# include<iostream> using namespace std; int main(){ string a, b, c; cin>>a>>b; int s1 = a.size(), s2 = b.size(); for(int i = 0; i < s1-s2; i++){ c = ""; for(int j = i; j < i+s2; j++)c += a[j]; if(b==c){ cout<<"yes"; return 0; } } cout<<"no"; return 0; }