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It's known to all that ZYB is godlike, so obviously he has a large number of titles, such as jskingjsking, bijingzybbijingzyb and nbazybnbazyb. ZYB li 阅读全文
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Alice and Bob play a game. Initially they have a string s1,s2,…,sns1,s2,…,sn, consisting of only characters . and X. They take alternating turns, and 阅读全文
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Escape Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 16 Accepted Submission(s): 12 Problem De 阅读全文
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Decimal Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 103 Accepted Submission(s): 49 Problem 阅读全文
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队友过的:https://blog.csdn.net/liufengwei1/article/details/101632506 Forest Program Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K ( 阅读全文
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Nim or not Nim? Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3759 Accepted Submission(s): 1937 阅读全文
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Georgia and Bob Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 14312 Accepted: 4840 Description Georgia and Bob decide to play a self-inve 阅读全文
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A country named Berland has n cities. They are numbered with integers from 1 to n. City with index 1 is the capital of the country. Some pairs of citi 阅读全文
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After a long lasting war on words, a war on arms finally breaks out between littleken’s and KnuthOcean’s kingdoms. A sudden and violent assault by Knu 阅读全文
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bobo has a tree, whose vertices are conveniently labeled by 1,2,…,n. At the very begining, the i-th vertex is assigned with weight w i.There are q ope 阅读全文
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What-The-Fatherland is a strange country! All phone numbers there are strings consisting of lowercase English letters. What is double strange that a p 阅读全文
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Battle over Cities Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 467 Accepted Submission(s): 1 阅读全文
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Recently George is preparing for the Graduate Record Examinations (GRE for short). Obviously the most important thing is reciting the words. Now Georg 阅读全文
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E. e-Government time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output The best programmers of E 阅读全文
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All submissions for this problem are available. Chef likes numbers and number theory, we all know that. There are N digit strings that he particularly 阅读全文
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Problem Description MZL's Circle Zhou is good at solving some counting problems. One day, he comes up with a counting problem:You are given two string 阅读全文