//This passes constants as arguments to a function that returns sum
//NOTE:  plus is a reserved word

#include <iostream>   
#include <string>

using namespace std;

void pluss(int term1, int term2, int& sumy);

int main()
{

  int n1,n2,msum=0;
  cout << "Here is the sum of 3 and 4\n";

  pluss(3,4,msum);

  cout << msum << endl;

  cout << "Please enter two numbers separated by spaces: ";
  cin >> n1 >> n2;

  pluss(n1,n2,msum);

  cout << msum << endl;

  return 0;
}

void pluss(int term1, int term2, int& sumy){
  sumy=term1+term2;
}