import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.lang.System;

class Main {
    public static void main(String[] a) throws Exception {
        BufferedReader r = new BufferedReader(new InputStreamReader(System.in));
        int n = Integer.parseInt(r.readLine());
        String[] str = r.readLine().split(" ");

        int[] arr = new int[n];
        for (int i = 0; i < n; i++) {
            arr[i] = Integer.parseInt(str[i]);
        }

        int v, j;
        StringBuilder s;
        show(n, arr);
        for (int i = 1; i < n; i++) {
            v = arr[i];

            j = i - 1;
            while (j >= 0 && arr[j] > v) {
                arr[j+1] = arr[j];
                j--;
            }
            arr[j+1] = v;
            show(n, arr);
        }
    }

    private static void show(int n, int[] arr) {
        StringBuilder s;// ?????? => String
        s = new StringBuilder();
        for (int k = 0; k < n; k++) {
            s.append(arr[k]);
            if (k != n -1) { s.append(" "); }
        }
        System.out.println(s);
    }
}
/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