随笔分类 -  【差分约束】

摘要:Time Limit: 1 Sec Memory Limit: 256 MBSubmit: 390 Solved: 217[Submit][Status][Discuss] Description 有一个n*m的矩阵,初始每个格子的权值都为0,可以对矩阵执行两种操作: 1. 选择一行, 该行每个格子 阅读全文
posted @ 2017-11-08 18:13 小米狐 阅读(266) 评论(0) 推荐(0)
摘要:Time Limit: 10 Sec Memory Limit: 162 MBSubmit: 4149 Solved: 1994[Submit][Status][Discuss] Description 刁姹接到一个任务,为税务部门调查一位商人的账本,看看账本是不是伪造的。账本上记录了n个月以来的收 阅读全文
posted @ 2017-11-08 15:43 小米狐 阅读(245) 评论(0) 推荐(0)
摘要:Time Limit: 1000MSMemory Limit: 10000K Total Submissions: 947Accepted: 345Special Judge Description The Department of Recreation has decided that it m 阅读全文
posted @ 2017-11-07 07:51 小米狐 阅读(269) 评论(0) 推荐(0)
摘要:Time Limit: 2000MSMeamory Limit: 65536K Total Submissions: 27949Accepted: 10764 Description You are given n closed, integer intervals [ai, bi] and n i 阅读全文
posted @ 2017-11-06 19:57 小米狐 阅读(222) 评论(0) 推荐(0)

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