#include <iostream>
using namespace std;

int main(){
   int a0,b0,c0,a1,b1,c1;
   cin >> a0 >> b0 >> c0 >> a1 >> b1 >> c1;
   cout << (a0 * 1000000 + b0 * 1000 + c0 >= a1 * 1000000 + b1 * 1000 + c1 ? "YES" : "NO") << endl;
}