UVA 10340

#include<stdio.h>#include<string.h>int main(){    int top,len;char s[100000],t[100000];    while(scanf("%s %s",s,t)!=EOF){top=0;len=strlen(s);for(int i=0;i<strlen(t);i++)if(t[i]==s[top])top++;printf("%s\n",top==len?"Yes":"No");}return 0;}