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题目链接:http://codeforces.com/gym/101164/attachments 题意:对于已知的 n 个二维坐标点,要求按照某种特定的连线方式将尽可能多的点连接(任意相邻的 3 个点 a , b , c ,点 c 必须在有向线段 ab 的左侧。问最多可以连多少点,并给出连线顺序。 阅读全文
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TrickGCD Time Limit: 5000/2500 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others) Problem Description You are given an array A , and Zhu wan 阅读全文
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I Curse Myself Time Limit: 8000/4000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Problem Description There is a connected undirected 阅读全文
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Problem 2277 Change Time Limit: 2000 mSec Memory Limit : 262144 KB Time Limit: 2000 mSec Memory Limit : 262144 KB Problem Description There is a roote 阅读全文
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J. Killing everything time limit per test 4 seconds memory limit per test 64 megabytes input standard input output standard output There are many enem 阅读全文
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Xiao Ming's Hope Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description Xiao Ming likes counting numbers 阅读全文