#include<iostream>
#include<string>
#include<stdio.h>
using namespace std;
char s1[100000], s2[100000];
int main(int argc, char* argv[])
{
	while(scanf("%s",s1) == 1){
		scanf("%s",s2);
		long len1 = strlen(s1);
		long len2 = strlen(s2);
		long i=0, j=0;
		for( ;i<len1 && j<len2; ++i){
			if(len1 == len2)break;
			while(j < len2 && s1[i] != s2[j])j++;
		}
		if( i == len1 && j < len2)cout<<"Yes\n";
		else cout<<"No\n";
	}
	return 0;
}

• 试试aaa aaa为组数据看 (501) xiangsanzi 2006-03-29 22:00:09