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A New Year party is not a New Year party without lemonade! As usual, you are expecting a lot of guests, and buying lemonade has already become a pleasant necessity. Your favorite store sells lemonade...

Codeforces Round #525 (Div. 2) Finished   C. Ehab and a 2-operation task time limit per test 1 second memory limit per test 256 megabytes input standard input output standard o...

https://codeforc.es/problemset/problem/1077/E E. Thematic Contests time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Polycarp has p...

D. Cutting Out time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output You are given an array ss consisting of nn integers. You have to ...

Mail.Ru Cup 2018 Round 2 C. Lucky Days time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Bob and Alice are often participating in v...

C. Playlist time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output You have a playlist consisting ofnnsongs. Theii-th song is charact...