CClock02
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// file CClock02.cpp
// date 09/24/2007
// authors AOU

#include <iostream>
#include <ctime>
using namespace std;


class CClock
  {
  private:
    int hr;
    int min;
    int sec;
  public:
    CClock(void);                 // CClock myClock;
    CClock(int h);                // CClock myClock(5);
    CClock(int h, int m);         // CClock myClock(5,1);
    CClock(int h, int m, int s);  // CClock myClock(5,1,3);
    CClock(char ch);              // CClock myClock('r');
    void display(void);           // myClock.display();
  };


void main(void)
  {
  CClock myClock;
  myClock.display();

    {
    CClock time2(4);
    time2.display();
    }

    {
    CClock time2(4,6);
    time2.display();
    }

    {
    CClock time2(-44,-66,188);
    time2.display();
    }

  }


CClock::CClock(int h, int m, int s)
  {
  if (h >= 0 && h <= 23) 
    hr = h; 
  else 
    hr = 0;

  if (m >= 0 && m <= 59) 
    min = m; 
  else 
    min = 0;

  if (s >= 0 && s <= 59) 
    sec = s; 
  else 
    sec = 0;

  }


CClock::CClock(int h, int m)
  {
  if (h >= 0 && h <= 23) 
    hr = h; 
  else 
    hr = 0;

  if (m >= 0 && m <= 59) 
    min = m; 
  else 
    min = 0;

  sec = 0;
  }


CClock::CClock(int h)
  {
  if (h >= 0 && h <= 23) 
    hr = h; 
  else 
    hr = 0;

  min = 0;
  sec = 0;
  }


CClock::CClock(void)
  {
  hr = min = sec = 0;
  }


void CClock::display(void)
  {
  if (hr<10) cout << '0';
  cout << hr;

  cout << ':';

  if (min<10) cout << '0';
  cout << min ;

  cout << ':';

  if (sec<10) cout << '0';
  cout << sec;
  cout << endl;
  }