#include <iostream>

using namespace std;

int main()
{
    int N , x;
    int a , b;
    cin >> N;
    while ( cin >> x)
    {
        if (x >= 10 && x <=20) a++;
        else b++;
    }
    cout << a << " in" << endl;
    cout << b << " out" << endl;

    return 0;
}