void setup()
{
pinMode(1,OUTPUT);
pinMode(2,OUTPUT);
pinMode(3,OUTPUT);
pinMode(4,OUTPUT);
pinMode(5,OUTPUT);
pinMode(6,OUTPUT);
pinMode(7,OUTPUT);
pinMode(8,OUTPUT);
}
void loop()
{
   one();
  delay(500);
  off();
   two();
  delay(500);
  off();
   three();
  delay(500);
  off();
   four();
  delay(500);
  off();
   five();
  delay(500);
  off();
   six();
  delay(500);
  off();
   seven();
  delay(500);
  off();
   eight();
  delay(500);
  off();
   nine();
  delay(500);
  off();
   nul();
  delay(500);
  off();
}
void one()
{
digitalWrite(6,HIGH);
digitalWrite(7,HIGH);
}
void two()
{
digitalWrite(2,HIGH);
digitalWrite(4,HIGH);
digitalWrite(5,HIGH);
digitalWrite(7,HIGH);
digitalWrite(8,HIGH);
}
void three()
{
digitalWrite(2,HIGH);
digitalWrite(5,HIGH);
digitalWrite(6,HIGH);
digitalWrite(7,HIGH);
digitalWrite(8,HIGH);
}
void four()
{
digitalWrite(2,HIGH);
digitalWrite(3,HIGH);
digitalWrite(6,HIGH);
digitalWrite(7,HIGH);
}
void five()
{
digitalWrite(2,HIGH);
digitalWrite(3,HIGH);
digitalWrite(5,HIGH);
digitalWrite(6,HIGH);
digitalWrite(8,HIGH);
}
void six()
{
digitalWrite(2,HIGH);
digitalWrite(3,HIGH);
digitalWrite(4,HIGH);
digitalWrite(5,HIGH);
digitalWrite(6,HIGH);
digitalWrite(8,HIGH);
}
void seven()
{
digitalWrite(6,HIGH);
digitalWrite(7,HIGH);
digitalWrite(8,HIGH);
}
void eight()
{
digitalWrite(2,HIGH);
digitalWrite(3,HIGH);
digitalWrite(4,HIGH);
digitalWrite(5,HIGH);
digitalWrite(6,HIGH);
digitalWrite(7,HIGH);
digitalWrite(8,HIGH);
}
void nine()
{
digitalWrite(2,HIGH);
digitalWrite(3,HIGH);
digitalWrite(5,HIGH);
digitalWrite(6,HIGH);
digitalWrite(7,HIGH);
digitalWrite(8,HIGH);
}
void nul()
{
digitalWrite(3,HIGH);
digitalWrite(4,HIGH);
digitalWrite(5,HIGH);
digitalWrite(6,HIGH);
digitalWrite(7,HIGH);
digitalWrite(8,HIGH);
}
void off()
{
digitalWrite(2,LOW);
digitalWrite(3,LOW);
digitalWrite(4,LOW);
digitalWrite(5,LOW);
digitalWrite(6,LOW);
digitalWrite(7,LOW);
digitalWrite(8,LOW);
}