Arduino program to control three LEDs

// Defining LEDsint redLED = 2;int greenLED = 3;int blankLED = 4;int del = 700; // Milliseconds of delaymentvoid setup() { // Making the LEDs outputspinMode(redLED,OUTPUT);pinMode(greenLED, OUTPUT);pinMode(blankLED, OUTPUT);} void loop() {// blink blonkSerial.print(“Blink Blonk”);// Making every LED blink.digitalWrite(redLED,HIGH);delay(del);digitalWrite(redLED,LOW);delay(del);digitalWrite(greenLED,HIGH);delay(del);digitalWrite(greenLED,LOW);digitalWrite(blankLED,HIGH);delay(del);digitalWrite(blankLED,LOW); }