hapa ya screen, chini menus, 796 00:37:32,840 --> 00:37:34,650 tuna hatua, hivyo kusema. 797 00:37:34,650 --> 00:37:36,550 Hivyo Scratch ni nini Tutamwita Sprite. 798 00:37:36,550 --> 00:37:37,520 Ni tabia. 799 00:37:37,520 --> 00:37:40,660 >> Naye inaweza kudhibitiwa kwa kuandika mipango dhidi yake. 800 00:37:40,660 --> 00:37:43,950 Naye utakuwa na uwezo wa hoja juu na chini na kushoto na kulia katika mazingira haya, 801 00:37:43,950 --> 00:37:46,075 sio tu na kusonga panya, lakini programmatically. 802 00:37:46,075 --> 00:37:48,930 Siwezi kumwambia kutembea haki, kutembea kushoto, juu, chini au kama. 803 00:37:48,930 --> 00:37:51,440 Na siwezi kuanzisha mwingine sprites au wahusika pia. 804 00:37:51,440 --> 00:37:54,616 >> Kwa hakika, juu ya chini hapa ni mahali ambapo utaona orodha yako ya sprites. 805 00:37:54,616 --> 00:37:56,865 Kwa sasa, mimi tu moja, lakini siwezi kujenga zaidi, 806 00:37:56,865 --> 00:37:58,880 na wao itabidi itaonekana hasa chini huko. 807 00:37:58,880 --> 00:38:02,630 Hivyo kama wewe rewind kwa muda, kama Oscartime-- kwa mfano, Oscar, 808 00:38:02,630 --> 00:38:04,590 upande wa kushoto, takataka Unaweza, alikuwa sprite. 809 00:38:04,590 --> 00:38:07,450 Na jambo katikati, kusindika bin, alikuwa sprite mwingine. 810 00:38:07,450 --> 00:38:09,300 Na mbolea bin ilikuwa sprite mwingine. 811 00:38:09,300 --> 00:38:11,790 Na kila kipande cha takataka au recyclables 812 00:38:11,790 --> 00:38:14,590 kwamba alikuwa kuanguka kutoka mbinguni Pia sprite, ambayo kila mmoja 813 00:38:14,590 --> 00:38:16,150 ilikuwa iliyowekwa mmoja mmoja. 814 00:38:16,150 --> 00:38:17,040 >> Jinsi gani unaweza mpango? 815 00:38:17,040 --> 00:38:20,180 Naam, hapa juu ya haki upande ni maandiko eneo hilo. 816 00:38:20,180 --> 00:38:22,930 Na hii ni mahali ambapo tunaweza Drag na kuacha vipande puzzle. 817 00:38:22,930 --> 00:38:26,066 Katika wiki, ni kwenda kuwa ambapo sisi equivalently kuandika kanuni 818 00:38:26,066 --> 00:38:28,940 na zaidi ya keyboard, lakini kwa leo kutakuwa na akawatoa na kuacha 819 00:38:28,940 --> 00:38:31,680 vipande puzzle, palettes kwa ambayo unaweza wote 820 00:38:31,680 --> 00:38:33,190 kupatikana hapa katikati. 821 00:38:33,190 --> 00:38:35,190 Hakika, katikati hapa kuna rundo zima 822 00:38:35,190 --> 00:38:37,910 ya makundi ya puzzle vipande au vitalu. 823 00:38:37,910 --> 00:38:42,500 Moja ni kuhusiana na mwendo, angalia, sauti, kalamu kwenda juu na chini, 824 00:38:42,500 --> 00:38:43,860 data, matukio kudhibiti. 825 00:38:43,860 --> 00:38:45,654 Uhakika kabisa bado nini yote haya maana, 826 00:38:45,654 --> 00:38:47,820 lakini utaona kwamba wameweza wamekuwa nicely jumuishwa. 827 00:38:47,820 --> 00:38:50,680 Na kuandika mpango katika Mwanzo, hebu kufanya hasa kwamba. 828 00:38:50,680 --> 00:38:53,480 >> Mimi nina kwenda kuanza mbali chini ya Matukio, na Drag hii moja hapa. 829 00:38:53,480 --> 00:38:55,470 Wakati kijani bendera clicked. 830 00:38:55,470 --> 00:38:56,704 Sasa kwa nini kuwa moja? 831 00:38:56,704 --> 00:38:59,120 Vizuri kukumbuka kuwa kujitolea yetu alikuja juu, jambo la kwanza mimi 832 00:38:59,120 --> 00:39:02,017 au hawakuwa ilikuwa bonyeza kwamba kijani bendera katika kona ya juu kulia. 833 00:39:02,017 --> 00:39:03,600 Na kwamba tu ina maana kuanza mpango. 834 00:39:03,600 --> 00:39:06,560 >> Hivyo wakati tukio hilo likitokea, je, nataka kufanya? 835 00:39:06,560 --> 00:39:10,070 Mimi nina kwenda chini ya Looks, na mimi nina kwenda kufanya "kusema hello." 836 00:39:10,070 --> 00:39:14,000 Na mimi nina kwenda kubadili hali hii na kusema kitu kama "hello Yale." 837 00:39:14,000 --> 00:39:16,970 Na sasa mimi nina kwenda kuvuta nje, bonyeza bendera ya kijani, 838 00:39:16,970 --> 00:39:19,050 na voila, Nimeandika mpango. 839 00:39:19,050 --> 00:39:20,990 Siyo kila kitu kusisimua bado tu, lakini hii 840 00:39:20,990 --> 00:39:23,195 ni hasa ambapo kila wale mwandishi kuanza, 841 00:39:23,195 --> 00:39:25,740 pande mbili na Pikachu, na balbu mapacha, na Oscartime, 842 00:39:25,740 --> 00:39:26,890 na zaidi mifano mingi. 843 00:39:26,890 --> 00:39:29,150 >> Unaweza kuanza super rahisi, na kisha kuanza safu, 844 00:39:29,150 --> 00:39:31,046 na kuongeza juu ya sifa na utendaji. 845 00:39:31,046 --> 00:39:32,920 Kwa hiyo kile ni tabaka hizi kwenda na wajumbe wa? 846 00:39:32,920 --> 00:39:36,086 Naam, zaidi ya kauli, tutaweza pia na mambo ambayo ni kidogo zaidi fancily 847 00:39:36,086 --> 00:39:38,910 aitwaye Boolean Maneno, baada ya mtu mmoja aitwaye Bool. 848 00:39:38,910 --> 00:39:42,820 Na kujieleza Boolean ni tu kujieleza kwamba ni ama kweli au uongo, 849 00:39:42,820 --> 00:39:45,740 ndiyo au hapana, 1 au 0. 850 00:39:45,740 --> 00:39:47,480 >> Yoyote kinyume Polar kama hicho. 851 00:39:47,480 --> 00:39:48,902 Ni ama kweli au la. 852 00:39:48,902 --> 00:39:51,360 Lakini sisi ni pia kwenda kuona wale ambao ili kuangalia kama hii. 853 00:39:51,360 --> 00:39:52,925 Hivyo kwa mfano, ni panya chini? 854 00:39:52,925 --> 00:39:54,550 Wao ni aina ya maswali, kama wewe. 855 00:39:54,550 --> 00:39:57,650 >> Panya ni ama chini, kweli au siyo, uongo. 856 00:39:57,650 --> 00:39:59,990 1 au 0, kama wewe, inaelekea kuwa ramani. 857 00:39:59,990 --> 00:40:01,740 Kweli ni 1, uongo ni 0. 858 00:40:01,740 --> 00:40:03,740 Vizuri nini kuhusu chini ya hili? 859 00:40:03,740 --> 00:40:05,400 Au hivyo, ni hii chini ya hili? 860 00:40:05,400 --> 00:40:06,650 Hilo ni swali la aina. 861 00:40:06,650 --> 00:40:09,140 >> Na kama wewe kuweka mbili idadi katika huko, ama x 862 00:40:09,140 --> 00:40:12,010 ni kwenda kuwa chini ya y au sawa na y, au zaidi ya y, 863 00:40:12,010 --> 00:40:14,635 lakini kuzuia hii tutaweza kuona, ni tu kwenda kujibu swali, 864 00:40:14,635 --> 00:40:15,810 ni hii kidogo kuliko hivyo? 865 00:40:15,810 --> 00:40:17,650 Tunaweza pia kuona kitu kama hiki. 866 00:40:17,650 --> 00:40:18,790 Kugusa panya kuyatumia. 867 00:40:18,790 --> 00:40:21,610 Hivyo katika Scratch, unaweza kuuliza swali, ni Sprite 868 00:40:21,610 --> 00:40:22,800 kugusa panya pointer? 869 00:40:22,800 --> 00:40:26,040 Kwa maneno mengine, ni mshale hovering zaidi ya kofia, au sawa? 870 00:40:26,040 --> 00:40:28,100 >> Tutaona Anding mambo pamoja. 871 00:40:28,100 --> 00:40:30,970 Unaweza kuuliza maswali mawili, na kuhakikisha kwamba wote wawili 872 00:40:30,970 --> 00:40:34,920 kukupa ndiyo au baadhi ya majibu kweli kabla kufanya uamuzi wa kufanya kitu. 873 00:40:34,920 --> 00:40:36,709 Lakini basi ni jinsi gani unaweza kufanya maamuzi? 