#include<bits/stdc++.h>
using namespace std;
int main()
{
int n,j;
cin>>n;
int grade,num1=0,num2=0;
for(int i=0;i<n;i++)
{
cin>>grade;
if(grade>=60&&grade<=100)
num1++;
if(grade>=85&&grade<=100)
num2++;
}
num1=num1*1000/n;
num2=num2*1000/n;
j=num1%10;
if(j>5)
num1=(num1/10)+1;
else
num1/=10;
j=num2%10;
if(j>5)
num2 =(num2/10)+1;
else
num2/=10;
cout <<num1<<"%"<< endl<<num2<<"%"<<endl;
return 0;
}