#include<conio.h>
#include<stdio.h>
#include<iostream.h>
#include<iomanip.h>
#include<windows.h>
void main()
{
  unsigned int i;
  char message[5]="Hello";
  cout<<setiosflags(ios::unitbuf);
  _outp(0x303,0x80); 
  _outp(0x300,0x38); 
  _outp(0x301,0x04); 
  _outp(0x301,0x00); 
  _sleep(500); 
  _outp(0x300,0x0E); 
  _outp(0x301,0x04); 
  _outp(0x301,0x00); 
  _sleep(250); 
  _outp(0x300,0x01); 
  _outp(0x301,0x04); 
  _outp(0x301,0x00); 
  _sleep(250);
  _outp(0x300,0x06); 
  _outp(0x301,0x04); 
  _outp(0x301,0x00); 
  _sleep(250);
  _outp(0x300,0x85); 
  _outp(0x301,0x04); 
  _outp(0x301,0x00); 
  _sleep(250);
  for(i=0;i<strlen(message);i++)
  {
    _outp(0x300,(int)message[i]);
    _outp(0x301,0x05); 
    _outp(0x301,0x01); 
    _sleep(250); 
    }
  }