removed QWQNG, added stdin

RandTest/Gamma.h

@@ -0,0 +1,15 @@
+#pragma once
+
+class CGamma
+{
+public:
+	double betacf(double a, double b, double x);
+	double Beta(double z, double a, double b);
+	double Gamma( double a, double chi2 );
+	CGamma();
+	virtual ~CGamma();
+protected:
+	double gcf( double a, double x );
+	double gamser( double a, double x );
+	double gammln( double xx );
+};