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Little Sub and Johann 题目描述 Little Sub and Johann are good friends and they often play games together. Recently, they like playing with stones.They hav 阅读全文
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Problem Arrangement ZOJ - 3777 The 11th Zhejiang Provincial Collegiate Programming Contest is coming! As a problem setter, Edward is going to arrange 阅读全文
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Query on A Tree HDU - 6191 Time Limit: 20000/10000 MS (Java/Others) Memory Limit: 132768/132768 K (Java/Others)Total Submission(s): 1732 Accepted Subm 阅读全文
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A Game Between Alice and Bob zoj-3529 Alice and Bob play the following game. A series of numbers is written on the blackboard. Alice and Bob take turn 阅读全文
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String painter HDU - 2476 There are two strings A and B with equal length. Both strings are made up of lower case letters. Now you have a powerful str 阅读全文