Selectionquickselect Method

public static double quickselect(
	double[] a,
	int l,
	int r,
	int key
)

Public Shared Function quickselect ( 
	a As Double(),
	l As Integer,
	r As Integer,
	key As Integer
) As Double

public:
static double quickselect(
	array<double>^ a, 
	int l, 
	int r, 
	int key
)

static member quickselect : 
        a : float[] * 
        l : int * 
        r : int * 
        key : int -> float