import java.util.Scanner;
public class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int n= sc.nextInt();
        int[] arr = new int[n];
        int zeros = 0;
        for (int i=0;i<n;i++){
            int badi=sc.nextInt();
            if (badi!=0){
                arr[i-zeros]=badi;
            }
            else {
                arr[n-1-zeros]=badi;
                zeros+=1;
            }
            
        }
        for (int i : arr){
            System.out.print(""+i+" ");
        }
    }
}