#include<bits/stdc++.h> using namespace std; int main() { int n; cin>>n; switch(n){ case 1: cout<<"NO"<<endl; break; case 2 : cout<<"YES"<<endl; break; case 3: cout<<"NO"<<endl; break; case 4: cout<<"YES"<<endl; break; case 5: cout<<"NO"<<endl; break; case 6: cout<<"YES"<<endl; break; case7: cout<<"YES"<<endl; break; default: cout<<"NO"<<endl; break; } return 0; }