all_sub_arrays.java

import java.io.*;
import java.util.*;

public class all_sub_arrays{

public static void main(String[] args) throws Exception {
    Scanner scn = new Scanner(System.in);

    int n = scn.nextInt();

    int[] a = new int[n];

    for(int i = 0;i<a.length;i++){
    	a[i] = scn.nextInt();
    }

    for(int i = 0;i<a.length;i++){
    	for(int j = i; j< a.length;j++){
    		for(int k = i; k<=j;k++){
    			System.out.print(a[k] + "\t");
    		}
    		System.out.println();
		}
		
    }
 
}

}