import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int[] A = new int[N];
		for (int i = 0; i < N; i++) {
			A[i] = sc.nextInt();
		}
		output(A, N);
		insertionSort(A, N);
		sc.close();
	}

	public static void insertionSort(int[] A, int N) {
		for (int i = 1; i < N; i++) {
			int v = A[i];
			int j = i - 1;
			while (j >= 0 && A[j] > v) {
				A[j + 1] = A[j];
				j--;
			}
			A[j + 1] = v;
			output(A, N);
		}
	}

	public static void output(int[] A, int N) {
		for (int i = 0; i < N; i++) {
			if (i > 0) {
				System.out.print(" ");
			}
			System.out.print(A[i]);
		}
		System.out.printf("\n");
	}
}


/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz