נתונות שלוש הפעולות הבאות:

public static int One ( int[] arr ){
    int res = -1;
    for (int k = 0; k < arr.Length-1 && res  == -1; k++)
        if (arr[k] > arr[k+1])
            res = k;
    return res;
}
public static void Two ( int[] arr, int k ){
    int temp = arr[k];
    arr[k] = arr[k+1];
    arr[k+1] = temp;
}
public static void Three ( int[] arr ){
    int k = One( arr );
    while (k != -1)
    {
        Two( arr, k );
        k = One( arr );
    }
}