> #include "stdio.h"
> 
> int solve(char *s1,char *s2)
> {
>      int i1,i2,n;
>      for(i1=0,i2=0;s1[i1]!='\0';i1++,i2++){
> 	  while(s1[i1]!=s2[i2]){
> 	       if(s2[i2]=='\0')  return 0;
> 	       i2++;
> 	  }
>      }
>      return 1;
> }
> 
> main()
> {
>      int i1,i2,t,sum[10000];
>      char  s1[10000],s2[10000];
>      for(i1=0;
>      scanf("%s %s",s1,s2)!=EOF;
>      i1++)
> 	  sum[i1]=solve(s1,s2);
>      for(i2=0;i2<i1;i2++){
> 	  if(sum[i1]==0)
> 	       printf("No\n");
> 	  else
> 	       printf("Yes\n");
>      }
> }