﻿CodeForces-Ocrosoft-第2页

# CodeForces

## Codeforces Round #369 (Div. 2) A – Bus to Udayland

A. Bus to Udayland ZS the Coder and Chris the Baboon are travelling to Udayland! To get there, they have to get on the s

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## Codeforces Round #369 (Div. 2) B – Chris and Magic Square

B. Chris and Magic Square ZS the Coder and Chris the Baboon arrived at the entrance of Udayland. There is a n × n&n

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## Codeforces Round #367 (Div. 2).C – Hard problem

C. Hard problem Vasiliy is fond of solving different tasks. Today he found one he wasn’t able to solve himself, so

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## Codeforces Round #367 (Div. 2).B – Interesting drink(预处理)

B. Interesting drink Vasiliy likes to rest after a hard work, so you may often meet him in some bar nearby. As all progr

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## Codeforces Round #367 (Div. 2).A – Beru-taxi(水)

A. Beru-taxi Vasiliy lives at point (a, b) of the coordinate plane. He is hurrying up to work so he wants to g

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## Codeforces AIM Tech Round 3 (Div. 2) C – Letters Cyclic Shift

C. Letters Cyclic Shift You are given a non-empty string s consisting of lowercase English letters. You have t

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## Codeforces AIM Tech Round 3 (Div. 2) B – Checkpoints

B. Checkpoints Vasya takes part in the orienteering competition. There are n checkpoints located along the lin

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## Codeforces AIM Tech Round 3 (Div. 2) A – Juicer

A. Juicer Kolya is going to make fresh orange juice. He has n oranges of sizes a1, a2, …, an. Kolya

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## CodeForces Round#691.D Swaps in Permutation

D. Swaps in Permutation You are given a permutation of the numbers 1, 2, …, n and m pairs of p

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## Codeforces Round#366 Div1.A/Div2.C Thor

Thor is getting used to the Earth. As a gift Loki gave him a smartphone. There are n applications on this phon

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