refactoring: changed variables

src/arithmeticMultiplication_Double.c

@@ -2,11 +2,11 @@
 #include "arithmeticMultiplication_Double.h"
 
 
-double* multiplication_double(double num1, double num2) {
+double* multiplication_double(double a, double b) {
     double* result = (double*)malloc(sizeof(double));
     if (result == NULL) {
         return NULL; // Handle memory allocation failure
     }
-    *result = num1 * num2;
+    *result = a * b;
     return result;
 }