#include <iostream>
using namespace std;
int main()
{
int n;
cin >> n;
int x = 0, y = 0;
for (int i = 1; i <= n; i ++ )
{
int a;
cin >> a;
if (a < 10 || a > 20) y ++;
else x ++;
}
cout << x << " in" << endl;
cout << y << " out" << endl;
return 0;
}