Method swap

ThreeWayPartitioning.java:4–9

(int arr[], int a, int b)

    //Function to partition the array around the range such 
    //that array is divided into three parts.
     public static void swap(int arr[], int a, int b)
    {
        int x=arr[a];
        arr[a]=arr[b];
        arr[b]=x;
    }
    public void threeWayPartition(int array[], int a, int b)
    {
        // code here