// demonstrates definition and elementary operations with structures
// Mikhail Nesterenko
// 10/14/2009

#include <iostream>
#include <string>

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

struct example{
  int a;
  string b;
};


int main(){
  example s1={1, "one"}; // initializing structure variable at declaration

  cout << "Members of structure variable s1 are: ";
  cout << "s1.a=" << s1.a << " s1.b=" << s1.b << endl;

  example s2;
  s2=s1; // copying the contents of the structure variable as whole

  cout << "Members of structure variable s2 are: ";
  cout << "s2.a=" << s2.a << " s2.b=" << s2.b << endl;

  // members can be manipulated as scalar variables
  ++s2.a;
  s2.b += " and another";

  cout << "Members of structure variable s2 are: ";
  cout << "s2.a=" << s2.a << " s2.b=" << s2.b << endl;
}