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全部文章（共613篇）

ACM算法目录

ACM 所有算法数据结构栈，队列，链表哈希表，哈希数组堆，优先队列双端队列可并堆左偏堆二叉查找树 Treap 伸展树并查集集合计数问题二分图的识别平衡二叉树二叉排序...

2020-09-15

0 1044

Comet OJ - Contest #11Business

链接：https://cometoj.com/contest/67/problem/B?problem_id=3796 题目描述 ※ 简洁题意在分隔线下方一张笑盈盈的脸挡住了替罪羊树的去路，那不怀好意的笑容使困倦的银发少女皱了皱眉。「 sgt ，你有多长时间没打理过那些可怜的节点了？恕...

2020-09-15

0 459

B. Filling the Grid

B. Filling the Grid input standard input output standard output Suppose there is a h×wh×w grid consisting of empty or full cells. Let's make some...

2020-09-15

0 422

C. Primes and Multiplication

C. Primes and Multiplication Let's introduce some definitions that will be needed later. Let prime(x)prime(x) be the set of prime divisors of xx. Fo...

2020-09-15

0 725

组合数

链接：https://ac.nowcoder.com/acm/contest/1099/B 组合数时间限制：C/C++ 1秒，其他语言2秒空间限制：C/C++ 32768K，其他语言65536K Special Judge, 64bit IO Format: %lld 题目描述给出 n...

2020-09-15

0 668

B2. Social Network (hard version)

B2. Social Network (hard version) 链接：https://codeforces.com/contest/1234/problem/B2 The only difference between easy and hard versions are constra...

2020-09-15

0 646

2016icpc上海Problem L.

链接：https://codeforces.com/gym/101194/attachments 题目大意：踢足球，一个小组有4个队，每个小组比6场，赢一场得3分平一场得1分，给出4个分数，问有没有唯一解，如果有输出Yes如果有多组解输出No如果没有解输出Wrong Scoreboard 题解：...

2020-09-15

0 554

D - Winning an Auction

链接：https://vjudge.net/contest/333183#problem/D Alice and Bob play an auction game. Alice has A dollars and Bob has B dollars initially. There are N i...

2020-09-15

0 873

D. Swords

链接：https://codeforces.com/contest/1216/problem/D There were nn types of swords in the theater basement which had been used during the plays. Moreover...

2020-09-15

0 686

C. The Football Season

链接：https://codeforces.com/contest/1244/problem/C The football season has just ended in Berland. According to the rules of Berland football, each matc...

2020-09-15

0 697