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#gragma comment(linker, "/STACK:1024000000,1024000000") 阅读全文
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MZL loves xor very much.Now he gets an array A.The length of A is n.He wants to know the xor of all (Ai+Aj)(1≤i,j≤n)The xor of an array B is defined a... 阅读全文
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DescriptionIn the Fibonacci integer sequence,F0= 0,F1= 1, andFn=Fn− 1+Fn− 2forn≥ 2. For example, the first ten terms of the Fibonacci sequence are:0, ... 阅读全文
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/************************************************Author :powatrCreated Time :2015-8-5 21:06:30File Name :b.cpp****************************... 阅读全文
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Watto, the owner of a spare parts store, has recently got an order for the mechanism that can process strings in a certain way. Initially the memory o... 阅读全文