#include <cstdio>
#include <iostream>
#include <string>
#include <vector>
#include <sstream>
#include <map>
#include <set>
#include <queue>
#include <algorithm>
#include <cmath>
#include <cstring>
#include <typeinfo>
#include <numeric>
#include <functional>
#include <unordered_map>
#include <bitset>
#include <stack>
#include <assert.h>
#include <unordered_set>
#include <random>
// #include <atcoder/all>


using namespace std;
// using namespace atcoder;
using ll = long long;
using ull = unsigned long long;

const ll INF = 1e18;
const ll MOD = 1e9 + 7;
// const ll MOD = 998244353;


#define REP(i, n) for(ll i = 0; i < n; i++)



















int main(){
    ll a[3] = {}, b[3] = {};
    REP(i, 3){
        cin >> a[i];
    }
    REP(i, 3){
        cin >> b[i];
    }
    sort(a, a + 3);
    sort(b, b + 3);
    REP(i, 3){
        if(a[i] != b[i]){
            cout << "No" << endl;
            return 0;
        }
    }
    cout << "Yes" << endl << "2" << endl;
}