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题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1524 #include<stdio.h> #include<cstring> using namespace std; ;// ; int sg[N], head[N]; int cnt; struct node{ int from; int to; int next; }edge[M]; void addedge( int from, int to){ edge[cnt].from…

全是水题萌萌哒~0~... 留个纪念…

Red and Black Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 13508 Accepted Submission(s): 8375 Problem Description There is a rectangular room, covered with square tiles. Each tile is colored ei…

BZOJAC400题了...…

Problem Description Contest time again! How excited it is to see balloons floating around. But to tell you a secret, the judges' favorite time is guessing the most popular problem. When the contest is over, they will count the balloons of each color…

简单计算器 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 15220 Accepted Submission(s): 5195 Problem Description 读入一个只包含 +, -, *, / 的非负整数计算表达式,计算该表达式的值. Input 测试输入包含若干测试用例,每个测试用例占一行,每行不超过200个字符,整数和运算符…

Problem Description The digital root of a positive integer is found by summing the digits of the integer. If the resulting value is a single digit then that digit is the digital root. If the resulting value contains two or more digits, those digits a…

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