cheeky as fuck

BogoSort.java

import java.text.NumberFormat;
import java.util.Arrays;

public class BogoSort
{
    //Enter array to be sorted here
    static int[] arr={1,2,3,4,5,6,7,8,9,10,11,12};
    static int[] sortedArr = new int[arr.length];




    public static void main(String[] args) {
        long startTime = System.currentTimeMillis();

        sortedArr = arr.clone();
        Arrays.sort(sortedArr);

        BogoSort now=new BogoSort();
        System.out.print("Unsorted: ");
        now.display1D(arr);

        System.out.println("Elements: " + arr.length);


        now.bogo(arr);

        System.out.print("Sorted: ");
        now.display1D(arr);


        long endTime   = System.currentTimeMillis();
        long totalTime = endTime - startTime;
        System.out.println("Total runtime(ms): " + NumberFormat.getInstance().format(totalTime));
    }
    void bogo(int[] arr)
    {
        shuffle(arr);
        //Keep a track of the number of shuffles
        int shuffle=1;
        for(;!isSorted(arr);shuffle++)
            shuffle(arr);
        //Boast
        System.out.println("This took "+ NumberFormat.getInstance().format(shuffle)+" shuffles.");
    }
    public void shuffle(int[] arr)
    {
        //Standard Fisher-Yates shuffle algorithm
        int i=arr.length-1;
        while(i>0)
            swap(arr,i--,(int)(Math.random()*i));
    }
    void swap(int[] arr,int i,int j)
    {
        int temp=arr[i];
        arr[i]=arr[j];
        arr[j]=temp;
    }
    boolean isSorted(int[] arr)
    {
        return Arrays.equals(arr, sortedArr);
    }
    void display1D(int[] arr)
    {
        for(int i=0;i<arr.length;i++)
            System.out.print(arr[i]+" ");
        System.out.println();
    }

}