874 00:40:36,709 --> 00:40:38,000 Naam, tuna masharti haya. 875 00:40:38,000 --> 00:40:40,041 >> Na tuliona hii katika yetu Mfano wa kitabu cha simu. 876 00:40:40,041 --> 00:40:41,900 Kuangalia kwa upande wa kushoto au haki kwa Mike Smith. 877 00:40:41,900 --> 00:40:45,140 Na katika hali, wewe kufanya kitu uwezekano, 878 00:40:45,140 --> 00:40:47,240 kama kujieleza Boolean ni kweli. 879 00:40:47,240 --> 00:40:48,720 >> Na hakika, taarifa maumbo sasa. 880 00:40:48,720 --> 00:40:52,250 Kuna placeholder hii sasa hivi juu ya uendeshaji ambapo tunaweza fit-- 881 00:40:52,250 --> 00:40:54,532 kama mimi rewind moja slide-- sura hiyo. 882 00:40:54,532 --> 00:40:55,740 Siyo kabisa ukubwa huo. 883 00:40:55,740 --> 00:40:58,400 Na hakika, utaona kwamba Mwanzo resizes mambo dynamically 884 00:40:58,400 --> 00:41:01,479 fit vipande puzzle, lakini sura ni nini muhimu. 885 00:41:01,479 --> 00:41:03,270 Jambo hili inaonekana kama kuwa, na kwa kweli ni 886 00:41:03,270 --> 00:41:05,410 takribani umbo moja kwamba lazima fit katika huko. 887 00:41:05,410 --> 00:41:09,520 Na kama tunataka kufanya kitu huku wala huku kwamba, kama au mwingine, 888 00:41:09,520 --> 00:41:12,080 tuna puzzle hii kipande katika Scratch kama vile. 889 00:41:12,080 --> 00:41:17,450 >> Sasa tuseme alitaka kufanya kama, mwingine kama, au mwingine. 890 00:41:17,450 --> 00:41:20,120 Kwa maneno mengine, a njia tatu uma katika barabara. 891 00:41:20,120 --> 00:41:22,656 Vizuri unaweza kufanya nini tu kwa glancing katika hili? 892 00:41:22,656 --> 00:41:25,030 Naweza kuchukua huu puzzle kipande, na haionekani fit, 893 00:41:25,030 --> 00:41:27,670 lakini tena, Scratch ni kwenda upya ukubwa vizuri kwa ajili yetu. 894 00:41:27,670 --> 00:41:29,940 Mimi naweza kuanza safu mambo haya kwa pamoja. 895 00:41:29,940 --> 00:41:32,900 >> Hivyo sasa nina njia tatu uma kama hii ni kweli, kufanya hivyo. 896 00:41:32,900 --> 00:41:36,560 Mwingine kama jambo hili mengine ni ya kweli, kwenda njia hii, mwingine kwenda njia hii wengine. 897 00:41:36,560 --> 00:41:39,200 Na katika Muppet Kisasa, uma katika barabara, hivyo kusema, 898 00:41:39,200 --> 00:41:42,610 kati ya Yale au Stanford, alikuwa hasa kwamba, tu hali mbili. 899 00:41:42,610 --> 00:41:45,190 Aidha kwenda njia hii, pengine kwenda kwa njia hiyo. 900 00:41:45,190 --> 00:41:46,940 >> Naam, loops pia zipo katika programu. 901 00:41:46,940 --> 00:41:49,100 Na tumekuwa kutumika hawa tayari katika darasa na katika pseudocode kificho, 902 00:41:49,100 --> 00:41:51,060 Na hakika katika hayo Mipango mwanzo milele. 903 00:41:51,060 --> 00:41:53,730 Mwanzo ina huu puzzle kipande kwamba itakuwa tu basi wewe kufanya kitu milele. 904 00:41:53,730 --> 00:41:55,688 Na wakati mwingine unataka kufanya kitu milele. 905 00:41:55,688 --> 00:41:58,810 Ni si lazima mdudu, ni sababu unataka saa na kuendelea, 906 00:41:58,810 --> 00:42:00,730 au mchezo kuendelea kucheza. 907 00:42:00,730 --> 00:42:04,800 Au unaweza kutaja idadi mahususi ya hatua, kama ilivyo kwa hii kuzuia kurudia hapa, 908 00:42:04,800 --> 00:42:06,550 ambayo itakuwa kurudia kitu mara 10. 909 00:42:06,550 --> 00:42:08,560 Tunaweza kuweka vigezo, tutaweza hivi karibuni kuona. 910 00:42:08,560 --> 00:42:12,300 Na kwa vigezo, sawa katika roho kwa algebra, kama x, au y, z au. 911 00:42:12,300 --> 00:42:16,390 Ni jambo ambalo ni ishara kwamba wanaweza kuhifadhi baadhi ya thamani, baadhi kipande cha habari, 912 00:42:16,390 --> 00:42:18,320 ambayo unaweza kutaka kukumbuka kwa baadaye. 913 00:42:18,320 --> 00:42:21,080 >> Best mfano wa hii inaweza kuwa mchezo ambapo una alama, 914 00:42:21,080 --> 00:42:22,080 kama katika Pikachu. 915 00:42:22,080 --> 00:42:25,180 Jinsi vipande vya keki wengi na mengineyo je kukamata? 916 00:42:25,180 --> 00:42:29,340 Naam, hiyo inaweza kuwa ni kutofautiana aitwaye alama kwamba kuanza saa 0. 917 00:42:29,340 --> 00:42:32,400 Na kisha kila wakati sisi hawakupata kipande cha keki au pipi, au kama, 918 00:42:32,400 --> 00:42:33,720 anapata incremented. 919 00:42:33,720 --> 00:42:35,990 Ni anapata aliongeza kwa wakati mmoja. 920 00:42:35,990 --> 00:42:38,450 Na maduka hivyo kutofautiana kipande cha habari kama hiyo. 921 00:42:38,450 --> 00:42:41,450 Kisha kuna arrays, na tutaweza kuja nyuma ya hizi katika muda wa wiki moja au mbili, 922 00:42:41,450 --> 00:42:44,900 lakini safu ni aina ya kama hesabu au satchel, ndani ya 923 00:42:44,900 --> 00:42:46,940 ya ambayo unaweza kuweka mambo virtual. 924 00:42:46,940 --> 00:42:49,852 Ni utapata kuhifadhi zaidi kuliko kipande kimoja cha habari. 925 00:42:49,852 --> 00:42:51,810 Na kwamba inaweza kuwa na manufaa kama katika mchezo, wewe ni 926 00:42:51,810 --> 00:42:53,630 aina ya kutembea karibu kuokota mambo up. 927 00:42:53,630 --> 00:42:55,879 Na labda unataka kuweka wote wa vipande hayo ya keki 928 00:42:55,879 --> 00:42:58,260 karibu, na si tu kula nao mmoja baada ya mwingine. 929 00:42:58,260 --> 00:43:00,010 Na kisha kuna fancier kujenga tutaweza 930 00:43:00,010 --> 00:43:02,932 kuja aitwaye kazi au taratibu. 931 00:43:02,932 --> 00:43:04,640 Na ingawa tunakwenda kasi hapa, tutaweza 932 00:43:04,640 --> 00:43:07,345 kuona kwamba hizi ni sana ufumbuzi wa asili kwa matatizo 933 00:43:07,345 --> 00:43:08,470 kwamba tunakwenda kukutana. 934 00:43:08,470 --> 00:43:10,220 Kama mipango yetu kuanza kupata kubwa tutaweza 935 00:43:10,220 --> 00:43:12,640 kuanza kwa taarifa mwelekeo katika kificho kwamba sisi ni kuandika, 936 00:43:12,640 --> 00:43:14,556 vipande puzzle tuko akawatoa na kuacha. 937 00:43:14,556 --> 00:43:18,240 Na haraka kama wewe mwenyewe kufanya taarifa kitu tena na tena, au mbaya lakini 938 00:43:18,240 --> 00:43:21,400 kuiga na pasting programu kificho kwamba umefanya imeandikwa, 939 00:43:21,400 --> 00:43:23,612 kwamba pengine nafasi ya sababu nje 940 00:43:23,612 --> 00:43:25,820 chochote kuweka kuiga na pasting, na kuweka 941 00:43:25,820 --> 00:43:27,430 katika kitu kinachoitwa "kazi." 942 00:43:27,430 --> 00:43:29,690 Lakini zaidi juu ya wale walio katika kiasi maelezo zaidi kabla ya muda mrefu. 943 00:43:29,690 --> 00:43:31,314 >> Na kisha kuna makala hata fancier. 944 00:43:31,314 --> 00:43:34,100 Kwa wale vizuri zaidi, au kuchukua APCS au sawa, 945 00:43:34,100 --> 00:43:37,600 Mwanzo kwa kweli inasaidia mambo kama nyuzi na matukio na zaidi. 946 00:43:37,600 --> 00:43:39,840 Hivyo kutambua kwamba ina dari haki ya juu, 947 00:43:39,840 --> 00:43:42,540 hata kama ni pia sana upana kupatikana kwa folks 948 00:43:42,540 --> 00:43:44,460 ambao hawajawahi iliyowekwa mbele. 949 00:43:44,460 --> 00:43:47,130 Hivyo kweli, hebu tuangalie katika mpango rahisi au mbili. 950 00:43:47,130 --> 00:43:49,920 >> Sisi tayari inaonekana katika jinsi sisi anaweza kusema hodi na Scratch. 