/*
  Arduino | project-showcase
  First ever project on Arduino Uno
  Harumb1 — 10/3/24 at 6:58 AM
  This demonstates using an array for the LED pins.
  The array allows you to do things on different pins without
  writing the same blocks of code over and over.
*/

const int NUM_LEDS = 3;
const int LED_PINS[NUM_LEDS] = {13, 12, 10};

void setup() {
  Serial.begin(9600);
  for (int index = 0; index < NUM_LEDS; index++)  {
    pinMode(LED_PINS[index], OUTPUT);
  }
}

void loop() {
  for (int ledNum = 0; ledNum < NUM_LEDS; ledNum++) {
    digitalWrite(LED_PINS[ledNum], HIGH);
    delay(1000);
    digitalWrite(LED_PINS[ledNum], LOW);
  }
}