# 分类：Online Judge Codeforces

## Educational Codeforces Round 8 A. Tennis Tournament 暴力

A. Tennis Tournament 题目连接： http://www.codeforces.com/contest/628/problem/A Description A tennis tournament wit…

## Educational Codeforces Round 8 B. New Skateboard 暴力

B. New Skateboard 题目连接： http://www.codeforces.com/contest/628/problem/A Description Max wants to buy a new ska…

## Educational Codeforces Round 8 C. Bear and String Distance 贪心

C. Bear and String Distance 题目连接： http://www.codeforces.com/contest/628/problem/C Description Limak is a littl…

## Educational Codeforces Round 8 E. Zbazi in Zeydabad 树状数组

E. Zbazi in Zeydabad 题目连接： http://www.codeforces.com/contest/628/problem/D Description A tourist wants to visi…

## Educational Codeforces Round 8 D. Magic Numbers 数位DP

D. Magic Numbers 题目连接： http://www.codeforces.com/contest/628/problem/D Description Consider the decimal presen…

## Educational Codeforces Round 8 F. Bear and Fair Set 最大流

F. Bear and Fair Set 题目连接： http://www.codeforces.com/contest/628/problem/F Description Limak is a grizzly bear…

## Codeforces Round #343 (Div. 2) B. Far Relative’s Problem 暴力

B. Far Relative’s Problem 题目连接： http://www.codeforces.com/contest/629/problem/B Description Famil Door wants t…

## Codeforces Round #343 (Div. 2) A. Far Relative’s Birthday Cake 水题

A. Far Relative’s Birthday Cake 题目连接： http://www.codeforces.com/contest/629/problem/A Description Door’s…

## Codeforces Round #343 (Div. 2) C. Famil Door and Brackets dp

C. Famil Door and Brackets 题目连接： http://www.codeforces.com/contest/629/problem/C Description As Famil Door’s b…

## Codeforces Round #343 (Div. 2) E. Famil Door and Roads lca 树形dp

E. Famil Door and Roads 题目连接： http://www.codeforces.com/contest/629/problem/E Description Famil Door’s City ma…

## Codeforces Round #343 (Div. 2) D. Babaei and Birthday Cake 线段树维护dp

D. Babaei and Birthday Cake 题目连接： http://www.codeforces.com/contest/629/problem/D Description As you know, eve…

## HDU 5634 Rikka with Phi 线段树

Rikka with Phi 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5634 Description Rikka and Yuta are interested …

## Codeforces Round #342 (Div. 2) E. Frog Fights set 模拟

E. Frog Fights 题目连接： http://www.codeforces.com/contest/625/problem/E Description stap Bender recently visited …

## Educational Codeforces Round 7 F. The Sum of the k-th Powers 拉格朗日插值法

F. The Sum of the k-th Powers 题目连接： http://www.codeforces.com/contest/622/problem/F Description There are well…

## AIM Tech Round (Div. 1) C. Electric Charges 二分

C. Electric Charges 题目连接： http://www.codeforces.com/contest/623/problem/C Description Programmer Sasha is a st…