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Surprising Computer Science
Published on Oct 10, 20154360 Views
Much of what we can do with Computer Science seems like magic, such as searching billions of items in a fraction of a second, or decrypting a secure message without needing to know the key that was us
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Chapter list
Surprising Computer Science00:00
Ljubljana - Christchurch00:08
Christchurch - Ljubljana00:26
Computer science is magic?01:09
100 cards - 103:32
100 cards - 204:17
NZ bank account numbers07:54
Bar code magic08:34
Find your birthday on these cards - 108:49
Find your birthday on these cards - 210:20
Computers: n to 1 - 111:39
Computers: n to 1 - 212:08
Back to the future: 1985 to 201512:34
Users pay13:15
Muggles14:34
Addiction14:58
Map - 115:34
Map - 216:25
Immunisation18:53
Person of the year 200619:17
Not allowed to look inside!19:49
Society without technology?20:39
Move to bare-bones systems21:03
Searching – too good to be true?21:36
5000 pages24:24
1,000,000 pages25:23
1,000,000,000 pages26:11
1,000,000,000,000 pages26:47
Searching28:07
Computer programming…28:41
Computer science29:06
More paradoxes and surprises32:17
Selection sort of n = 1032:20
Tractability36:03
Route planning38:36
Coding39:17
ACM Inroads March 201139:54
What is coding?40:13
Programming (coding) level 140:40
Programming (coding) 40:55
Easy to learn?41:28
Spritefest42:00
Loop-free programming42:15
Why the rush?42:36
The real concept?43:46
Binary45:26
Other data49:09
Steganography50:23
Too good to be true?52:09
Claims52:46
The problem53:59
Tim’s compressor - 154:55
Tim’s compressor - 255:18
A better motivation…55:40
Computer science is about… people56:17
[email protected]56:55