Yuhao and a Parenthesis time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output One day, Yuhao came across a problem about checking if some bracket sequences are correct bracket sequences. A brack…
又回来了.. A - Gennady and a Card Game 好像没什么可说的了. #include<bits/stdc++.h> using namespace std; char gc() { static char buf[100000],*p1,*p2; return (p1==p2)&&(p2=(p1=buf)+fread(buf,1,100000,stdin))?EOF:*p1++; return getchar(); } template<class…
A. Gennady and a Card Game 签到. #include <bits/stdc++.h> using namespace std; ], t[]; bool solve() { int flag = false; ; i <= ; ++i) { scanf("%s", t); ] == s[] || t[] == s[]) flag = true; } return flag; } int main() { while (scanf("…
原题链接 http://acm.csu.edu.cn/OnlineJudge/problem.php?id=1809 Description Bobo has a balanced parenthesis sequence P=p1 p2…pn of length n and q questions. The i-th question is whether P remains balanced after pai and pbi swapped. Note that questions ar…
1809: Parenthesis Description Bobo has a balanced parenthesis sequence P=p1 p2…pn of length n and q questions. The i-th question is whether P remains balanced after pai and pbi swapped. Note that questions are individual so that they have no affect…
Problem G: Parenthesis Time Limit: 5 Sec Memory Limit: 128 MBSubmit: 398 Solved: 75[Submit][Status][Web Board] Description Bobo has a balanced parenthesis sequence P=p1 p2…pn of length n and q questions. The i-th question is whether P remains balan…
31 Rikka with Parenthesis II (六花与括号II) Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Description 题目描述 As we know, Rikka is poor at math. Yuta is worrying about this situation, so he gives Rikka some math tasks to…
Parenthesis Problem Description: Bobo has a balanced parenthesis sequence P=p1 p2-pn of length n and q questions. The i-th question is whether P remains balanced after pai and pbi swapped. Note that questions are individual so that they have no affec…
Rikka with Parenthesis II 题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=5831 Description As we know, Rikka is poor at math. Yuta is worrying about this situation, so he gives Rikka some math tasks to practice. There is one of them: Correct parenthe…
