#include <bits/stdc++.h>
using namespace std;
#define int long long
typedef pair<int,int> P;
int INF = 3e18;
int mod = 1e9+7;
int dx[4] = {1, 0, -1, 0};
int dy[4] = {0, 1, 0, -1};
signed main() {
    vector<int>a(3),b(3);
    cin >> a[0] >> a[1] >> a[2];
    cin >> b[0] >> b[1] >> b[2];
    sort(a.begin(),a.end());
    sort(b.begin(),b.end());
    if(a == b) {
        cout << "Yes" << endl;
        cout << 2 << endl;
    }
    else {
        cout << "No" << endl;
    }
}