amarnathsama's blog

By amarnathsama, history, 3 years ago, In English

My friend and I did problem D(link) from last contest(#723),

His Code

My Code

We both use recursion and a similar-ish method to solve the question yet his code runs 4x faster than mine, normally this shouldn't be an issue since both our codes are comfortably within the time limit, but I was just wondering why there is such a huge difference in the execution time.

Also, sorry if our code isn't very readable.

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