add initial configuration and update author information in header files

sum_of_digits.c

@@ -1,23 +1,31 @@
-/*----------------------------------------------------------
- *				HTBLA-Leonding / Class: <your class>
- * ---------------------------------------------------------
- * Title:			Sum of Digits
- * Author:			*/ your name /*
- * ----------------------------------------------------------
- * Description:
- * Recursive and iterative implementation of an algorithm that calculates 
- * the sum of the digits of a given positive integer.
- * ----------------------------------------------------------
- */
-
-/*
-Instructions:
-
-Define a function sum_of_digits(n) that takes a positive integer `n` as input.
-The sum of digits can be calculated as n mod 10 + sum of digits of n / 10 as long as n is larger than ten.
-
-*/
-
-// TODO: the recursive implementation
-
-// TODO: the iterative implementation
+/*----------------------------------------------------------
+ *				HTBLA-Leonding / Class: <your class>
+ * ---------------------------------------------------------
+ * Title:			Sum of Digits
+ * Author:			Marc Tismonar
+ * ----------------------------------------------------------
+ * Description:
+ * Recursive and iterative implementation of an algorithm that calculates 
+ * the sum of the digits of a given positive integer.
+ * ----------------------------------------------------------
+ */
+
+#include "sum_of_digits.h"
+
+/*
+Instructions:
+
+Define a function sum_of_digits(n) that takes a positive integer `n` as input.
+The sum of digits can be calculated as n mod 10 + sum of digits of n / 10 as long as n is larger than ten.
+
+*/
+
+// TODO: the recursive implementation
+int sum_of_digits_recursive(int n) {
+    return 0;
+}
+
+// TODO: the iterative implementation
+int sum_of_digits_iterative(int n) {
+    return 0;
+}