Fist test code

test.c

+#include <stdio.h>
+#include <math.h>
+// #### #### #### #### #### #### #### ####
+// S 15 . 16
+#define FX_Q_NUM 16
+#define FX_2_MINUS_16 1.52587890625e-05
+
+int main()
+{
+	int ia;
+	float fa;
+	fscanf(stdin, "%d", &ia);
+	fprintf(stdout, "%d : %f %f \n", ia, (float) ia, (float) ia * powf(2.0f, -16));
+	
+	fscanf(stdin, "%f", &fa);
+	fprintf(stdout, "%f : %d %d \n", fa, (int) fa, (int) (fa * powf(2.0f, 16)));
+}