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You are given a system of pipes. It consists of two rows, each row consists of nn pipes. The top left pipe has the coordinates (1,1)(1,1) and the bott 阅读全文
摘要:
Given three strings, you are to determine whether the third string can be formed by combining the characters in the first two strings. The first two s 阅读全文
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Problem Description This is a problem from ZOJ 2432.To make it easyer,you just need output the length of the subsequence. Input Each sequence is descr 阅读全文
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##WA代码 这个是按照自己的理解写的,样例过了,可是WA: #include<stdio.h> #include<cmath> #include<string.h> #include<iostream> using namespace std; int a[550][550]; int rudu[ 阅读全文