2b_bubble_sort.java

// 2b) Write a JAVA program to sort for an element in a given list of elements using bubble sort

import java.lang.*;
import java.util.Scanner;

class TwoB {

  public static void main(String[] args) {
    int n, i, j, temp;
    int a[] = new int[20];
    Scanner s = new Scanner(System.in);
    System.out.println("Enter total number of elements:");
    n = s.nextInt();
    System.out.println("Enter elements:");
    for (i = 0; i < n; i++) a[i] = s.nextInt();
    for (i = 0; i < n; i++) {
      for (j = 0; j < n - 1; j++) {
        if (a[j] > a[j + 1]) {
          temp = a[j];
          a[j] = a[j + 1];
          a[j + 1] = temp;
        }
      }
    }
    System.out.println("The sorted elements are:");
    for (i = 0; i < n; i++) System.out.print("\t" + a[i]);
    s.close();
  }
}