Sorting It All Out Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 39602   Accepted: 13944 Description An ascending sorted sequence of distinct values is one in which some form of a less-than operator is used to order the elements from s…

http://acm.hdu.edu.cn/showproblem.php?pid=3342 Legal or Not Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5788    Accepted Submission(s): 2678 Problem Description ACM-DIY is a large QQ group w…

One of my friends is always drunk. So, sometimes I get a bit confused whether he is drunk or not. So, one day I was talking to him, about his drinks! He began to describe his way of drinking. So, let me share his ideas a bit. I am expressing in my wo…

HDU Rank of Tetris 题目:http://acm.hdu.edu.cn/showproblem.php?pid=1811 题意:中文问题就不解释题意了. 这道题其实就是一个拓扑排序判圈,我的博客里面其他几篇拓扑排序判圈的套路一样.但是这道题与他们不同的的是在大小关系里面存在一种 “=”的关系,这就意味的那些序号不同的点,实际上是一个点.共享入度和出度.我们可以通过并查集将他们合并,合成一个点.这里说一下如何判断信息不完全.我们早先在做拓扑排序,多种排列方式的时候,按照字典序输出.…

题目描述 Bessie has been playing with strings again. She found that by changing the order of the alphabet she could make some strings come before all the others lexicographically (dictionary ordering). For instance Bessie found that for the strings "omm&…

Almost Acyclic Graph CodeForces - 915D time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output You are given a directed graph consisting of n vertices and m edges (each edge is directed, so it can…

poj 1094 Sorting It All Out Time Limit:1000MS     Memory Limit:10000KB     64bit IO Format:%lld & %llu Description An ascending sorted sequence of distinct values is one in which some form of a less-than operator is used to order the elements from sm…

Sorting It All Out Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 26801   Accepted: 9248 Description An ascending sorted sequence of distinct values is one in which some form of a less-than operator is used to order the elements from sm…

Description An ascending sorted sequence of distinct values is one in which some form of a less-than operator is used to order the elements from smallest to largest. For example, the sorted sequence A, B, C, D implies that A < B, B < C and C < D.…

Legal or Not Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 11382    Accepted Submission(s): 5346 Problem Description ACM-DIY is a large QQ group where many excellent acmers get together. It is…