欢乐赛#53 T1 题解 100% AC

#include <bits/stdc++.h>
using namespace std;
int main(){
    int a,b;cin>>a>>b;
    if(a==6||a==7) cout<<"NO";
    else{
    	if(b<=7)cout<<"NO";
        else cout<<"YES";
    }
	return 0;
}