Want more questions like FLOORING .

I want more questions similar to FLOORING , related to number theory and maths and having a very tight optimization bound ( + very strong test cases) . If someone know some questions like this please give me link for the same. Thanks

For the time being I can remember only one question : FUNC . (OR) Simply you can search using tags.For example : http://www.codechef.com/tags/problems/number-theory for number theory…

http://www.spoj.com/problems/IITD4/ .Try this problem.I guarantee that you’ll have fun :wink:

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