摘要:
Let us define a regular brackets sequence in the following way:Empty sequence is a regular sequence.If S is a regular sequence, then (S) and [S] are both regular sequences.If A and B are regular sequences, then AB is a regular sequence.For example, all of the following sequences of characters are re 阅读全文
posted @ 2013-08-03 13:53
persistent codeants
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摘要:
A题: 判断>2的偶数;B题:(回溯)#include #include#include#include#include#include#includeusing namespace std;int days,times;int xt1[1000],xt2[1000];int sum,i,j,k;int a[1000];int main(){ cin>>days>>times; for(i=1;i>xt1[i]>>xt2[i]; } for(i=1;idays) { cout#include#include#include#include#inc 阅读全文
posted @ 2013-08-03 08:05
persistent codeants
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