// file: lecture_18/myprog.cc
//
// This is a simple C program to demonstrate scope and recursion.
//

// local include files
//
#include "example.h"

// declare a global variable
//
float sum;

// main: example
//
// This is a driver program that does some very simple things.
//
int main(int argc, const char** argv) {

  // declare a variable for status
  //
  int status = (int)0;
  
  // call a recursive function
  //
  long val = atoi(argv[1]);
  fprintf(stdout, "the factorial of %d = %d\n", val, fact(val));
  
  // exit gracefully
  //
  return(status);
}