// Simple Light Show
// Author: S.2b(2) CHAN MAN HIN
// Date: 2023-10-31

void setup() {
  pinMode(8, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(10, OUTPUT);
   pinMode(11, OUTPUT);
}

void loop() {
  // State 1
  // LED: ON, ON, OFF
  // Duration: 2s
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);
  digitalWrite(10, LOW);
  digitalWrite(11, LOW);
  delay(200);

  // State 2
  // LED: OFF, ON, ON
  // Duration: 1.5s
  digitalWrite(8, LOW);
  digitalWrite(9, HIGH);
  digitalWrite(10, HIGH);
  digitalWrite(11, HIGH);
  delay(150);

  // State 3
  // LED: ON, OFF, ON
  // Duration: 1s
  digitalWrite(8, HIGH);
  digitalWrite(9, LOW);
  digitalWrite(10, HIGH);
  digitalWrite(11, LOW);
  delay(100);
// State 4
  // LED: ON, OFF, ON
  // Duration: 1s
  digitalWrite(8, HIGH);
  digitalWrite(9, LOW);
  digitalWrite(10, HIGH);
  digitalWrite(11, HIGH);
  delay(150);
  }