programming-examples/java/Basics/InsertionSort (Java).java

public class InsertionSortExample
{
    public static void insertionSort(int array[])
    {
        int n = array.length;
        for (int j = 1; j < n; j++)
            {
                int key = array[j];
                int i = j-1;
                while ( (i > -1) && ( array [i] > key ) )
                    {
                        array [i+1] = array [i];
                        i--;
                    }
                array[i+1] = key;
            }
    }

    public static void main(String a[])
    {
        int[] arr1 = {9,14,3,2,43,11,58,22};
        System.out.println("Before Insertion Sort");
        for(int i:arr1)
            {
                System.out.print(i+" ");
            }
        System.out.println();
        insertionSort(arr1);//sorting array using insertion sort
        System.out.println("After Insertion Sort");
        for(int i:arr1)
            {
                System.out.print(i+" ");
            }
    }
}