Define two functions in addition to main - C++ Function

C++ examples for Function:Function Creation

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Description

Define two functions in addition to main

Demo Code

#include <iostream>
using namespace std;
// Functions must be declared before being used.
void print_results(double a, double b);
double avg(double x, double y);
int main()// w ww  .  ja v  a  2 s. com
{
   double a = 0.0;
   double b = 0.0;
   cout << "Enter first number and press ENTER: ";
   cin >> a;
   cout << "Enter second number and press ENTER: ";
   cin >> b;
   // Call the function pr_results().
   print_results(a, b);
   return 0;
}
// print_results function definition
void print_results(double a, double b) {
   cout << "Average is: " << avg(a, b) << endl;
}
// Average-number function definition
double avg(double x, double y) {
   return (x + y)/2;
}

Result


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