Mahmoud.Khalid's blog

By Mahmoud.Khalid, history, 5 months ago, In English

Since the number of cheaters has increased, it has become difficult for beginners to get a good rating. Four or five years ago, it was not difficult for a beginner to reach (1200-1400) if solved 2 problems.

Nowadays in CF you may have rating (900-1000) and solve 2 problems in div 2 but you will decrease.

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By Mahmoud.Khalid, history, 8 months ago, In English

Hi everyone!

Does there an algorithm find the maximum element of an unsorted array in o(log n), and what about a bitonic array? I searched for this but have not found any solution to this problem!

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