void setup()
{
  for(int x = 2 ; x<=8; x++)
  pinMode(LED_BUILTIN, OUTPUT);
}

void sifir()
{
  digitalWrite(2,1);
  digitalWrite(3,1);
  digitalWrite(4,1);
  digitalWrite(5,1);
  digitalWrite(6,1);
  digitalWrite(7,1);
  digitalWrite(8,0);
}


void bir()
{
  digitalWrite(2,0);
  digitalWrite(3,1);
  digitalWrite(4,1);
  digitalWrite(5,0);
  digitalWrite(6,0);
  digitalWrite(7,0);
  digitalWrite(8,0);
}

void sondur()
{
  digitalWrite(2,0);
  digitalWrite(3,0);
  digitalWrite(4,0);
  digitalWrite(5,0);
  digitalWrite(6,0);
  digitalWrite(7,0);
  digitalWrite(8,0);
}

void loop()
{
  if(digitalRead(13)==1)
  {
  sifir();
  delay(1000);
  bir();
  delay(1000);
  }
  else
  sondur();
  
  if(digitalRead(12)==1)
  {
  bir();
  delay(1000);
  sifir();
  delay(1000);
  }
  else
  sondur();
}