HDU 3849 By Recognizing These Guys, We Find Social Networks Useful pid=3849" target="_blank" style="">题目链接 题意:说白了就是求一个无向图的桥 思路:字符串hash掉,然后双连通.要注意特判一下假设不是一个连通块.那么答案是0 代码: #include <cstdio> #include <cstring> #include…
By Recognizing These Guys, We Find Social Networks Useful Time Limit: 1000ms Memory Limit: 65536KB This problem will be judged on HDU. Original ID: 384964-bit integer IO format: %I64d      Java class name: Main   Social Network is popular these days.…
By Recognizing These Guys, We Find Social Networks Useful Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 125536/65536 K (Java/Others)Total Submission(s): 2885    Accepted Submission(s): 726 Problem Description Social Network is popular these…
By Recognizing These Guys, We Find Social Networks Useful Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 125536/65536 K (Java/Others)Total Submission(s): 2354    Accepted Submission(s): 613 Problem Description Social Network is popular these…
By Recognizing These Guys, We Find Social Networks Useful Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 125536/65536 K (Java/Others)Total Submission(s): 3840    Accepted Submission(s): 987 Problem Description Social Network is popular these…
一道简单的双联通求桥的题目,,数据时字符串,,map用的不熟练啊,,,,,,,,,,,,, #include <iostream> #include <cstring> #include <cstdio> #include <map> #include <string> #include <algorithm> #define N 10001 using namespace std; int head[N],num,dfs[N],lo…
刷题之前来几套LCA的末班 对于题目 HDU 2586 How far away 2份在线模板第一份倍增,倍增还是比较好理解的 #include <map> #include <set> #include <list> #include <cmath> #include <ctime> #include <deque> #include <stack> #include <queue> #include <…
转自——http://blog.csdn.net/qwe20060514/article/details/8112550 =============================以下是最小生成树+并查集======================================[HDU]1213   How Many Tables   基础并查集★1272   小希的迷宫   基础并查集★1325&&poj1308  Is It A Tree?   基础并查集★1856   More i…
=============================以下是最小生成树+并查集====================================== [HDU] 1213 How Many Tables 基础并查集★ 1272 小希的迷宫 基础并查集★ 1325&&poj1308 Is It A Tree? 基础并查集★ 1856 More is better 基础并查集★ 1102 Constructing Roads 基础最小生成树★ 1232 畅通工程 基础并查集★ 123…
=============================以下是最小生成树+并查集====================================== [HDU] 1213 How Many Tables 基础并查集★ 1272 小希的迷宫 基础并查集★ 1325&&poj1308 Is It A Tree? 基础并查集★ 1856 More is better 基础并查集★ 1102 Constructing Roads 基础最小生成树★ 1232 畅通工程 基础并查集★ 123…