include[HTML_REMOVED]

include[HTML_REMOVED]

using namespace std;
int main()
{
double k;
char a[100],b[100];
cin>>k;
cin>>a>>b;
int i,n=0,s;
s=strlen(a);
for(i=0;i[HTML_REMOVED]=k*s)
printf(“yes”);
else
printf(“no”);
}