poj 1936

#include<iostream>
using namespace std;
char s[100001],t[100001];
int main()
{
    int ls,le;
    int ts,te;
    int l1,l2;
    while(scanf("%s%s",s,t)!=EOF)
    {
        l1=strlen(s);
        l2=strlen(t);
        if(l2<l1)
        {
            printf("No\n");
            continue;
        }
        ls=0;le=l1-1;
        ts=0;te=l2-1;
        while(ts<=te)
        {
            if(s[ls]==t[ts])
                ls++,ts++;
            else
            ts++;
            if(s[le]==t[te])
                le--,te--;
            else te--;
        }
        if(ls>le)
            printf("Yes\n");
        else printf("No\n");
    }
    return 0;
}