#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <iomanip>
#include <cmath>
#include <stdio.h>
#include <queue>
#include <deque>
#include <cstdio>
#include <set>
#include <map>
#include <bitset>
#include <stack>
#include <cctype>
using namespace std;
int main() {
	int a[3], b[3];
	cin >> a[0] >> a[1] >> a[2] >> b[0] >> b[1] >> b[2];
	if (a[0] == b[0] && a[1] == b[1] && a[2] == b[2]) {
		cout << "Yes" << endl;
		return 0;
	}
	else {
		sort(a, a + 3);
		sort(b, b + 3);
		if (a[0] == b[0] && a[1] == b[1] && a[2] == b[2]) {
			cout << "Yes" << endl;
			cout << "2" << endl;
			return 0;
		}
		else {
			cout << "No" << endl;
		}
	}
	return 0;
}