#include <bits/stdc++.h>
using namespace std;
int main() {
  int x1, y1, z1, x2, y2, z2;
  scanf("%d %d %d %d %d %d", &x1, &y1, &z1, &x2, &y2, &z2);
  if (x1 != x2 && y1 != y2 && z1 != z2)
    printf("NO");
  else
    printf("YES");
  return 0;
}
