const int numLED = 8;
const int pinLED[numLED] = {9,8,7,6,5,4,3,2};
void setup() 
{
	for(int i=0; i<8; i++)
	{
	pinMode(pinLED[i], OUTPUT);
	}
}
void loop() 
{
	//Lampu kedip ke kanan
	for(int i=0; i<8; i++) 
		{
			digitalWrite(pinLED[i], HIGH); 
			delay(500);
  		digitalWrite(pinLED[i], LOW);  
			delay(500);
		}

	//Marque
	for(int i=0; i<8; i++) 
		{
			digitalWrite(pinLED[i], HIGH);
			digitalWrite(pinLED[i+1], HIGH); 
			delay(500);
  		digitalWrite(pinLED[i], LOW);
			digitalWrite(pinLED[i+1], LOW); 
			delay(500); 
		}

	//Lampu kanan-kiri
	 for(int i = 0; i <= 8; i++)
  	{
    	digitalWrite(pinLED[i],HIGH);
    	delay(500);
    }
  	for(int i = 8; i >= 0; i--)
  	{
    	digitalWrite(pinLED[i],LOW);
    	delay(500);
		}	

	//Random Led
	int i = random(8);
  	{
    	digitalWrite(pinLED[i],HIGH);
    	delay(500);
    	digitalWrite(pinLED[i],LOW);
			delay(500);
  	}
}