#include <stdio.h>
#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf 1000000001

int main(){	
	
	vector<int> s(3),t(3);
	rep(i,3){
		cin>>s[i];
	}
	
	rep(i,3){
		cin>>t[i];
	}
	
	sort(s.begin(),s.end());
	sort(t.begin(),t.end());
	
	if(s==t){
		cout<<"Yes"<<endl;
		cout<<2<<endl;
		return 0;
	}
	
	cout<<"No"<<endl;
	
    return 0;
}