#include <iostream>
#include <vector>
using namespace std;

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

    vector<int> arr;
    for (int i = 0; i < n; i++)
    {
        int x;
        cin >> x;
        if (x != 0)
            arr.push_back(x);
    }

    int res = n - arr.size();

    for (int i = 0; i < res; i++)
        arr.push_back(0);

    for (int i = 0; i < n; i++)
    {
        cout << arr[i] << " ";
    }

    return 0;
}