摘要：
给定一个常数K以及一个单链表L，请编写程序将L中每K个结点反转。例如：给定L为1→2→3→4→5→6，K为3，则输出应该为3→2→1→6→5→4；如果K为4，则输出应该为4→3→2→1→5→6，即最后不到K个元素不反转。输入格式：每个输入包含1个测试用例。每个测试用例第1行给出第1个结点的地址、结点... 阅读全文
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Mice and Riceis the name of a programming contest in which each programmer must write a piece of code to control the movements of a mouse in a given m... 阅读全文
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Given a stack which can keep M numbers at most. Push N numbers in the order of 1, 2, 3, ..., N and pop randomly. You are supposed to tell if a given s... 阅读全文
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The task of this problem is simple: insert a sequence of distinct positive integers into a hash table, and output the positions of the input numbers. ... 阅读全文
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A linked list consists of a series of structures, which are not necessarily adjacent in memory. We assume that each structure contains an integer key ... 阅读全文