void setup() {
  // put your setup code here, to run once:
#define LED1 13
#define LED2 12
#define LED3 11
#define LED4 10

pinMode(LED1, OUTPUT);
pinMode(LED2, OUTPUT);
pinMode(LED3, OUTPUT);
pinMode(LED4, OUTPUT);
}

void loop() {

digitalWrite (LED1, HIGH);
digitalWrite (LED2, LOW);
digitalWrite (LED3, LOW);
digitalWrite (LED4, LOW);
delay(200);
digitalWrite (LED1, HIGH);
digitalWrite (LED2, HIGH);
digitalWrite (LED3, LOW);
digitalWrite (LED4, LOW);
delay(200);
digitalWrite (LED1, HIGH);
digitalWrite (LED2, HIGH);
digitalWrite (LED3, HIGH);
digitalWrite (LED4, LOW);
delay(200);
digitalWrite (LED1, HIGH);
digitalWrite (LED2, HIGH);
digitalWrite (LED3, HIGH);
digitalWrite (LED4, HIGH);
delay(200);
digitalWrite (LED1, LOW);
digitalWrite (LED2, LOW);
digitalWrite (LED3, LOW);
digitalWrite (LED4, LOW);
delay(500);
digitalWrite (LED1, LOW);
digitalWrite (LED2, LOW);
digitalWrite (LED3, LOW);
digitalWrite (LED4, HIGH);
delay(200);
digitalWrite (LED1, LOW);
digitalWrite (LED2, LOW);
digitalWrite (LED3, HIGH);
digitalWrite (LED4, HIGH);
delay(200);
digitalWrite (LED1, LOW);
digitalWrite (LED2, HIGH);
digitalWrite (LED3, HIGH);
digitalWrite (LED4, HIGH);
delay(200);
digitalWrite (LED1, HIGH);
digitalWrite (LED2, HIGH);
digitalWrite (LED3, HIGH);
digitalWrite (LED4, HIGH);
delay(200);
digitalWrite (LED1, LOW);
digitalWrite (LED2, LOW);
digitalWrite (LED3, LOW);
digitalWrite (LED4, LOW);
delay(500);
}