text: #include <iostream>
  #include <conio.h>
  using namespace std;
  int& larger(int &x,int &y)
  {
      if(x>y)
          return x;
      else
          return y;
  }
  int main()
  {
      int a,b;
      a=10;
      b=15;
      cout<<"a = "<<a<<", &a = "<<&a<<"\nb = "<<b<<", &b = "<<&b<<endl;
      int& c=larger(a,b);
      cout<<c<<" is larger."<<endl;
      cout<<"&c = "<<&c;
      _getch()    ;
      return 0;
  }
  
  