move exercises, lecture examples, labs into subfolders

Exercises/C14/ex3.c

@@ -0,0 +1,33 @@
+#include <stdio.h>
+#include <math.h>
+
+
+float degrees_to_radians(float degrees) {
+	return M_PI * degrees / 180.0;
+}
+
+void process(float degrees, float* radians, float* sin_val, float* cos_val, float* tan_val) {
+	*radians = degrees_to_radians(degrees);
+	*sin_val = sin(*radians);
+	*cos_val = cos(*radians);
+	*tan_val = tan(*radians);
+}
+
+
+int main() {
+	int degrees_start, degrees_end;
+	float radians, sin_val, cos_val, tan_val;
+
+	printf("Start: ");
+	scanf("%d", &degrees_start);
+	printf("End: ");
+	scanf("%d", &degrees_end);
+	printf("Degs\tRad\tsin\tcos\ttan\n");
+
+	for (int i = degrees_start; i <= degrees_end; i++) {
+		process((float)i, &radians, &sin_val, &cos_val, &tan_val);
+		printf("%d\t%0.3f\t%0.3f\t%0.3f\t%0.3f\n", i, radians, sin_val, cos_val, tan_val);
+	}
+
+
+}