#include<stdio.h>
#include<string.h>
char a[100000],b[100000];
void main()
{
	int i,j,len1,len2;
	
	while(scanf("%s",a)!=NULL)
	{
		int count=0;
		getchar();
		gets(b);
		len1=strlen(a);
		len2=strlen(b);
		j=0;
		for(i=0;i<len2;i++)
		{
			if(a[j]==b[i])
				j++;
			if(j==len1)
			{
				printf("Yes\n");
				count=1;
				break;
			}
		}
		
		if(count==0)
			printf("No\n");
	}
}

• o(n)的不会超啊 (114) majia5 2008-10-09 16:32:15
• while(scanf("%s",a)!=NULL) ->while(scanf("%s",a)!=EOF),OR you can use while(gets(a)!=NULL) (474) zrO_0rz 2008-10-09 16:48:19