#include <iostream>
#include <fstream>

using namespace std;

int main()
{
    int n;
    cin >> n;
    int a[n];
    for (int i = 0; i < n; i++)
        cin >> a[i];
    int sum  = 0;
    cout<< endl;
    for (int i = 0; i < n; i++){
        for (int j = i; j < n; j++){
            sum += a[j];
            if (sum % 10 == 0){
                cout << (j - i + 1) << " ";
                break;
            }
            if (j == (n-1)){
                cout << -1 << " ";
            }
        }
        sum = 0;
    }
}