/* L5-1.cpp (using functions, Syntax Error)

   What is wrong with this program? 
*/

#include <iostream>

using namespace std;

int add(int x, int y, int z);

int main() 
{
  int a, b, c, sum;

  cout << "Enter 3 numbers " << endl;
  cin >> a >> b >> c;
  sum = add(a,b,c);
  cout << "a + b + c = " << sum << endl;
   
  return 0;
}


int add(int x, y, z) 
{
  int answer;
  answer = x+y+z;
  return answer;
}