Counting Sorting

Sort.java

public class Sort {
    private int[] A;
    private int[] B;
    private int[] C;
    private int k;
    public Sort(int[] array, int k){
        this.B = this.countingSort(array,k);
    }
    private int[] countingSort(int[] a, int k) {
        int c[] = new int[k];
        for (int i = 0; i < a.length; i++)
            c[a[i]]++;
        for (int i = 1; i < k; i++)
            c[i] += c[i-1];
        int b[] = new int[a.length];
        for (int i = a.length-1; i >= 0; i--)
            b[--c[a[i]]] = a[i];
        return b;
    }
    public int[] getResult(){
        return this.B;
    }
}