951 00:43:49,920 --> 00:43:52,800 Hebu kwenda mbele na kufungua kidogo zaidi ya kuvutia mpango 952 00:43:52,800 --> 00:43:54,100 kwamba mimi aliandika mapema. 953 00:43:54,100 --> 00:43:56,430 Na hii moja kuitwa Pet paka. 954 00:43:56,430 --> 00:43:58,954 Wote wa programu hizi itakuwa inapatikana kwenye tovuti CS50. 955 00:43:58,954 --> 00:43:59,870 Hakika, tayari pale. 956 00:43:59,870 --> 00:44:01,190 >> Hivyo unaweza kushusha nao, na kucheza nao, 957 00:44:01,190 --> 00:44:03,850 na kwa kuweka tatizo 0, ambayo Pia kwenye tovuti kozi ya, 958 00:44:03,850 --> 00:44:05,516 wewe ni moyo na kutembea kwa njia hizi. 959 00:44:05,516 --> 00:44:07,820 Na zaidi ya hayo, tuna idadi ya kutembea-kupitia video 960 00:44:07,820 --> 00:44:10,951 online ambayo mimi na Timu CS50 kweli kutembea 961 00:44:10,951 --> 00:44:14,200 njia ya kila ya mifano hii katika kiasi polepole kasi, forwardable haraka sana, 962 00:44:14,200 --> 00:44:18,530 au rewindable kasi, ili uweze kutembea kupitia hizi katika burudani yako pia. 963 00:44:18,530 --> 00:44:20,330 Hivyo hapa ni Scratch upande wa kushoto. 964 00:44:20,330 --> 00:44:22,920 Hapa ni mpango katika haki kwamba nimekuwa tayari kabla ya kufanywa. 965 00:44:22,920 --> 00:44:24,880 Hivyo basi mimi kuvuta hii. 966 00:44:24,880 --> 00:44:28,780 Na naweza mtu kwa lugha ya Kiingereza, wakijua nini unajua, tu kuanzia sasa kama 967 00:44:28,780 --> 00:44:31,650 kwa jinsi Scratch kazi, aina ya kusema katika maneno ya Kiingereza au adhabu, 968 00:44:31,650 --> 00:44:35,450 nini mpango huu inaonekana nini? 969 00:44:35,450 --> 00:44:36,836 >> Naam, katika shati rangi ya machungwa. 970 00:44:36,836 --> 00:44:40,804 >> Watazamaji: [inaudible] 971 00:44:40,804 --> 00:44:41,796 972 00:44:41,796 --> 00:44:44,980 >> DAVID J. Malan: Yeah, kama wako mshale ni juu ya Scratch paka, 973 00:44:44,980 --> 00:44:46,220 kucheza sauti meowing. 974 00:44:46,220 --> 00:44:47,870 Lakini taarifa jinsi sisi kueleza kwamba. 975 00:44:47,870 --> 00:44:49,980 Kuna inaonekana kitanzi huko, hata milele. 976 00:44:49,980 --> 00:44:53,000 Na kisha kuna hali, ikiwa kujieleza. 977 00:44:53,000 --> 00:44:55,090 Na kwa pamoja, je, wale maana gani? 978 00:44:55,090 --> 00:44:57,210 Ina maana mpango huu ni tu kuendeshwa siku zote, 979 00:44:57,210 --> 00:44:59,510 na ni tu daima kusubiri na kuangalia na kusikiliza 980 00:44:59,510 --> 00:45:01,730 kwa ajili yangu na hoja ya panya yangu juu ya paka. 981 00:45:01,730 --> 00:45:04,810 >> Kwa sababu kila wakati mimi kufanya hivyo, kama kupendekeza, ni kwenda kufanya hivyo. 982 00:45:04,810 --> 00:45:06,475 Napenda kuanza mpango. 983 00:45:06,475 --> 00:45:08,350 Kitu inaonekana kuwa kinachotokea, lakini taarifa jinsi 984 00:45:08,350 --> 00:45:10,152 ni yalionyesha sasa katika mstari njano. 985 00:45:10,152 --> 00:45:11,360 Hiyo ina maana tu ni mbio. 986 00:45:11,360 --> 00:45:13,770 Na kwa sababu kuna milele kitanzi, ni bado mbio. 987 00:45:13,770 --> 00:45:19,610 >> Hivyo basi mimi hoja ya mshale wangu juu Scratch. [Meow] [Meow] Na kama mimi hoja hiyo mbali, 988 00:45:19,610 --> 00:45:25,444 [Meow] sasa ataacha, lakini mpango huo bado mbio. [Meow] Na hivyo, adorable. 989 00:45:25,444 --> 00:45:28,550 [Meow] Basi hebu kufungua kidogo zaidi juu 990 00:45:28,550 --> 00:45:32,620 mfano inayoitwa Je, si Pet paka. 991 00:45:32,620 --> 00:45:35,805 >> Na sasa hebu angalia nini hutokea hapa. [Meow] meowing. 992 00:45:35,805 --> 00:45:39,297 Hivyo ni kidogo juu ya auto majaribio, kama wewe. 993 00:45:39,297 --> 00:45:39,880 --pet paka. 994 00:45:39,880 --> 00:45:42,820 Nashangaa kwa nini. 995 00:45:42,820 --> 00:45:45,389 [Kishindo] [Meow] Hivyo ni jinsi gani kazi hii? 996 00:45:45,389 --> 00:45:47,930 Naam, unaweza aina ya sababu kwa njia hiyo shirikishi, labda. 997 00:45:47,930 --> 00:45:49,346 >> Lakini hebu tuangalie kanuni halisi. 998 00:45:49,346 --> 00:45:51,819 Hivyo tena, wakati bendera ya kijani ni clicked, kufanya hivyo milele. 999 00:45:51,819 --> 00:45:53,110 Unataka nini cha kufanya milele? 1000 00:45:53,110 --> 00:45:56,150 Naam, kama kugusa panya pointer, kisha kucheza 1001 00:45:56,150 --> 00:46:00,270 sauti hiyo inaonekana aitwaye Simba 5, hiyo ni ndani ya mradi huu, pengine 1002 00:46:00,270 --> 00:46:03,010 kucheza meow sauti, na kisha kusubiri sekunde mbili, hivyo 1003 00:46:03,010 --> 00:46:04,510 kwamba siyo meowing bila kukoma. 1004 00:46:04,510 --> 00:46:07,650 Kwa kweli, unaweza haraka sana kuanza waudhi wewe mwenyewe na roommates yako. 1005 00:46:07,650 --> 00:46:08,690 >> Hebu kuondoa kuzuia hili. 1006 00:46:08,690 --> 00:46:10,580 Na taarifa nini ni nzuri kuhusu Scratch. 1007 00:46:10,580 --> 00:46:13,070 Mambo tu aina ya Drag na kuacha na interlock. 1008 00:46:13,070 --> 00:46:14,980 Hivyo tena, kukua kwa kujaza kile unataka. 1009 00:46:14,980 --> 00:46:20,118 Lakini kama mimi kuondoa hii, na kisha hit kucheza, [COMPUTER blip SOUND] 1010 00:46:20,118 --> 00:46:22,904 >> --it ni aina ya tripping juu yenyewe, kwa sababu ni literally 1011 00:46:22,904 --> 00:46:23,820 kufanya nini mimi kusema. 1012 00:46:23,820 --> 00:46:27,080 Ni kusema milele kucheza sauti hii, lakini Mimi si kutoa ni nafasi ya kumaliza. 1013 00:46:27,080 --> 00:46:28,205 Na hivyo kwamba itakuwa mdudu. 1014 00:46:28,205 --> 00:46:30,700 Na hii ndiyo maana tulikuwa jambo hili katika hapa sasa. 1015 00:46:30,700 --> 00:46:34,030 Basi hebu kweli kuanza kutoka scratch-- aina ya pun kidogo intended-- 1016 00:46:34,030 --> 00:46:36,450 ambayo sisi sasa kuwa na paka hoja. 1017 00:46:36,450 --> 00:46:38,130 >> Hivyo nina kwenda kufanya hivi juu ya kuruka. 1018 00:46:38,130 --> 00:46:40,910 Mimi nina kwenda kuvuta hapa, tu kwa kupata yangu ilianza juu ya Matukio. 1019 00:46:40,910 --> 00:46:42,000 Na kijani bendera clicked. 1020 00:46:42,000 --> 00:46:43,410 Na kuna njia nyingine kuanza maandiko. 1021 00:46:43,410 --> 00:46:44,920 Tunakwenda kushika ni rahisi hapa. 1022 00:46:44,920 --> 00:46:48,049 >> Na sasa mimi nina kwenda mbele na kwenda chini ya Kudhibiti. 1023 00:46:48,049 --> 00:46:50,590 Na tena, kama wewe kusahau ambapo mambo ni, tu bonyeza kote, 1024 00:46:50,590 --> 00:46:52,048 na hatimaye kupata yao tena. 1025 00:46:52,048 --> 00:46:53,680 Hivyo nataka milele kufanya nini? 1026 00:46:53,680 --> 00:46:58,650 Nataka kutumia kuzuia mwendo kuwa mimi najua ipo, hoja hatua 10. 1027 00:46:58,650 --> 00:47:02,016 >> Basi hebu angalia nini kinatokea hapa ikiwa mimi kucheza mchezo huu. 1028 00:47:02,016 --> 00:47:03,390 Shukrani haina kwenda mbali mno. 1029 00:47:03,390 --> 00:47:05,190 Siwezi bado aina ya kunyakua naye na mkia na kuvuta naye tena. 1030 00:47:05,190 --> 00:47:07,860 Lakini mpango bado mbio, hivyo yeye ni aina ya mapigano mimi. 1031 00:47:07,860 --> 00:47:10,870 Lakini ni d kuwa aina ya nzuri kama mimi masharti kurekebisha hili katika kanuni. 