#include<bits/stdc++.h>
using namespace std;
int main(){
	int a,b,c,d;
    cin>>a>>b>>c>>d;
    int x=0,y;
    if(a>=90){
    	x++;
	}
	if(b>=90){
		x++;
	}
	if(c>=90){
    	x++;
	}
	if(d>=90){
		x++;
	}
	if(x<4){
		y=x;
	}
	else if(x=4){
		y=5;
	}
	if(a<60||b<60||c<60||d<60){
		cout<<"Poor LanYangYang"<<endl;
	}
	else {
		cout<<y<<endl;
	}
    return 0;
}
/**************************************************************
	Problem: 1050
	User: xiaojingxuan
	Language: C++
	Result: Accepted
	Time:17 ms
	Memory:2072 kb
****************************************************************/