1 00:00:00,000 --> 00:00:00,780 2 00:00:00,780 --> 00:00:03,390 >> Oratè 1: Sa a se CS50. 3 00:00:03,390 --> 00:00:05,950 Lè sa a se Sanders Teyat. 4 00:00:05,950 --> 00:00:09,500 CS50 se entwodiksyon Harvard la a antrepriz entelektyèl nan òdinatè 5 00:00:09,500 --> 00:00:13,280 syans ak atizay la nan pwogram, pou branch ak moun ki pa espesyalizasyon sanble. 6 00:00:13,280 --> 00:00:17,270 Vreman vre, pi fò nan elèv yo kou a, tou de sou lakou lekòl la yo ak sou, pa gen okenn anvan 7 00:00:17,270 --> 00:00:18,620 pwogramasyon eksperyans. 8 00:00:18,620 --> 00:00:22,410 Men, si ou tèt ou fè oswa pa fè sa, nan mitan objektif kou a se yo anseye 9 00:00:22,410 --> 00:00:25,830 ou ki jan yo panse ak anpil atansyon, ak rezoud pwoblèm pi byen - 10 00:00:25,830 --> 00:00:29,350 leson ke ou ap jwenn depase la konpetans trè pratik ak kote ou 11 00:00:29,350 --> 00:00:31,780 tou sòti kou a. 12 00:00:31,780 --> 00:00:35,260 >> Li nan isit la nan Sanders sa a, chak semèn, nou pral eksplore nouvo fason pou panse, 13 00:00:35,260 --> 00:00:36,930 nouvo teknik pou rezoud pwoblèm. 14 00:00:36,930 --> 00:00:39,250 Lè li nan kote nou pral kòmanse pwogramasyon. 15 00:00:39,250 --> 00:00:43,020 Nan semèn zewo nou pral plonje nan grafouyen, yon lang programmation grafik soti nan 16 00:00:43,020 --> 00:00:45,830 MIT, ak ki nou pral kapab kreye pwogram nan antrenman ak 17 00:00:45,830 --> 00:00:48,250 moso devinèt jete ki pral sèlman konekte si li fè 18 00:00:48,250 --> 00:00:51,930 sans lojik yo fè sa. 19 00:00:51,930 --> 00:00:55,010 Nou pral tranzisyon nan semèn youn nan C, kèk pwogram plis tradisyonèl 20 00:00:55,010 --> 00:00:57,870 lang, ak ki nou pral eksprime solisyon ak pwoblèm yo tout pi plis nan 21 00:00:57,870 --> 00:01:00,950 jisteman, ak finalman tout pi plis nan pwisan. 22 00:01:00,950 --> 00:01:04,400 >> Nou pral eksplore ki pi senp lan nan nan done estrikti, ranje, oswa blòk nan 23 00:01:04,400 --> 00:01:06,405 memwa ke nou pral sèvi ak nan magazen done. 24 00:01:06,405 --> 00:01:09,180 Nou pral plonje nan algoritm, kouche nan enstriksyon ak 25 00:01:09,180 --> 00:01:10,680 ki yo rezoud pwoblèm. 26 00:01:10,680 --> 00:01:14,735 Nou pral fè rechèch pou nimewo a 50 dèyè yon etalaj de pòt vityèl. 27 00:01:14,735 --> 00:01:17,800 Nou pral ordoné pòt sa yo nan lòd sòt chif yo dèyè yo, se konsa 28 00:01:17,800 --> 00:01:20,480 ke nou ka jwenn nimewo pi vit. 29 00:01:20,480 --> 00:01:24,410 Nou pral atake done pi plis sofistike estrikti ak algoritm, bagay sa yo tankou 30 00:01:24,410 --> 00:01:28,740 pye bwa ak ap eseye, tab hash ak lye bay lis yo, tout zouti pou yon moun 31 00:01:28,740 --> 00:01:32,490 zouti ak ki rezoud pwoblèm tout tan tout tan pi byen. 32 00:01:32,490 --> 00:01:36,870 >> Anvan lontan nou pral tranzisyon soti nan C rive nan pwogram entènèt, lè l sèvi avèk lang tankou 33 00:01:36,870 --> 00:01:42,580 PHP ak JavaScript nan yon kontèks HTML, CSS, ak SQL - lang ak 34 00:01:42,580 --> 00:01:45,040 ki sou sit entènèt jodi a yo te fè. 35 00:01:45,040 --> 00:01:49,330 Nan fen kou a ou pral pare, pa sèlman pou syans pli lwen nan CS si nan 36 00:01:49,330 --> 00:01:52,870 enterè, men pou aplikasyon nan leson deja aprann ak pwoblèm nan 37 00:01:52,870 --> 00:01:54,500 enterese ou. 38 00:01:54,500 --> 00:01:56,545 Nou te gen byen yon ti jan fè, menm si, nan semèn kap vini yo. 39 00:01:56,545 --> 00:01:58,750 Se konsa, nou pral wè nou ankò byento. 40 00:01:58,750 --> 00:02:00,158 Sa a se CS50. 41 00:02:00,158 --> 00:02:07,650 42 00:02:07,650 --> 00:02:11,590 >> Bagay sa yo rele tab hash ak lye lis, pye bwa ak ap eseye yo, tout zouti pou 43 00:02:11,590 --> 00:02:15,310 yon sèl la twous zouti, ak ki yo rezoud pwoblèm plis efikasite. 44 00:02:15,310 --> 00:02:15,730 Nou pral pran - 45 00:02:15,730 --> 00:02:16,980 [Ri]. 46 00:02:16,980 --> 00:02:22,990 47 00:02:22,990 --> 00:02:24,490 Nou gen yo sèvi ak sa! 48 00:02:24,490 --> 00:02:30,490 [Ri] 49 00:02:30,490 --> 00:02:31,740 Ki jan li te nou pa wè ki ap vini an? 50 00:02:31,740 --> 00:02:32,940