Machine Accepts: 580 Submissions: 1890 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description There is a machine with m(2≤m≤30)m (2\leq m\leq 30)m(2≤m≤30) coloured bulbs and a button.When the button is pu…
HDU:5670~5764 A题: 是一个3进制计数: #include <bits/stdc++.h> using namespace std; ]; int calc(long long n) { ; while(n) { a[i++] = n%; n/=; } return i; } int main() { int t; cin>>t; while(t--) { memset(a,,)); int m; //长度 long long n; cin>>m>&…
Baby Ming and Weight lifting Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 681 Accepted Submission(s): 280 Problem Description Baby Ming is fond of weight lifting. He has a barbell pole(the…
tree Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 863 Accepted Submission(s): 409 Problem Description There is a tree(the tree is a connected graph which contains n points and n−1 edges),t…
HDOJ5054 Alice and Bob Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 302 Accepted Submission(s): 229 Problem Description Bob and Alice got separated in the Square, they agreed that if they…
题目传送门 /* 题意: 求(n-1)! mod n 数论:没啥意思,打个表能发现规律,但坑点是4时要特判! */ /************************************************ * Author :Running_Time * Created Time :2015-8-15 19:06:12 * File Name :A.cpp ************************************************/ #include <cstdi…
题目链接: huangjing hdu5054 Alice and Bob 思路: 就是(x,y)在两个參考系中的表示演全然一样.那么仅仅可能在这个矩形的中点.. 题目: Alice and Bob Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 216 Accepted Submission(s): 166 Problem De…
Codeforces Round #262 (Div. 2) 1004 D. Little Victor and Set time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Little Victor adores the sets theory. Let us remind you that a set is a group of…
Rikka with Phi Accepts: 5 Submissions: 66 Time Limit: 16000/8000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Problem Description Rikka and Yuta are interested in Phi function (which is known as Euler's totient function). Yuta giv…
Rikka with Graph Accepts: 123 Submissions: 525 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) 问题描述 众所周知,萌萌哒六花不擅长数学,所以勇太给了她一些数学问题做练习,其中有一道是这样的: 给出一张 nn 个点 n+1n+1 条边的无向图,你可以选择一些边(至少一条)删除. 现在勇太想知道有多少种方案使得删除之后图依然联通.…
这周六BC和CF又差点打架,精力不够啊...结果打BC没起来,就看了一眼题跑了...今天早上补补吧,(因为今天晚上还要打UER= =) 先放官方题解: 1000 Victor and Machine 首先是关于题意的问题,之前有人向我提出题意不清,对于y<w的情况,没有说明该如何处理,但是在咨询了其他几个小伙伴之后,我决定还是不修改题面了,因为题中已经说明了是“机器每次开启的瞬间”,也就是说机器关闭之后w就会清零.我不大清楚是否有人因为这个坑点而被hack或者fst了,如果有的话,对此我只能表示…
太菜,仅仅能去Div2.(都做不完 ORZ... 各自是 HDU: 5054pid=5054"> Alice and Bob 5055Bob and math problem 5056Boring count 5057pid=5057"> Argestes and Sequence # 1001 碰面仅仅能在坐标中间. 所以推断一下就好了. #include<cstdio> #include<cstring> #include<string&g…