camera ready changes

Author: kuashio

src/Ch06/06_02b/CodeDemo.cpp

@@ -1,6 +1,6 @@
 // Complete Guide to C++ Programming Foundations
-// Exercise 06_04
-// Calling Functions, by Eduardo Corpeño 
+// Exercise 06_02
+// Passing Values to a Function, by Eduardo Corpeño 
 
 #include <iostream>
 
@@ -14,5 +14,5 @@ int main(){
     std::cout << "a = " << a << ", b = " << b << std::endl;
 
     std::cout << std::endl << std::endl;
-    return (0);
+    return 0;
 }

src/Ch06/06_02e/CodeDemo.cpp

@@ -1,6 +1,6 @@
 // Complete Guide to C++ Programming Foundations
-// Exercise 06_04
-// Calling Functions, by Eduardo Corpeño 
+// Exercise 06_02
+// Passing Values to a Function, by Eduardo Corpeño 
 
 #include <iostream>