#include<iostream>
#include<cassert>
using namespace std;

bool isKadomatsu(int *a){
    return (a[1]-a[0])*(a[1]-a[2]) > 0 && (a[0] != a[2]);
}

void check(int *a){
    for(int i = 0; i < 3; i++)  assert(1 <= a[i] && a[i] <= 9);
}

int main(){
    int a[3], b[3];
    for(int i = 0; i < 3; i++)  cin >> a[i];
    for(int i = 0; i < 3; i++)  cin >> b[i];
    bool judge = false;
    for(int i = 0; i < 3; i++){
        for(int j = 0; j < 3; j++){
            swap(a[i], b[j]);
            judge |= isKadomatsu(a)&&isKadomatsu(b);
            swap(a[i], b[j]);
        }
    }
    cout << (judge ? "Yes" : "No") << endl;
    check(a);
    check(b);
    return 0;
}