4A_Watermelon.cpp

//code by Nikhil Nagrale
//nikhilnagrale2 on EveryPlatform
#include<bits/stdc++.h>
using namespace std;

int main(){
    int w;
    cin>>w;
    if(w%2==0 && w>2) cout<<"YES"<<endl;
    else cout<<"NO"<<endl;
    return 0;
}