#include <iostream>
#include <cstdio>

using namespace std;

int main()
{
    int n;
    cin >> n;

    int in = 0, out = 0;
    while (n -- )
    {
        int t;
        cin >> t;
        if (t < 10 || t > 20) out ++ ;
        if (t >= 10 && t <= 20) in ++ ;
    }
    cout << in << " in" << endl << out << " out" << endl;

    return 0;
}