This year at Monsters University it is decided to arrange Scare Games. At the Games all campus gathers at the stadium stands, and the Scare program students divide into two teams to compete in their abilities of scaring children. This year the two te…
2021. Scarily interesting! Time limit: 1.0 secondMemory limit: 64 MB This year at Monsters University it is decided to arrange Scare Games. At the Games all campus gathers at the stadium stands, and the Scare program students divide into two teams to…
Scarily interesting! 题目链接: http://acm.hust.edu.cn/vjudge/contest/126546#problem/D Description This year at Monsters University it is decided to arrange Scare Games. At the Games all campus gathers at the stadium stands, and the Scare program students…
Problem This year at Monsters University it is decided to arrange Scare Games. At the Games all campus gathers at the stadium stands, and the Scare program students divide into two teams to compete in their abilities of scaring children. This year th…
2021蓝桥杯省赛B组题目(C/C++)E.路径 最短路径, 因为变化情况比较多, 所以开始想的是深搜, 但是太慢了, 跑不出来, 后来就想着优化一下, 有的地方到另一个地方可能会考虑很多遍, 于是考虑了DP #include <bits/stdc++.h> using namespace std; typedef long long LL; typedef pair<int,int> PII; const int N = 1e8+10, M = 21; LL res = 9999…
最近做的一场比赛,把自己负责过的题目记一下好了. Problem B URAL 2013 Neither shaken nor stirred 题意:一个有向图,每个结点一个非负值,可以转移到其他结点.初始时刻从结点出发,然后每次到达一个结点询问上一个到达的正值结点的权值,离开结点时也要询问一下,因为当前结点可能为正数,答案就是这个值了,如果不存在这个样的正权值输出“sober",或者不明确时输出“unkonwn”. 分析:可以当做树形dp来做.dp[u][0]表示进入结点时上一个正权值,dp[…
Webster defines prime as:prime (prim) n. [ME, fr. MF, fem. of prin first, L primus; akin to L prior] 1: first intime: original 2 a: having no factor except itself and one ⟨3 is a number⟩ b : havingno common factor except one ⟨12 and 25 are relatively…
