#include<bits/stdc++.h>
using namespace std;
int sum1,sum2;
int main(){
    int n;
    cin>>n;
    int a[n+1];
    for(int i=1;i<=n;i++){
        cin>>a[i];
        if(a[i]>=10&&a[i]<=20)sum1++;
        else sum2++;
    }
    cout<<sum1<<" in"<<endl<<sum2<<" out";
}