{"aspectRatio":1.7777777777778,"title":"Lecture 0: Wednesday","video":"http://cdn-local.cs50.net/2011/fall/lectures/0/week0w.mp4","srt":{"en":"https://www.cs50.net/x/lectures/0/week0w.srt"},"questions":[{"timecode":710,"question":{"id":3,"render":CS50.Video.Render.Numeric,"answer":16,"question":"Using binary search, what is the most number of tears needed to find a name in a 35,000 page phonebook?","tags":["Algorithms","Binary Search"],"tolerance":0.1}}]}