#include <bits/stdc++.h>
using namespace std;
#include <math.h>
#include <iomanip>
#include <cstdint>
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }

const int INF=1001001001;
const int mod = 1000000007;

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