1032 00:47:10,870 --> 00:47:12,800 >> Kwa sababu hii ni not-- kweli hii ni kweli 1033 00:47:12,800 --> 00:47:15,770 si mchezo furaha kwa mtu yeyote wa umri wowote. 1034 00:47:15,770 --> 00:47:18,915 Basi hebu jaribu kurekebisha hili kwa kuwa baadhi ya aina ya masharti. 1035 00:47:18,915 --> 00:47:21,670 Hivyo mimi nina kwenda chini ya Kudhibiti, na kisha kama. 1036 00:47:21,670 --> 00:47:22,660 Mimi kama wazo hili. 1037 00:47:22,660 --> 00:47:27,470 Hivyo baada ya kuhamia hatua 10, if-- napenda kuhisi ambapo mimi. 1038 00:47:27,470 --> 00:47:30,799 Mimi nina kwenda chini ya Sensing, na kisha inaonekana siwezi kwenda hapa. 1039 00:47:30,799 --> 00:47:31,840 mstari kwa mechi sura. 1040 00:47:31,840 --> 00:47:34,380 >> Ukubwa hana, lakini ni kwenda kukua kujaza. 1041 00:47:34,380 --> 00:47:35,984 Na sasa hii ni orodha ndogo. 1042 00:47:35,984 --> 00:47:38,650 Na sasa panya pointer mimi si wanataka panya, nataka makali. 1043 00:47:38,650 --> 00:47:41,700 Hivyo Scratch ni smart kutosha kujua wakati sprite ni kugusa makali. 1044 00:47:41,700 --> 00:47:44,360 Je, nataka yake kwa kweli kufanya? 1045 00:47:44,360 --> 00:47:46,025 >> Hebu kwenda mbele na kubadili mwendo. 1046 00:47:46,025 --> 00:47:46,940 Unajua nini? 1047 00:47:46,940 --> 00:47:49,242 Mimi nina kwenda kuwa naye kugeuka. 1048 00:47:49,242 --> 00:47:51,200 Hivyo nyuzi 15 ni si kweli kwenda kusaidia mimi. 1049 00:47:51,200 --> 00:47:53,990 Nataka yake kugeuka na kwenda njia nyingine. 1050 00:47:53,990 --> 00:47:57,740 >> Basi hebu angalia nini kinatokea hapa, kama mimi kugonga Play sasa. 1051 00:47:57,740 --> 00:48:01,520 OK, aina ya kijinga kuangalia, lakini ni kufanya nini hasa mimi alisema. 1052 00:48:01,520 --> 00:48:03,540 Na ni kupokezana sprite nzima. 1053 00:48:03,540 --> 00:48:04,900 Sasa ni zamu nje siwezi kurekebisha hii. 1054 00:48:04,900 --> 00:48:06,691 Na sikujua jinsi kurekebisha hii kwa mara ya kwanza. 1055 00:48:06,691 --> 00:48:09,190 Mimi aina ilibidi futz karibu na kuona njia bora ya kufanya hivyo. 1056 00:48:09,190 --> 00:48:12,630 Lakini kama mimi kwenda to-- hebu angalia, mwendo. 1057 00:48:12,630 --> 00:48:14,050 Oh, nimeona hii. 1058 00:48:14,050 --> 00:48:15,660 Kwa kweli, Kuweka mzunguko wa Kisasa. 1059 00:48:15,660 --> 00:48:18,431 Kushoto, kulia, au kufanya si mzunguko, au pande zote. 1060 00:48:18,431 --> 00:48:19,930 Na zinageuka kuwa ni nini nataka. 1061 00:48:19,930 --> 00:48:22,920 Na mimi nina kwenda kuweka hii si yangu kitanzi, kwa sababu mimi si haja ya kuweka 1062 00:48:22,920 --> 00:48:24,487 mzunguko style mara nyingi. 1063 00:48:24,487 --> 00:48:27,570 Mimi nina kwenda kuiweka katika sana juu ya mpango huu ili anapata kuweka mara moja, 1064 00:48:27,570 --> 00:48:28,670 na kisha anakumbuka. 1065 00:48:28,670 --> 00:48:30,340 Na sasa mimi nina kwenda kujaribu hii tena. 1066 00:48:30,340 --> 00:48:32,520 Napenda kuacha mpango. 1067 00:48:32,520 --> 00:48:34,050 >> Na kwa kuwa sasa fasta kwamba mdudu. 1068 00:48:34,050 --> 00:48:35,700 Hivyo mimi nina iteratively kuboresha juu ya hili. 1069 00:48:35,700 --> 00:48:37,900 Mpango ni kupata kidogo ngumu zaidi na kubwa zaidi, 1070 00:48:37,900 --> 00:48:40,810 lakini mimi nina kuchukua mtoto hatua ili kuzungumza, na kuumwa ndogo nje ya tatizo 1071 00:48:40,810 --> 00:48:42,010 kupata bora na bora. 1072 00:48:42,010 --> 00:48:43,260 Lakini hii pia, ni aina ya vilema. 1073 00:48:43,260 --> 00:48:43,900 >> Unajua nini? 1074 00:48:43,900 --> 00:48:49,860 Bila kuuliza mtu aliye na mzuri, kutisha sauti kama kuja? 1075 00:48:49,860 --> 00:48:51,210 Mtu kwa sauti. 1076 00:48:51,210 --> 00:48:54,070 1077 00:48:54,070 --> 00:48:54,570 Uh, yeah. 1078 00:48:54,570 --> 00:48:55,550 Kuja juu juu. 1079 00:48:55,550 --> 00:48:57,990 Katika shati ya kijani. 1080 00:48:57,990 --> 00:49:01,530 >> Hivyo ni zamu nje kuna baadhi ya kujifurahisha mengine mambo, aesthetics na sauti sawa. 1081 00:49:01,530 --> 00:49:02,290 Hapa ni meow. 1082 00:49:02,290 --> 00:49:04,000 Mimi bonyeza Sauti tab. 1083 00:49:04,000 --> 00:49:08,730 [Meow] Kuna meow. [Meow] [Meow] [Meow] --actually rekodi kitu 1084 00:49:08,730 --> 00:49:10,310 ya yetu wenyewe hapa. 1085 00:49:10,310 --> 00:49:13,120 >> Basi hebu kufanya hasa kwamba. 1086 00:49:13,120 --> 00:49:17,670 Badala ya kutumia hii sauti paka, hebu kwenda mbele hapa, na nini jina lako? 1087 00:49:17,670 --> 00:49:18,850 Nick, ni vyema kukutana na wewe. 1088 00:49:18,850 --> 00:49:19,350 Ni Daudi. 1089 00:49:19,350 --> 00:49:21,474 Hivyo katika dakika moja, mimi nina kwenda kuikumba kifungo Rekodi. 1090 00:49:21,474 --> 00:49:23,240 Na kama unaweza tu kelele ndani ya mbali, 1091 00:49:23,240 --> 00:49:26,140 "ouch," kana kwamba tu kutembea ndani ya ukuta, 1092 00:49:26,140 --> 00:49:28,180 ambayo itakuwa appreciated. 1093 00:49:28,180 --> 00:49:29,660 1, 2. 1094 00:49:29,660 --> 00:49:31,470 >> NICK: Ouch! 1095 00:49:31,470 --> 00:49:32,470 DAVID J. Malan: Ajabu. 1096 00:49:32,470 --> 00:49:34,410 Na sasa unaweza kufanya editing kidogo hapa. 1097 00:49:34,410 --> 00:49:35,910 Kwenda kujikwamua sehemu ya utulivu. 1098 00:49:35,910 --> 00:49:37,000 Na nadhani hiyo ni nzuri. 1099 00:49:37,000 --> 00:49:37,690 Asante sana. 1100 00:49:37,690 --> 00:49:38,315 >> NICK: Pleasure. 1101 00:49:38,315 --> 00:49:43,277 1102 00:49:43,277 --> 00:49:45,110 DAVID J. Malan: Mimi wameweza tu jina hilo "ouch," 1103 00:49:45,110 --> 00:49:46,901 lakini sasa mimi nina kwenda kwa kurudi nyuma na maandiko yangu. 1104 00:49:46,901 --> 00:49:49,810 Na taarifa kwa kweli ni pale sauti hapa. 1105 00:49:49,810 --> 00:49:53,520 Na mimi nina kwenda mbele na kucheza sauti ouch, 1106 00:49:53,520 --> 00:49:56,991 na mimi nina kwenda kufanya kwamba kama ni kugusa edges tu. 1107 00:49:56,991 --> 00:49:58,740 Na kisha mimi nina kwenda kwa kuwa ni kugeuka. 1108 00:49:58,740 --> 00:50:00,250 Basi hebu angalia nini kinatokea hapa. 1109 00:50:00,250 --> 00:50:01,728 Hebu kwenda screen kamili. 1110 00:50:01,728 --> 00:50:02,394 [VIDEO avspelning] 1111 00:50:02,394 --> 00:50:03,790 -Ouch! 1112 00:50:03,790 --> 00:50:05,290 Ouch! 1113 00:50:05,290 --> 00:50:06,790 Ouch! 1114 00:50:06,790 --> 00:50:07,790 Ouch! 1115 00:50:07,790 --> 00:50:09,160 Ouch! 1116 00:50:09,160 --> 00:50:10,780 Ouch! 1117 00:50:10,780 --> 00:50:11,587 Ouch! 1118 00:50:11,587 --> 00:50:12,086 Ouch! 1119 00:50:12,086 --> 00:50:12,492 >> [Mwisho avspelning] 1120 00:50:12,492 --> 00:50:14,490 >> DAVID J. Malan: Hivyo wewe kutambua kwamba sisi ni kupata kidogo bahati. 