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A. Check the stringtime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputA has a string consisting of some number of lowercase English letters 'a'. He gi...

B. Fox And Two Dotstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputFox Ciel is playing a mobile puzzle game called "Two Dots". T...

B. Burning Midnight Oiltime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputOne day a highly important task was commissioned to Vasya — writing a progr...

B. Mike and Funtime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputMike and some bears are playing a game just for fun. Mike is the judge. All bears e...

A. Mike and Faxtime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputWhile Mike was walking in the subway, all the stuff in his back-bag dropped on the g...

B. Minimize the errortime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou are given two arrays A and B, each of size n. The error, E, between these ...

B. Sagheer, the Hausmeistertime limit per test 1 secondmemory limit per test 256 megabytesinput standard inputoutput standard outputSome people leave the lights at their workplaces on when they leave ...

C. Sagheer and Nubian Markettime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputOn his trip to Luxor and Aswan, Sagheer went to a Nubian market to buy...

A. Mahmoud and Longest Uncommon Subsequencetime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputWhile Mahmoud and Ehab were practicing for IOI, they fo...

B. Mahmoud and a Triangletime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputMahmoud has n line segments, the i-th of them has length ai. Ehab challen...

A. A Compatible Pairtime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputNian is a monster which lives deep in the oceans. Once a year, it shows up on t...

B. Wrathtime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputHands that shed innocent blood!There are n guilty people in a line, the i-th of them holds...

B. The Eternal Immortalitytime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputEven if the world is full of counterfeits, I still regard it as wonderful...

B. A Prosperous Lottime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputApart from Nian, there is a daemon named Sui, which terrifies children and cause...

https://codeforces.com/problemset/problem/1084/CC. The Fair Nut and Stringtime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputThe F...