/* Fundamental types are passed by value into Function (TestPassByValue.cpp) */
#include <iostream>
using namespace std;

// Function prototypes
int inc(int number);

// Test Driver
int main() {
   int n = 8;
   cout << "Before calling function, n is " << n << endl; // 8
   int result = inc(n);
   cout << "After calling function, n is " << n << endl;  // 8
   cout << "result is " << result << endl;                // 9
}

// Function definitions
// Return number+1
int inc(int number) {
   ++number;  // Modify parameter, no effect to caller
   return number;
}