#include<iostream>
using namespace std;
int main()
{
    int n,a,cnt=0,snt=0;
    cin>>n;
    int i;
    for(i=1;i<=n;i++){
    cin>>a;
    if(a>=10&&a<=20)
    cnt++;
    else
    snt++;}
cout<<cnt<<" in"<<endl;
cout<<snt<<" out"<<endl;
}