fibonacci.h

《IAR EWARM 嵌入式系统 编程与实践》书中例程

#include <iostream>
class fibonacci {
public:
  fibonacci()
    : current(1) {
    cout << "A fibonacci object was created." << endl;
  }

  fibonacci(int n)
    : current(n) {
    cout << "A fibonacci object that starts at fibonacci number "
         << n << " was created." << endl;
  }


  ~fibonacci() {
    cout << "A fibonacci object was destroyed." << endl;
  }


  // 函数 next
  unsigned long int next();

  // 函数 nth
  static unsigned long int nth(int nr);
protected:
  int current;

  static int initialized;
  static unsigned long int root[];

  static const int max_fib = 100;
};