// Example program : parameterized family of functions
using namespace std;

#include <iostream>     // for cout
#include "incrementer.h"

int main(){
  incrementer step;                 // constructor without args; addend=1
  incrementer hop(2);
  incrementer skip = hop;                   // instances can be copied
  incrementer jump(5);
  cout << step(64) << endl;                     // prints 65
  cout << skip(64) << endl;                     // prints 66
  cout << jump(64) << endl;                     // prints 69
  cout << jump.backwards(64) << endl;           // prints 59
  cout << incrementer(3)(64) << endl;       // emphemeral instance : prints 67
}