void setup() 
{                
  DDRD = B11111111;
}
void loop() 
{ 
  PORTD=0x06; //1
  delay(1000);
  PORTD=0x5b; //2
  delay(1000);   
  PORTD=0x4f; //3
  delay(1000); 
  PORTD=0x66; //4
  delay(1000);
  PORTD=0x6d; //5
  delay(1000);
  PORTD=0x7d; //6
  delay(1000); 
  PORTD=0x07; //7
  delay(1000);
  PORTD=0x7f; //8
  delay(1000);
  for (int i = 0; i < 4; i++)
  {
    PORTD=0x67; //9 
    delay(1000);
    PORTD=0x00; //off 
    delay(1000);
  }
  PORTD=0x7f; //8
  delay(1000);
  PORTD=0x07; //7
  delay(1000);
  PORTD=0x7d; //6
  delay(1000);
  PORTD=0x6d; //5
  delay(1000);
  PORTD=0x66; //4
  delay(1000);
  PORTD=0x4f; //3
  delay(1000);
  PORTD=0x5b; //2
  delay(1000);
  PORTD=0x06; //1
  delay(1000);
  for (int i = 0; i < 4; i++)
  {
    PORTD=0x3f; //0
    delay(1000);
    PORTD=0x00; //off 
    delay(1000);
  }
}