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6
votes
13answers
443 views
Numbers, Sums, Products
Given a 20×20 grid of non-negative integers, find a 3×3 sub-grid where the
product of the sums of the individual lines hits the maximum. Spoken in
formulas:
Given the 3×3 sub-grid
the function to ...
4
votes
1answer
238 views
How to encode shortest brainf_ck strings
This is an interesting one.
I have written a short program in objective-c to encode a string into a brainf_ck string, this is what it looks like:
NSString *input; // set this to your input string
...
