// Arup Guha
// 2/9/2013
// Solution to 2010 MCPC Problem B: Mad Scientist

import java.util.*;

public class b {

	public static void main(String[] args) {

		Scanner stdin = new Scanner(System.in);
		int n = stdin.nextInt();

		// Process all cases.
		while (n != 0) {
			
			// Fill in cumulative frequency, which they give us.
			int[] cumfreq = new int[n+1];
			cumfreq[0] = 0;
			for (int i=1; i<=n; i++)
				cumfreq[i] = stdin.nextInt();

			// Extract out regular frequencies and print appropriately.
			for (int i=1; i<=n; i++) {
				for (int j=0; j<cumfreq[i]-cumfreq[i-1]; j++)
					System.out.print(i+" ");
			}
			System.out.println();

			// Get next case.
			n = stdin.nextInt();
		}
	}
}