2015年9月11日
Codeforces Round #319 (Div. 1) B. Invariance of Tree 构造
摘要： B. Invariance of TreeTime Limit: 1 Sec Memory Limit: 256 MB题目连接http://codeforces.com/contest/576/problem/BDescriptionA tree of sizenis an undirected c... 阅读全文
posted @ 2015-09-11 17:55 qscqesze 阅读(463) 评论(0) 推荐(0) 编辑
Codeforces Round #319 (Div. 1) C. Points on Plane 分块
摘要： C. Points on PlaneTime Limit: 1 Sec Memory Limit: 256 MB题目连接http://codeforces.com/contest/576/problem/CDescriptionOn a plane arenpoints (xi,yi) with i... 阅读全文
posted @ 2015-09-11 16:32 qscqesze 阅读(408) 评论(0) 推荐(0) 编辑
Codeforces Codeforces Round #319 (Div. 2) C. Vasya and Petya's Game 数学
摘要： C. Vasya and Petya's GameTime Limit: 1 Sec Memory Limit: 256 MB题目连接http://codeforces.com/contest/577/problem/CDescriptionVasya and Petya are playing a... 阅读全文
posted @ 2015-09-11 14:03 qscqesze 阅读(370) 评论(0) 推荐(0) 编辑
Codeforces Codeforces Round #319 (Div. 2) B. Modulo Sum 背包dp
摘要： B. Modulo SumTime Limit: 1 Sec Memory Limit: 256 MB题目连接http://codeforces.com/contest/577/problem/BDescriptionYou are given a sequence of numbersa1, a2... 阅读全文
posted @ 2015-09-11 13:43 qscqesze 阅读(465) 评论(0) 推荐(0) 编辑
Codeforces Codeforces Round #319 (Div. 2) A. Multiplication Table 水题
摘要： A. Multiplication TableTime Limit: 1 Sec Memory Limit: 256 MB题目连接http://codeforces.com/contest/577/problem/ADescriptionLet's consider a table consisti... 阅读全文
posted @ 2015-09-11 12:49 qscqesze 阅读(396) 评论(0) 推荐(0) 编辑