/* max-of-two.cpp
    program to demonstrate a value-returning function
*/

#include <iostream>
using namespace std;

//function prototypes
int maxOfTwo(int m, int n);

int main(){

   int n1, n2;      // user inputs

   //prompt and read
   cout << "enter m, n: ";
   cin >> n1 >> n2;

   // function call
   cout << "max of " << n1 << ' ' << n2 << " = "
	<< maxOfTwo(n1, n2) << endl;

   return 0;
}

/*  maxOfTwo() ------------------------------------------------
    returns max of n1, n2
*/
int maxOfTwo(int m, int n){
   int max;
   if(m > n)
      max = m;
   else
      max = n;
   return max;
}

/* alternate version: no local variable, two return statements

int maxOfTwo(int m, int n){
   if(m > n)
      return m;
   else
      return n;
}

*/

/* alterate version: use ?: operator for a one-line function

int maxOfTwo(int m, int n){
   return ((m > n)? m : n) ;
}

*/