// demonstrates structure use with functions
// Mikhail Nesterenko
// 10/14/2009

#include <iostream>
#include <string>

using std::cout; using std::cin; using std::endl; using std::string;

struct example{
  int a;
  string b;
};

void init(example &);        // initializes the structure variable
void output(const example&); // outputs members of the structure varabile
example makeone(void);       // creates a structure and returns it

int main(){

  example s1;
  init(s1);
  output(s1);

  example s2;
  s2 = makeone();
  output(s2);
}

// assigns values to members of the structure passed as parameter
void init(example &toinit){
  cout << "Enter value for member \"a\": ";
  cin >> toinit.a;

  cout << "Enter value for member \"b\": ";
  cin >> toinit.b;
}

void output(const example &toout){
  cout << "Members of structure variable are: ";
  cout << "a=" << toout.a << " b=" << toout.b << endl;
}

example makeone(void){
  example toreturn;
  toreturn.a=1;
  toreturn.b="one";
  return toreturn;
}