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Codeforce

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全部文章 / Codeforce （共32篇）

【CF 1017A】 The Rank

题目地址：http://codeforces.com/contest/1017/problem/A 水题，记录总分和序号排序输出即可 #include<iostream> #include<algorithm> #include<cstring> #incl...

Codeforce

2018-08-09

0 518

【CF 1011A】 Stages

题目地址 A. Stages Natasha is going to fly to Mars. She needs to build a rocket, which consists of several ...

Codeforce

2018-07-27

0 487

【CF 873B】Balanced Substring

原题地址一个01串中如果包含有1和0的数目相等的子串，则称之为“平衡”，找出该字符串中最长的平衡串；思路：先对字符串进行处理，1的值为1,0的值为-1，存入数组。然后求取前n项之和，如果有两个字符串前n项和相同,说明这两个字符串之间的值总和为0，求出最长序列即可。 #include<...

Codeforce

2018-08-06

0 550

【CF 1008C】Reorder the Array

C. Reorder the Array You are given an array of integers. Vasya can permute (change order) its integers. He wants to d...

Codeforce

2018-08-11

0 387

【CF 1015B】Obtaining the String

B. Obtaining the String You are given two strings ss and tt. Both strings have length nn and consist of lowercase Lat...

Codeforce 字符串

2018-08-11

0 801

【CF 1025C】Plasticine zebra

C. Plasticine zebra Is there anything better than going to the zoo after a tiresome week at work? No wonder Gri...

Codeforce

2018-08-21

0 540

【CF 1023B】Pair of Toys

B. Pair of Toys Tanechka is shopping in the toy shop. There are exactly nn toys in the shop for sale, the c...

Codeforce

2018-08-18

0 806

【CF 1027A】Palindromic Twist

A. Palindromic Twist You are given a string ss consisting of nn lowercase Latin letters. nn is even. For each ...

Codeforce

2018-08-18

0 763

【CF 1027B】Numbers on the Chessboard

B. Numbers on the Chessboard You are given a chessboard of size n×nn×n. It is filled with numbers from 11 to n2n2 in the ...

Codeforce

2018-08-20

0 442

【CF 1025A】Doggo Recoloring

A. Doggo Recoloring Panic is rising in the committee for doggo standardization — the puppies of the new brood have ...

Codeforce

2018-08-20

0 884