Bubble_sort.java

public class Bubble_sort {
    public static void main(String[] args) {
        int nums[] = {6,5,2,8,9,4};
        int size=nums.length;
        int temp=0;
        System.out.println("Before sorting");
        for (int num:nums){
            System.out.print(num+" ");
        }
        for (int i=0;i<size;i++){
            for (int j=0;j<size-1;j++){
                if (nums[j]>nums[j+1]){
                    temp=nums[j];
                    nums[j]=nums[j+1];
                    nums[j+1]=temp;
                }
            }
            System.out.println();
            for (int num:nums){
                System.out.print(num+" ");
            }
        }
        System.out.println("\nAfter sorting");
        for (int num:nums){
            System.out.print(num+" ");
        }   
    }
}