1121 00:50:14,490 --> 00:50:17,110 Mimi nina kwenda kuwa naye hoja kama hatua 100 kwa wakati mmoja. 1122 00:50:17,110 --> 00:50:21,790 Athari ambayo sasa ni kwenda kwa be-- [COMPUTER glitch SOUND] Basi 1123 00:50:21,790 --> 00:50:22,490 ndani ya sababu. 1124 00:50:22,490 --> 00:50:25,470 Hivyo nafasi ya kuboresha kwamba zaidi ikiwa kweli tunataka. 1125 00:50:25,470 --> 00:50:27,340 >> Hivyo sasa hebu kuanzisha dhana nyingine. 1126 00:50:27,340 --> 00:50:30,660 Basi mimi kwenda katika mtu mmoja aitwaye Kuhesabu kondoo na matumizi kitu 1127 00:50:30,660 --> 00:50:31,610 aitwaye kutofautiana. 1128 00:50:31,610 --> 00:50:34,700 Hii ni adorable kondoo kidogo, na Mimi iliyopita vazi lake hivyo kusema. 1129 00:50:34,700 --> 00:50:37,450 Hivyo hata kama chaguo-msingi ni paka, unaweza upload, unaweza kuteka, 1130 00:50:37,450 --> 00:50:40,020 unaweza kufanya idadi yoyote ya wahusika juu ya sprite yako. 1131 00:50:40,020 --> 00:50:43,740 Hapa ni mpango kwamba kwenda kufanya nini katika Kiingereza? 1132 00:50:43,740 --> 00:50:47,110 >> Kulingana tena juu ya kile tu unajua sasa. 1133 00:50:47,110 --> 00:50:48,230 Nini mpango huu nini? 1134 00:50:48,230 --> 00:50:50,740 1135 00:50:50,740 --> 00:50:53,500 Naam, ni kwenda kuhesabu. 1136 00:50:53,500 --> 00:50:55,842 Namba moja kwa wakati mmoja. 1137 00:50:55,842 --> 00:50:57,550 Tuna inaonekana na hii kukabiliana na kuweka. 1138 00:50:57,550 --> 00:50:59,380 >> Sijui nini yaani, lakini labda ni kutofautiana. 1139 00:50:59,380 --> 00:51:00,740 Ni tu chombo, x au y. 1140 00:51:00,740 --> 00:51:04,290 Lakini neno kukabiliana ni zaidi maelezo ya hisabati ya x au y. 1141 00:51:04,290 --> 00:51:06,560 Ili tuweze kutumia maneno ya Kiingereza kwa ajili ya mambo. 1142 00:51:06,560 --> 00:51:08,490 Milele, tu ina maana kuendelea kufanya hivyo. 1143 00:51:08,490 --> 00:51:10,020 >> Kusema kukabiliana. 1144 00:51:10,020 --> 00:51:11,270 Sasa wapi hii wanatoka? 1145 00:51:11,270 --> 00:51:13,240 Naam, ni zamu nje kwamba kukabiliana na ni kutofautiana. 1146 00:51:13,240 --> 00:51:15,645 Hivyo ni mwingine tu puzzle kipande Mimi umba mapema. 1147 00:51:15,645 --> 00:51:18,020 Na hata kama ni hutokea si kwa kuwa umbo moja hapa, 1148 00:51:18,020 --> 00:51:20,540 kawaida ungependa kusema kitu kama hodi hapa. 1149 00:51:20,540 --> 00:51:23,610 >> Unaweza pia Drag kutofautiana ili kwamba ni nini ya kupata alisema. 1150 00:51:23,610 --> 00:51:26,170 Kisha mimi kusubiri kwa ajili ya pili, mimi mabadiliko ya kukabiliana na baada ya mwingine, 1151 00:51:26,170 --> 00:51:27,940 incrementing yake na kuongeza moja. 1152 00:51:27,940 --> 00:51:32,407 Hivyo kwamba athari wavu ni hii adorable kuhesabu kondoo. 1153 00:51:32,407 --> 00:51:33,615 Ingawa yeye kuhesabu mwenyewe. 1154 00:51:33,615 --> 00:51:36,642 1155 00:51:36,642 --> 00:51:38,350 Sasa ni haraka sana kwenda kupata boring 1156 00:51:38,350 --> 00:51:40,900 kwa sababu yeye kwenda kufanya hivyo kweli milele, 1157 00:51:40,900 --> 00:51:44,240 lakini kwamba ni nini hasa kubuni programu hiyo inaeleza. 1158 00:51:44,240 --> 00:51:48,090 Hebu sasa kujaribu mfano mwingine kwamba leverages kutofautiana. 1159 00:51:48,090 --> 00:51:51,140 Hii mtu mmoja aitwaye Hi Hi Hi, kwamba haina kupata annoying haraka. 1160 00:51:51,140 --> 00:51:52,987 Sasa hii moja ina maandiko mbili. 1161 00:51:52,987 --> 00:51:54,570 Na hivyo tena, sisi ni kuchukua hatua mtoto. 1162 00:51:54,570 --> 00:51:57,236 >> Sisi ilianza na kitu super ndogo, aliongeza kwa hiyo, aliongeza kwa hilo. 1163 00:51:57,236 --> 00:51:59,750 Sasa nataka kufanya kitu hata zaidi ya nguvu, 1164 00:51:59,750 --> 00:52:02,950 hivyo nataka kuwa na kusikiliza kwa mambo mawili tofauti kwa wakati mmoja. 1165 00:52:02,950 --> 00:52:05,420 Hivyo upande wa kushoto, wakati kijani bendera ni clicked, 1166 00:52:05,420 --> 00:52:08,100 Mimi kuweka kutofautiana kwamba mimi aliandika mapema aitwaye Imezimwa. 1167 00:52:08,100 --> 00:52:09,700 Na mimi kiholela kuweka kwa 0. 1168 00:52:09,700 --> 00:52:13,290 Hivyo Scratch hana kweli na uongo, lakini haina 0 na 1. 1169 00:52:13,290 --> 00:52:15,270 >> Hivyo siwezi takriban wazo kwamba huo. 1170 00:52:15,270 --> 00:52:21,110 Na kisha milele, kama nafasi bar ni taabu, kisha kuweka kutofautiana kwa 0. 1171 00:52:21,110 --> 00:52:21,810 Au pole. 1172 00:52:21,810 --> 00:52:25,920 Kama Nafasi ni taabu, na kama kimya, kutofautiana, ni 0, 1173 00:52:25,920 --> 00:52:29,950 kisha kuweka umebakia kimya kwa 1, mwingine kuweka umebakia kimya kwa 0. 1174 00:52:29,950 --> 00:52:32,370 Hii inaonekana kama aina ya tuko kufanya tu na undoing kazi. 1175 00:52:32,370 --> 00:52:33,130 >> Lakini nini athari? 1176 00:52:33,130 --> 00:52:35,588 Kila wakati mimi hit nafasi bar, nini kinatokea kwa kutofautiana yangu 1177 00:52:35,588 --> 00:52:38,150 kuitwa kimya, kifikra? 1178 00:52:38,150 --> 00:52:39,100 Aina ya anapata flipped. 1179 00:52:39,100 --> 00:52:41,035 Ni mabadiliko 0-1, au 1-0. 1180 00:52:41,035 --> 00:52:43,035 Hivyo alichukua vitalu chache kueleza kwamba, lakini yote 1181 00:52:43,035 --> 00:52:47,280 Mimi nina kufanya ni toggling hali ya kutofautiana huu kwa 0 au 1, au 0 au 1 1182 00:52:47,280 --> 00:52:48,530 kila wakati mimi hit bar nafasi. 1183 00:52:48,530 --> 00:52:49,905 Sasa zaidi ya hapa, nini hii kufanya? 1184 00:52:49,905 --> 00:52:53,400 Milele, ikiwa kimya ni 0, hivyo kama kimya ni uongo. 1185 00:52:53,400 --> 00:52:57,910 Hivyo kama si kimya, ni semantiki huko, kucheza sauti bahari simba, 1186 00:52:57,910 --> 00:53:00,810 na kufikiri Hi Hi Hi kwa ajili ya mbili sekunde, kusubiri sekunde mbili. 1187 00:53:00,810 --> 00:53:02,710 Hivyo taarifa sasa hivi maandiko ni ufanisi 1188 00:53:02,710 --> 00:53:07,100 kwenda kukimbia katika sambamba ili mtu anaweza kuwa kusikiliza kwa hatua moja, wengine 1189 00:53:07,100 --> 00:53:09,010 kufanya uamuzi kulingana na hatua hiyo. 1190 00:53:09,010 --> 00:53:10,655 Na inaweza kufanya hivyo milele. 1191 00:53:10,655 --> 00:53:12,638 >> [SEA LION Barking] 1192 00:53:12,638 --> 00:53:14,852 >> [SEA LION Barking] 1193 00:53:14,852 --> 00:53:20,050 >> Ni kwenda kufanya hivi hata milele na [SEA LION Barking] kama mimi tumefanya tu. 1194 00:53:20,050 --> 00:53:23,010 Na sasa ni bado mbio lakini nimekuwa "kimya" mchezo. 1195 00:53:23,010 --> 00:53:27,260 [SEA LION Barking] Na hiyo ndiyo guy hii yote ilivyo sasa pia. 1196 00:53:27,260 --> 00:53:28,660 >> Hebu kufungua mfano mwingine hapa. 1197 00:53:28,660 --> 00:53:31,840 Hebu kwenda katika Matukio, na sasa hii adorable pia. 1198 00:53:31,840 --> 00:53:34,130 Lakini taarifa hiyo ina sprites mbili. 