import java.util.Arrays;
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];
        for (int i = 0; i < n; i++) {
            arr[i] = Integer.parseInt(sc.next());
        }
        print(arr);
        for (int i = 1; i < n; i++) {
            int v = arr[i];
            int j = i - 1;
            while (j >= 0 && arr[j] > v) {
                arr[j+1] = arr[j];
                j --;
            }
            arr[j+1] = v;
            print(arr);
        }
    }

    private static void print(int[] arr) {
        for (int k = 0; k < arr.length; k++) {
            if (k != arr.length-1) {
                System.out.print(arr[k] + " ");
            } else {
                System.out.print(arr[k]);
            }
        }
        System.out.println();
    }
}


/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