#include <bits/stdc++.h>
using namespace std;
using i64 = long long;

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int n;
    cin >> n;
    int x = 0, y = 0;
    while (n -- )
    {
        int t;
        cin >> t;
        if (t >= 10 && t <= 20) x ++ ;
        else y ++ ;
    }
    cout << x << " in" << endl;
    cout << y << " out" << endl;
    return 0;  
}