1199 00:53:34,130 --> 00:53:37,520 Hivyo si tu maandiko mawili na sprite moja, lakini sprites mbili. 1200 00:53:37,520 --> 00:53:40,750 Na kama mimi click kwenye guy bluu kama mimi tayari wana, naona yeye kama mpango moja 1201 00:53:40,750 --> 00:53:43,790 hapa kwamba literally tu anasema huu, wakati mimi kupokea tukio hilo, 1202 00:53:43,790 --> 00:53:45,620 kusema "Polo" kwa sekunde mbili. 1203 00:53:45,620 --> 00:53:48,460 >> Hivyo kama umefanya milele kucheza katika pool, mchezo Marco Polo, 1204 00:53:48,460 --> 00:53:52,500 kama machungwa guy Muswada ni dalili yoyote, inaonekana 1205 00:53:52,500 --> 00:53:57,380 kila wakati mimi hit nafasi bar, nini guy machungwa kwenda kufanya? 1206 00:53:57,380 --> 00:53:58,642 Yeye anaenda kusema "Marco." 1207 00:53:58,642 --> 00:53:59,850 Na kisha hii ni kuzuia mpya. 1208 00:53:59,850 --> 00:54:02,409 Tumekuwa huyu si kuona mbele, lakini matangazo ya tukio hilo. 1209 00:54:02,409 --> 00:54:04,200 Na mimi naweza kuiita tukio lolote tunataka. 1210 00:54:04,200 --> 00:54:06,033 >> Tutaweza kurudi huu labda kabla ya muda mrefu. 1211 00:54:06,033 --> 00:54:08,410 Lakini utangazaji tukio Ni njia kwa sprite moja 1212 00:54:08,410 --> 00:54:11,836 kuzungumza na mwingine kwa kimsingi kupita ujumbe. 1213 00:54:11,836 --> 00:54:12,960 Siyo ujumbe unaweza kuona. 1214 00:54:12,960 --> 00:54:14,130 Siyo kitu kuona. 1215 00:54:14,130 --> 00:54:17,370 Ni aina ya ujumbe kompyuta kwamba guy nyingine ni kusikiliza kwa. 1216 00:54:17,370 --> 00:54:21,210 Kwa sababu kwa kweli, guy bluu, kukumbuka hana wakati kijani bendera clicked. 1217 00:54:21,210 --> 00:54:23,290 >> Yeye badala ina, wakati mimi kupokea tukio hilo. 1218 00:54:23,290 --> 00:54:26,850 Wakati yeye anapata mitupu kumbuka hii darasani, hivyo kusema, anapaswa kusema "Polo." 1219 00:54:26,850 --> 00:54:30,200 Na hivyo athari wavu ni kwamba wakati mimi kugonga bendera ya kijani, hakuna kinachotokea. 1220 00:54:30,200 --> 00:54:34,940 Lakini wakati mimi hit nafasi bar, anasema "Marco," anajibu kwa "Polo." 1221 00:54:34,940 --> 00:54:38,350 Lakini sprite tu mimi nina mazungumzo na ni moja ya machungwa. 1222 00:54:38,350 --> 00:54:40,980 Hivyo hii ni njia ya aina ya kupita ujumbe kati ya sprites 1223 00:54:40,980 --> 00:54:43,210 na baada ya wao kuwasiliana na mtu mwingine. 1224 00:54:43,210 --> 00:54:46,280 >> Sasa hebu tuangalie moja iliyopita moja hapa aitwaye Threads. 1225 00:54:46,280 --> 00:54:49,370 Na taarifa hii kwa kucheza hivyo. 1226 00:54:49,370 --> 00:54:51,184 Basi hizi ni sprites mbili. 1227 00:54:51,184 --> 00:54:52,600 Ndege ni aina ya kuruka karibu. 1228 00:54:52,600 --> 00:54:53,310 Yeye bouncing. 1229 00:54:53,310 --> 00:54:55,890 Hakuna "ouch," lakini wazo moja. 1230 00:54:55,890 --> 00:54:58,230 >> Lakini paka inaonekana pretty smart. 1231 00:54:58,230 --> 00:55:01,010 Je, ni paka inaonekana kufanya? 1232 00:55:01,010 --> 00:55:03,430 Na kusubiri kwa ajili yake. 1233 00:55:03,430 --> 00:55:05,010 Je, ni paka inaonekana kufanya? 1234 00:55:05,010 --> 00:55:07,740 Siyo tu bouncing. 1235 00:55:07,740 --> 00:55:09,860 >> Yeye zifuatazo ndege. 1236 00:55:09,860 --> 00:55:13,920 Na hivyo inaonekana, kuna njia na mchanganyiko wa vitalu here-- 1237 00:55:13,920 --> 00:55:15,760 na hebu tuangalie paka halisi kwa haraka. 1238 00:55:15,760 --> 00:55:20,270 Milele, kama kugusa ndege, kisha kucheza sauti Simba 4, chochote kile. 1239 00:55:20,270 --> 00:55:21,360 Tuliposikia mara moja. 1240 00:55:21,360 --> 00:55:25,431 Vinginevyo, uhakika kuelekea ndege, na kwenda hatua moja. 1241 00:55:25,431 --> 00:55:27,680 Sasa ukweli kwamba ni moja hatua ni nini anatoa ndege 1242 00:55:27,680 --> 00:55:29,850 kidogo ya faida awali, lakini kama sisi badala 1243 00:55:29,850 --> 00:55:32,980 kufanya hii 10, kwa mfano, ili kwamba kila iteration ya kitanzi yeye ni 1244 00:55:32,980 --> 00:55:34,100 kusonga hatua 10 ya muda. 1245 00:55:34,100 --> 00:55:35,280 Nafasi ili zaidi. 1246 00:55:35,280 --> 00:55:36,650 Hebu kuona nini kinatokea wakati huo. 1247 00:55:36,650 --> 00:55:38,740 [Simba atanguruma] Si wote kuwa bora zaidi. 1248 00:55:38,740 --> 00:55:41,460 Hivyo sasa hebu kujaribu kuboresha juu ya haya kidogo iteratively, 1249 00:55:41,460 --> 00:55:43,330 na kuja nyuma na kwamba dhana ya kazi. 1250 00:55:43,330 --> 00:55:46,580 >> Na hakika moja ya msingi takeaways ya kubuni darasani. 1251 00:55:46,580 --> 00:55:49,560 Si tu kuandika mipango kwamba kazi na kwamba ni sahihi, lakini ni vizuri 1252 00:55:49,560 --> 00:55:50,080 iliyoundwa. 1253 00:55:50,080 --> 00:55:54,349 Na kubuni ni zaidi lenyewe, na utapata bora katika hilo baada ya muda. 1254 00:55:54,349 --> 00:55:57,390 Lakini hebu kuchukua baadhi ya hatua mtoto kuelekea kuanzia na mpango ambayo inafanya kazi, 1255 00:55:57,390 --> 00:55:59,310 kabisa, lakini siyo mazuri sana. 1256 00:55:59,310 --> 00:56:00,650 Siyo vizuri sana iliyoandikwa. 1257 00:56:00,650 --> 00:56:03,830 >> Hivyo hapa ni mpango kwamba hana huu. 1258 00:56:03,830 --> 00:56:08,060 Kukohoa, kikohozi, kikohozi. 1259 00:56:08,060 --> 00:56:09,880 Je mpango kuangalia kama? 1260 00:56:09,880 --> 00:56:11,330 Inaonekana sahihi kwangu. 1261 00:56:11,330 --> 00:56:13,370 Ni kusema kitanda kwa pili, basi ni kusubiri. 1262 00:56:13,370 --> 00:56:14,515 >> Kisha anasema tena, basi ni kusubiri. 1263 00:56:14,515 --> 00:56:16,056 Kisha anasema tena, basi ni kusubiri. 1264 00:56:16,056 --> 00:56:18,770 Na kisha mpango inamuunga kumalizika, kwa sababu hakuna kitanzi. 1265 00:56:18,770 --> 00:56:21,325 Lakini kwa nini hii ni mpango imeandikwa vibaya? 1266 00:56:21,325 --> 00:56:22,950 Hata kama wewe sijawahi iliyowekwa mbele? 1267 00:56:22,950 --> 00:56:25,240 Kama, nini rubs njia sahihi, labda hapa? 1268 00:56:25,240 --> 00:56:26,016 Yeah? 1269 00:56:26,016 --> 00:56:29,278 >> Watazamaji: [inaudible] 1270 00:56:29,278 --> 00:56:29,950 1271 00:56:29,950 --> 00:56:30,950 DAVID J. Malan: Hasa. 1272 00:56:30,950 --> 00:56:32,700 Wewe ni kurudia mwenyewe tena na tena. 1273 00:56:32,700 --> 00:56:36,190 Na halisi, mimi kunakiliwa na pasted wawili wa vitalu wale tena na tena. 1274 00:56:36,190 --> 00:56:39,237 Na hii ndiyo hasa aina ya sanity kuangalia kwamba unapaswa kuwa maamuzi. 1275 00:56:39,237 --> 00:56:39,820 Hebu subiri kidogo. 1276 00:56:39,820 --> 00:56:41,070 Je, mimi kwa kweli kufanya hili? 1277 00:56:41,070 --> 00:56:43,610 Basi nini hii ni nini dhahiri ufumbuzi labda? 1278 00:56:43,610 --> 00:56:44,680 Kuwa na aina fulani ya kitanzi. 