#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    vector<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];
    sort(a.begin(), a.end());
    sort(b.begin(), b.end());
    int flag = 0;
    for(int i = 0; i < 3; i++){
        if(a[i] != b[i]) flag = 1;
    }
    if(flag == 0){
        cout << "Yes" << endl;
        cout << 2 << endl;
        return 0;
    }
    cout << "No" << endl;
}