#include<iostream>

using namespace std;

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

    int in = 0, out = 0;
    for(int i = 0; i < n;i ++)
    {
        int a;
        cin >> a;
        if(a >= 10 && a <= 20) in ++;
        else out ++;
    }
    cout << in << " in" << endl;
    cout << out << " out" << endl;
    return 0;
}