满分代码

#include<iostream>
using namespace std;
int main ()
{
	int a;
	cin >> a;
	if(a>=90)
	{
		cout << "Great";
	}
	
	if(a>=70&a<90)
	{
		cout << "Good";
	}
	 if(a>=60&a<70)
	{
		cout << "Average";
	}
	if(a<60)
	{
		cout << "Poor";
	}
}