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