Bubble sort

//Bubble sort

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

class Solution {
	public static void bubbleSort(int arr[], int n) {
        for(int i = 0; i < n; i++) {
            for(int j = 1; j < n - i; j++) {
                if(arr[j - 1] > arr[j]) {
                    int temp = arr[j - 1];
                    arr[j - 1] = arr[j];
                    arr[j] = temp;
                }
            }
        }
    }
}

class Sorting {
    static void printArray(int arr[]) {
        int n = arr.length;

        for(int i = 0; i < n; ++i)
            System.out.print(arr[i] + " ");
        System.out.println();
    }

	public static void main(String args[]) {
		Scanner sc = new Scanner(System.in);
		int t = sc.nextInt();

		while(t > 0) {
			int n = sc.nextInt();
			int arr[] = new int[n];

			for(int i = 0; i < n; i++)
				arr[i] = sc.nextInt(); 

			new Solution().bubbleSort(arr, n);
			printArray(arr);
			
		t--;	
		}
	}
}