include<bits/stdc++.h>
using namespace std;

int main(){
	int n;
	cin>>n;
	if(n>7||n<1){
		cout<<"NO";
	}
	if(n==1){
		cout<<"No";
	}
	else if(n==3){
		cout<<"NO";
	}
	else if(n==5){
		cout<<"NO";
	}
	else{
		cout<<"YES";
	}
	return 0;
}

??? 哪有问题