import java.util.*;
import java.io.BufferedReader;
import java.io.InputStreamReader;
public class Main{
	public static void main(String [] args)throws Exception{
		BufferedReader Reader = new BufferedReader (new InputStreamReader(System.in));
		int j=0;
		int N = Integer.parseInt(Reader.readLine());
		String A[] = Reader.readLine().split(" ",0);
		for(int i=0;i<=N-1;i++){
			String v = A[i];
			j = i-1;
			while (j>=0 && Integer.parseInt(A[j])>Integer.parseInt(v)){
				A[j+1] = A[j];
				j--;
			}
			A[j+1] = v;
			System.out.println(String.join(" ",A));
		}
	}
}
/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