+// Simple Light Show
// Author: S.2B(14) Fung Oi Wan
// Date: 2023-10-24

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

}

void loop() {
  // State 1
  // LED: ON, ON, ON, OFF , ON
  // Duration: 2s
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);
  digitalWrite(10, HIGH);
  digitalWrite(11, LOW);
  delay(2000);

  // State 2
  // LED: ON, ON, OFF, ON 
  // Duration: 1.5s
  digitalWrite(8, LOW);
  digitalWrite(9, HIGH);
  digitalWrite(10, HIGH);
  digitalWrite(11, HIGH);
  delay(1500);

  // State 3
  // LED: ON, OFF, ON, ON
  // Duration: 1s
  digitalWrite(8, HIGH);
  digitalWrite(9, LOW);
  digitalWrite(10, HIGH);
  digitalWrite(11, HIGH);
  delay(1000);

  // State 4
  // LED: OFF, ON, ON, ON
  // Duration: 0.5s
  digitalWrite(8, HIGH);
  digitalWrite(9, HIGH);
  digitalWrite(10, LOW);
  digitalWrite(11, HIGH);
  delay(500);

  // State 5
  // LED: 
  // Duration: 0.1s
 digitalWrite(8, HIGH);
  for (int i=0; i<5; i++) {
    digitalWrite(10, HIGH);
    delay(400);
    digitalWrite(10, LOW);
    delay(400);
  }
  digitalWrite(8, LOW) 
}