每个函数都必须是一个排列,经过连续的一段确定函数后数字不能少. 满足上面的条件的话,仅仅要有一个-1函数特别的排列一下就能够满足要求,剩下的能够任意填 没有-1的话特判 Too Simple Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 789 Accepted Submission(s): 267 Problem Descri…
A simple water problem Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 173 Accepted Submission(s): 112 Problem Description Dragon is watching competitions on TV. Every competition is held be…
Too Simple Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description Rhason Cheung had a simple problem, and asked Teacher Mai for help. But Teacher Mai thought this problem was too simple, sometimes naiv…
和HDOJ4888是一样的问题,最大流推断多解 1.把ISAP卡的根本出不来结果,仅仅能把全为0或者全为满流的给特判掉...... 2.在残量网络中找大于2的圈要用一种类似tarjian的方法从汇点開始找,推断哪些点没有到汇点 A simple Gaussian elimination problem. Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submiss…