Data commit

Task/Averages-Mean-angle/C/averages-mean-angle.c

@@ -0,0 +1,30 @@
+#include<math.h>
+#include<stdio.h>
+
+double
+meanAngle (double *angles, int size)
+{
+  double y_part = 0, x_part = 0;
+  int i;
+
+  for (i = 0; i < size; i++)
+    {
+      x_part += cos (angles[i] * M_PI / 180);
+      y_part += sin (angles[i] * M_PI / 180);
+    }
+
+  return atan2 (y_part / size, x_part / size) * 180 / M_PI;
+}
+
+int
+main ()
+{
+  double angleSet1[] = { 350, 10 };
+  double angleSet2[] = { 90, 180, 270, 360};
+  double angleSet3[] = { 10, 20, 30};
+
+  printf ("\nMean Angle for 1st set : %lf degrees", meanAngle (angleSet1, 2));
+  printf ("\nMean Angle for 2nd set : %lf degrees", meanAngle (angleSet2, 4));
+  printf ("\nMean Angle for 3rd set : %lf degrees\n", meanAngle (angleSet3, 3));
+  return 0;
+}