1279 00:56:44,680 --> 00:56:46,860 Na mimi kukumbuka kabisa nini puzzle kipande ni, 1280 00:56:46,860 --> 00:56:48,810 lakini kama mimi kuangalia iteration ya pili hapa, 1281 00:56:48,810 --> 00:56:50,560 Hakika, kuna si tu milele kitanzi, 1282 00:56:50,560 --> 00:56:52,560 kuna kurudia baadhi ya idadi ya nyakati. 1283 00:56:52,560 --> 00:56:54,080 Na hivyo nimekuwa maalum watatu. 1284 00:56:54,080 --> 00:56:57,839 Na sasa taarifa ni kiasi gani stramare, jinsi mengi zaidi succinct mpango huu ni. 1285 00:56:57,839 --> 00:56:59,630 Na kwa maana, jinsi mengi zaidi maintainable. 1286 00:56:59,630 --> 00:57:02,840 Kama nataka kubadili neno kutoka kikohozi kwa kitu kingine, 1287 00:57:02,840 --> 00:57:07,530 kama Achoo, kama yeye chafya. 1288 00:57:07,530 --> 00:57:09,770 Kisha mimi mabadiliko hayo katika moja mahali, na si watatu. 1289 00:57:09,770 --> 00:57:12,050 Hivyo hii tayari anahisi kama kidogo bora kubuni. 1290 00:57:12,050 --> 00:57:14,610 Napenda kikohozi badala ya wazi 2, mfano wetu wa tatu. 1291 00:57:14,610 --> 00:57:17,670 >> Taarifa kama kompyuta mwanasayansi, Mimi kuanza kuhesabu saa 0, kawaida. 1292 00:57:17,670 --> 00:57:20,950 Sasa hii inaonekana scarier kidogo katika kwanza, lakini athari ni sawa. 1293 00:57:20,950 --> 00:57:22,590 Kukohoa, kikohozi, kikohozi. 1294 00:57:22,590 --> 00:57:26,920 Lakini kile inaonekana kuwa kimsingi mpya katika sehemu ya juu ya mpango? 1295 00:57:26,920 --> 00:57:28,670 Nimekuwa kuondolewa kusema. 1296 00:57:28,670 --> 00:57:29,830 >> Nimekuwa kuondolewa kusubiri. 1297 00:57:29,830 --> 00:57:32,370 Nami nina nini plugged katika badala yake? 1298 00:57:32,370 --> 00:57:32,890 Kazi. 1299 00:57:32,890 --> 00:57:33,670 Kuzuia kikohozi. 1300 00:57:33,670 --> 00:57:35,410 I mean, kusema ukweli, mimi wanaonekana aina ya idiot kama mimi si tu 1301 00:57:35,410 --> 00:57:37,285 kuanza na kuzuia hiyo inaonekana aitwaye 1302 00:57:37,285 --> 00:57:38,894 "kikohozi," kama kwamba ni yote nataka afanye. 1303 00:57:38,894 --> 00:57:40,310 Lakini hiyo haipo katika Scratch. 1304 00:57:40,310 --> 00:57:43,396 Badala nilikwenda moja katika palette aitwaye Zaidi vitalu hapa, 1305 00:57:43,396 --> 00:57:46,270 na mimi Drag zambarau jambo hili kubwa hapa kwamba lets mimi kufafanua kazi. 1306 00:57:46,270 --> 00:57:48,240 Ni kimsingi lets mimi kujenga puzzle yangu mwenyewe 1307 00:57:48,240 --> 00:57:51,280 kipande ambayo inaweza kuitwa chochote mimi wanataka, kwamba anaweza kufanya kitu chochote nataka, 1308 00:57:51,280 --> 00:57:52,360 lakini anatoa ni jina. 1309 00:57:52,360 --> 00:57:57,050 Inanipa mpya, zambarau puzzle kipande kwamba sasa anafanya chochote mimi kuwaambia ni kufanya. 1310 00:57:57,050 --> 00:58:01,060 Hivyo hii kipande zambarau hapa sambamba na hii moja hapa. 1311 00:58:01,060 --> 00:58:01,960 >> Na ni nini nini? 1312 00:58:01,960 --> 00:58:03,930 Inasema kikohozi kwa pili, na kisha kusubiri. 1313 00:58:03,930 --> 00:58:07,330 Na sasa nimekuwa umba aina ya desturi puzzle yangu mwenyewe kipande, 1314 00:58:07,330 --> 00:58:10,040 ili kutenda hasa kwamba kwa njia hiyo hiyo. 1315 00:58:10,040 --> 00:58:11,130 Hivyo siwezi kuendelea kufanya hivyo. 1316 00:58:11,130 --> 00:58:14,421 Na hakika, kuna kwenda kuwa zaidi na fursa zaidi kwa modularization, 1317 00:58:14,421 --> 00:58:16,630 na kwa layering, utata juu ya mtu mwingine. 1318 00:58:16,630 --> 00:58:18,547 Lakini wazo hili msingi, Hakika katika tatizo alisema 0. 1319 00:58:18,547 --> 00:58:20,338 Nini wewe ni kwenda kuwa changamoto kufanya ni 1320 00:58:20,338 --> 00:58:23,810 kwa kushusha Scratch, au tu matumizi yake kwenye mtandao, na tu kuwa na furaha na hayo. 1321 00:58:23,810 --> 00:58:26,056 Tutaweza kutoa seti ya mahitaji, kuwa sauti, 1322 00:58:26,056 --> 00:58:27,430 na baadhi ya idadi ya vipande puzzle. 1323 00:58:27,430 --> 00:58:28,480 Lakini utasikia kufanya hasa hili. 1324 00:58:28,480 --> 00:58:31,771 Na utasikia kutambua kwamba wewe ni kwenda wanataka kuchukua baadhi ya hatua mtoto awali, 1325 00:58:31,771 --> 00:58:33,690 mpaka mpango wako anapata zaidi na ngumu zaidi. 1326 00:58:33,690 --> 00:58:36,010 Huu lakini kwa kuzingatia ni njia bora mimi naweza kufanya hili? 1327 00:58:36,010 --> 00:58:39,210 Naweza kuepuka silika hii pengine, nakala na kuweka? 1328 00:58:39,210 --> 00:58:41,850 >> Lakini kabla ya kuweka tatizo 0, na kabla ya sisi kuahirisha, 1329 00:58:41,850 --> 00:58:44,980 walidhani tunatarajia kuchukua moja kujitolea zaidi kama tunaweza, 1330 00:58:44,980 --> 00:58:46,820 kwa ajili ya mpango wa mwisho hiyo ni labda zaidi 1331 00:58:46,820 --> 00:58:49,150 kufaa wakati wote, kutokana na ukumbi wa leo. 1332 00:58:49,150 --> 00:58:50,298 Kuja juu chini. 1333 00:58:50,298 --> 00:58:51,234 Naam. 1334 00:58:51,234 --> 00:58:52,170 Ndiyo. 1335 00:58:52,170 --> 00:58:53,431 Nini jina lako? 1336 00:58:53,431 --> 00:58:53,930 Uh-oh. 1337 00:58:53,930 --> 00:58:57,820 1338 00:58:57,820 --> 00:58:59,010 Hiyo ni sawa. 1339 00:58:59,010 --> 00:59:01,230 Wote kuja chini. 1340 00:59:01,230 --> 00:59:05,520 Na nimekuwa atapambana na hii kwa namna fulani ndani ya kwamba sekunde kumi ijayo. 1341 00:59:05,520 --> 00:59:06,550 Hivyo kuja juu chini. 1342 00:59:06,550 --> 00:59:08,370 Kuja juu chini. 1343 00:59:08,370 --> 00:59:13,250 >> Napenda kuja juu juu hapa. 1344 00:59:13,250 --> 00:59:16,050 Kuja juu. 1345 00:59:16,050 --> 00:59:16,685 Wote haki. 1346 00:59:16,685 --> 00:59:21,360 1347 00:59:21,360 --> 00:59:22,360 Hebu angalia hapa. 1348 00:59:22,360 --> 00:59:25,735 Hivyo taarifa halisi haraka hapa, kama Ningependa kuja juu juu. 1349 00:59:25,735 --> 00:59:28,650 1350 00:59:28,650 --> 00:59:29,926 >> Tutaweza kufanya raundi mbili za hii. 1351 00:59:29,926 --> 00:59:30,800 Na nini jina lako? 1352 00:59:30,800 --> 00:59:31,270 >> SABRINA: Sabrina. 1353 00:59:31,270 --> 00:59:32,060 >> DAVID J. Malan: Sabrina na? 1354 00:59:32,060 --> 00:59:32,622 >> YING GEE: Ying Gee. 1355 00:59:32,622 --> 00:59:33,360 >> DAVID J. Malan: Ying Gee. 1356 00:59:33,360 --> 00:59:34,276 Vyema kukutana na wewe wote. 1357 00:59:34,276 --> 00:59:34,970 David. 1358 00:59:34,970 --> 00:59:38,785 Hivyo mfano wetu wa mwisho hapa ni aitwaye Ivy ya gumu mchezo. 1359 00:59:38,785 --> 00:59:41,160 Na kwa nini hatuna kufanya Ngazi ya 1, na kufanya kiwango cha 2. 1360 00:59:41,160 --> 00:59:43,350 >> Na tutaweza kuona jinsi mbali zaidi ya kwamba sisi kweli kwenda. 1361 00:59:43,350 --> 00:59:45,855 Imeandikwa na mwanafunzi mwaka jana, remixed na mimi 1362 00:59:45,855 --> 00:59:48,840 ili hii aliamua kwenda zaidi vizuri katika New Haven. 1363 00:59:48,840 --> 00:59:53,180 Na mimi kukupa mchezo ambayo inaenda kuhusisha kusonga mishale juu na chini, 1364 00:59:53,180 --> 00:59:55,771 na kupata Yale mstari wa kumalizia. 