pouyan86's blog

what is your favorite problem on codeforces?
By pouyan86, history, 23 months ago, In English

What is the most interesting problem you've seen in Codeforces? Send it in the comments. (If you send the link, write its name next to it).

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22 months ago, hide # |
 
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1714F - Build a Tree and That Is It

its interesting

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22 months ago, hide # |
 
Vote: I like it +4 Vote: I do not like it

4A - Watermelon

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22 months ago, hide # |
 
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Kyoya and Permutation

Is one of my favorites, it seems weird at first but after giving it some time and think, it turns into a beautiful adhoc problem. I just love it when seemingly complex problems dissolve into familiar patterns.

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22 months ago, hide # |
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Vote: I like it +3 Vote: I do not like it

1879D - Sum of XOR Functions, also the same idea: 1957D - A BIT of an Inequality

Others: 1945G - Cook and Porridge, 888G - Xor-MST

Also the Name of this problem: 1983E - I Love Balls

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22 months ago, hide # |
 
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Final Countdown

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22 months ago, hide # |
 
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Sasha and the Casino

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