随笔分类 - 中途相遇法
摘要:Difference Time Limit: 6000/3000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 62 Accepted Submission(s): 19 Problem
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摘要:题目链接: http://codeforces.com/gym/100526 http://acm.hunnu.edu.cn/online/?action=problem&type=show&id=11674&courseid=0 题目大意: N个学生M道题(1<=N<=12,1<=M<=30),每
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