Usmjeri(COCI2017.2)题解
题意 给一棵N个节点的树，编号从1到N，再给定m对点(u，v),你要将树上的每条无向边变为有向边，使得给定的点对都满足u能到达v或v能到达u。问有多少种不同的方案，答案对 ......计算机电子书 2019 BiliDrive 备份
pip install BiliDriveEx bdex download <link> 文档 链接 传智播客轻松搞定系列 C、C++、Linux、设计模式.7z (33.34 MB) bdex://3e61aa15633455b60853695 ......CF 459 D. MADMAX
D. MADMAX time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output As we all know, Max is th ......![]()
杭电 1059 Dividing
Dividing Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 27140 Accepted Submission(s): 7780 ......HDU_1059 多重背包问题
F - Dividing Time Limit:1000MS Memory Limit:10000KB 64bit IO Format:%I64d & %I64u Submit Status Description Marsha and Bill own a collecti ......Codeforces Round 585 (Div. 2) E. Marbles(状压dp)
题意：给你一个长度为n的序列 问你需要多少次两两交换 可以让相同的数字在一个区间段 思路：我们可以预处理一个数组cnt[i][j]表示把i放到j前面需要交换多少次 然后 ......![]()
OUC_TeamTraining_1 720
D - The Mirror of Galadriel Time Limit:2000MS Memory Limit:0KB 64bit IO Format:%lld & %llu Submit Status Practice SPOJ AMR12D Description ......LightOJ-1020-A Childhood Game（博弈）
链接： https://vjudge.net/problem/LightOJ-1020 题意： Alice and Bob are playing a game with marbles; you may have played this game in childhood. The gam ......Dividing--hdu1059(动态规划)
Problem Description Marsha and Bill own a collection of marbles. They want to split the collection among themselves so that both receive an equal shar ......
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