Bomb Game Time Limit: 10000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2951 Accepted Submission(s): 984 Problem Description Robbie is playing an interesting computer game. The game field is an unbounded…
裸的2-SAT,详见刘汝佳训练指南P-323 不过此题有个特别需要注意的地方:You should promise that there is still no overlap for any two balloons after rounded. 模版题, 代码如下: #include <cstdio> #include <cstring> #include <cstdlib> #include <algorithm> #include <strin…
Description John is the only priest in his town. September 1st is the John's busiest day in a year because there is an old legend in the town that the couple who get married on that day will be forever blessed by the God of Love. This year N couples…
原文地址:http://www.cppblog.com/MatoNo1/archive/2011/07/13/150766.aspx [2-SAT问题]现有一个由N个布尔值组成的序列A,给出一些限制关系,比如A[x] AND A[y]=0.A[x] OR A[y] OR A[z]=1等,要确定A[0..N-1]的值,使得其满足所有限制关系.这个称为SAT问题,特别的,若每种限制关系中最多只对两个元素进行限制,则称 为2-SAT问题. 由于在2-SAT问题中,最多只对两个元素进行限制,所以可能的限…
Eliminate the Conflict Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 1732 Accepted Submission(s): 751 Problem Description Conflicts are everywhere in the world, from the young to the elder…
Katu Puzzle Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 7949 Accepted: 2914 Description Katu Puzzle is presented as a directed graph G(V, E) with each edge e(a, b) labeled by a boolean operator op (one of AND, OR, XOR) and an integ…
Eliminate the Conflict Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 1315 Accepted Submission(s): 563 Problem Description Conflicts are everywhere in the world, from the young to the elder…