#include <bits/stdc++.h>
using namespace std;
#define int long long
#define rep(i, n) for(int i = 0; i < n; i++)
#define all(a) a.begin(), a.end()
#define P pair<int, int>
#define F first
#define S second
#define INF 1e18
#define MOD 998244353
signed main(){
    vector<int>V0,V1;
    rep(i,3){
        int n;cin>>n;
        V0.push_back(n);
    }
    rep(i,3){
        int n;cin>>n;
        V1.push_back(n);
    }
    sort(all(V0));
    sort(all(V1));
    if(V0==V1){
        cout<<"Yes"<<endl;
        cout<<2<<endl;
    }
    else cout<<"No"<<endl;
    
}