1365 00:59:55,771 --> 00:59:56,270 Hapa sisi kwenda. 1366 00:59:56,270 --> 00:59:56,759 >> [VIDEO avspelning] 1367 00:59:56,759 --> 00:59:58,092 >> [Music - NFL ILIYO FOX THEME MANENO] 1368 00:59:58,092 --> 00:59:59,369 1369 00:59:59,369 --> 01:00:01,160 [Music - MC HAMMER, "U HUWEZI kugusa  HII "] 1370 01:00:01,160 --> 01:00:04,590 1371 01:00:04,590 --> 01:00:07,900 >> -U Hawezi kugusa hii. 1372 01:00:07,900 --> 01:00:11,634 U hawezi kugusa hii. 1373 01:00:11,634 --> 01:00:14,252 Hawezi kugusa hii. 1374 01:00:14,252 --> 01:00:19,490 Yangu, yangu, yangu, muziki wangu hits mimi hivyo ngumu, hufanya mimi kusema, loo, bwana wangu. 1375 01:00:19,490 --> 01:00:22,927 Asante kwa baraka yangu kwa nia ya wimbo na mbili Hype miguu. 1376 01:00:22,927 --> 01:00:24,891 >> Hiyo ni nzuri wakati unajua uko chini. 1377 01:00:24,891 --> 01:00:26,855 Dope super Homeboy kutoka Oaktown. 1378 01:00:26,855 --> 01:00:31,274 Na mimi nina inayojulikana kama hizo na hii kuwapiga uh, huwezi kugusa. 1379 01:00:31,274 --> 01:00:34,672 Mimi niliwaambia Homeboy U hawezi kugusa hii. 1380 01:00:34,672 --> 01:00:38,656 Yeah, hiyo ni jinsi tunaishi na unajua U hawezi kugusa hii. 1381 01:00:38,656 --> 01:00:40,135 >> Angalia katika macho yangu, mtu. 1382 01:00:40,135 --> 01:00:43,093 U hawezi kugusa hii. 1383 01:00:43,093 --> 01:00:44,572 Yo, napenda kuivunja lyrics funky. 1384 01:00:44,572 --> 01:00:45,363 U hawezi kugusa hii. 1385 01:00:45,363 --> 01:00:46,544 Safi mateke mpya na suruali. 1386 01:00:46,544 --> 01:00:48,627 >> You got ni kama kwamba na unajua wanataka ngoma. 1387 01:00:48,627 --> 01:00:51,967 Hivyo hoja nje ya kiti yako na kupata a fly msichana na kukamata kuwapiga hii. 1388 01:00:51,967 --> 01:00:55,911 Wakati ni rolling kushikilia pampu kidogo kidogo na wajue nini kinaendelea. 1389 01:00:55,911 --> 01:00:56,890 Kama hiyo. 1390 01:00:56,890 --> 01:00:57,390 Kama hiyo. 1391 01:00:57,390 --> 01:00:59,362 >> Baridi juu ya dhamira hivyo kuvuta nyuma. 1392 01:00:59,362 --> 01:01:04,785 Wajue kwamba wewe ni kubwa mno na hii ni hoja uh huwezi kugusa. 1393 01:01:04,785 --> 01:01:07,743 Yo, niliwaambia U hawezi kugusa hii. 1394 01:01:07,743 --> 01:01:09,222 Kwa nini wewe amesimama mtu? 1395 01:01:09,222 --> 01:01:10,208 U hawezi kugusa hii. 1396 01:01:10,208 --> 01:01:13,200 >> Yo, sauti katika kengele shule hiyo, sucker. 1397 01:01:13,200 --> 01:01:14,005 U hawezi kugusa hii. 1398 01:01:14,005 --> 01:01:18,326 Nipe wimbo, mahadhi maamuzi yao jasho kwamba ni nini mimi kuwapa sasa. 1399 01:01:18,326 --> 01:01:21,805 Wanajua wakati majadiliano juu ya Nyundo wewe majadiliano juu ya show hiyo ni hyped. 1400 01:01:21,805 --> 01:01:24,290 Na waimbaji tight ni jasho hivyo kupita yao mic. 1401 01:01:24,290 --> 01:01:27,272 >> Au mkanda kujifunza nini ni kwenda kuchukua na sasa 1402 01:01:27,272 --> 01:01:29,260 yeye kwenda kuchoma chati. 1403 01:01:29,260 --> 01:01:32,739 Legit ama kufanya kazi kwa bidii au unaweza pia kuacha. 1404 01:01:32,739 --> 01:01:37,709 Kwa sababu unajua U hawezi kugusa hii. 1405 01:01:37,709 --> 01:01:41,599 U hawezi kugusa hii. 1406 01:01:41,599 --> 01:01:42,182 Kuvunja chini. 1407 01:01:42,182 --> 01:01:56,095 1408 01:01:56,095 --> 01:01:56,595 Kuacha. 1409 01:01:56,595 --> 01:01:57,095 Nyundo wakati. 1410 01:01:57,095 --> 01:01:59,577 Kwenda na mtiririko katika spin kama huwezi hoja ya hii 1411 01:01:59,577 --> 01:02:01,068 basi pengine wamekwisha kufa. 1412 01:02:01,068 --> 01:02:04,547 Hivyo kukitikisa mikono yako katika hewa [inaudible] 1413 01:02:04,547 --> 01:02:08,026 >> Hii ni kwa ajili ya mshindi ngoma kwa hii na wewe ni kwenda kupata wakondefu. 1414 01:02:08,026 --> 01:02:12,996 Hoja slide kiuno yako tu kwa dakika hebu wote kufanya mapema. 1415 01:02:12,996 --> 01:02:13,990 Naam. 1416 01:02:13,990 --> 01:02:14,984 U hawezi kugusa hii. 1417 01:02:14,984 --> 01:02:17,966 1418 01:02:17,966 --> 01:02:19,457 >> U hawezi kugusa hii. 1419 01:02:19,457 --> 01:02:23,433 Wewe bora kupata hyped mvulana U hawezi kugusa hii. 1420 01:02:23,433 --> 01:02:24,924 Pete nyuma kengele shule hiyo, katika. 1421 01:02:24,924 --> 01:02:25,918 Kuvunja chini. 1422 01:02:25,918 --> 01:02:38,837 1423 01:02:38,837 --> 01:02:39,337 Kuacha. 1424 01:02:39,337 --> 01:02:40,828 Nyundo wakati 1425 01:02:40,828 --> 01:02:42,816 >> DAVID J. Malan: Hiyo ni kwa CS50! 1426 01:02:42,816 --> 01:02:45,301 Asante sana kwa kujiunga nasi! 1427 01:02:45,301 --> 01:02:47,786 Angalia wewe nje. 1428 01:02:47,786 --> 01:02:48,611 >> [Mwisho avspelning] 1429 01:02:48,611 --> 01:02:49,277 [VIDEO avspelning] 1430 01:02:49,277 --> 01:02:52,259 [Music - "Seinfeld" THEME MANENO] 1431 01:02:52,259 --> 01:02:53,860 -Hey Daudi. 1432 01:02:53,860 --> 01:02:54,500 -Hey, Daudi. 1433 01:02:54,500 --> 01:02:55,912 Jinsi ni yake kwenda? 1434 01:02:55,912 --> 01:02:58,078 >> Kazi -Good, leo. 1435 01:02:58,078 --> 01:03:00,952 -Basi Na wewe mawazo kuhusu nini wewe ni kwenda kufanya kwa nje utani? 1436 01:03:00,952 --> 01:03:03,207 -Hakuna, I got chochote. 1437 01:03:03,207 --> 01:03:07,550 -Nini If-- nini kama hii ni nje utani? 1438 01:03:07,550 --> 01:03:08,970 -kama, Unpacking mikokoteni? 1439 01:03:08,970 --> 01:03:11,430 -Uh-Ha. 1440 01:03:11,430 --> 01:03:13,890 Unajua, ni kuhusu chochote. 1441 01:03:13,890 --> 01:03:17,559 >> -Basi Kama, hakuna hadithi, hakuna migogoro, hakuna azimio. 1442 01:03:17,559 --> 01:03:18,350 Sielewi. 1443 01:03:18,350 --> 01:03:20,542 Nini ni kuhusu basi? 1444 01:03:20,542 --> 01:03:23,510 >> -Nothing. 1445 01:03:23,510 --> 01:03:27,427 >> -Basi Tuna nje utani ni kuhusu kitu, na hatuna watendaji. 1446 01:03:27,427 --> 01:03:28,510 Nani kwenda kuwa katika hili? 1447 01:03:28,510 --> 01:03:29,010 >> -Hakuna, Hapana, hapana. 1448 01:03:29,010 --> 01:03:31,310 I mean, mimi itakuwa ndani yake. 1449 01:03:31,310 --> 01:03:32,109 >> -You'll Kuwa ndani yake? 1450 01:03:32,109 --> 01:03:32,608 -Yeah! 1451 01:03:32,608 --> 01:03:34,903 Watu ni daima kuwaambia mimi nina tabia. 1452 01:03:34,903 --> 01:03:36,029 >> -Naam, I mean, ni kweli. 1453 01:03:36,029 --> 01:03:37,445 Lakini ni nani mwingine ni kwenda kuwa ndani yake? 1454 01:03:37,445 --> 01:03:38,660 Ni hawezi tu kuwa wewe. 1455 01:03:38,660 --> 01:03:47,240 >> -Unaweza Kitakuwa katika mji huo, Gavin, Dan, Dan, Colton, Z'Myla, Alysse, Doug, 1456 01:03:47,240 --> 01:03:51,120 David, kila mtu. 1457 01:03:51,120 --> 01:03:53,630 >> -Basi Ni kuhusu kitu, na kila mtu ndani yake? 1458 01:03:53,630 --> 01:03:54,530 >> -Absolutely Chochote. 1459 01:03:54,530 --> 01:03:58,730 1460 01:03:58,730 --> 01:04:00,580 >> -Hii Ni ujinga.