Bubble_Sort.java

import java.util.*;
public class Bubble_Sort{
    public static void bubblesort(int arr[]){
        //outer loop
        for(int turn = 0 ; turn<arr.length-1;turn++){
            //inner loop
            for(int j=0;j<arr.length-1-turn;j++){
                if(arr[j]>arr[j+1]){
                    //swap
                    int temp=arr[j];
                    arr[j]=arr[j+1];
                    arr[j+1]=temp;
                }
            }
        }
    }
        public static void printArr(int arr[]){
         for(int i=0;i<arr.length;i++){
             System.out.print(arr[i]+ " ");
            }
         System.out.println();
        }
    public static void main(String args[]){
        int arr[] = {5,4,1,3,2};
        bubblesort(arr);
        printArr(arr);
    }
}