#include <bits/stdc++.h>
using namespace std;
int main() {
  int x1, y1, z1, x2, y2, z2;
  cin >> x1 >> y1 >> z1;
  cin >> x2 >> y2 >> z2;
  if (x1 == x2 || y1 == y2 || z1 == z2)
    cout << "YES" << endl;
  else
    cout << "NO" << endl;
  return 0;
}
