void setup() {
  pinMode(13, OUTPUT); // Red LED
  pinMode(12, OUTPUT); // Yellow LED
  pinMode(11, OUTPUT); // Blue LED
  pinMode(10, OUTPUT); // Green LED
  pinMode(9, OUTPUT);  // Violet LED
}

//SHWINT LAB EXAM
//Castro, Aubrey Lisber A.
void loop() {
  // Tran1 LED on all simultaneously; LED off all simultaneously
  digitalWrite(13, HIGH);
  digitalWrite(12, HIGH);
  digitalWrite(11, HIGH);
  digitalWrite(10, HIGH);
  digitalWrite(9, HIGH);
  delay(1000);
  digitalWrite(13, LOW);
  digitalWrite(12, LOW);
  digitalWrite(11, LOW);
  digitalWrite(10, LOW);
  digitalWrite(9, LOW);
  delay(1000);


  // Tran2 LED 1 on, LED 2 on .... LED 5 on; LED 1 off, LED 2 off .... LED 5 off;
  digitalWrite(13, HIGH);
  delay(350);
  digitalWrite(12, HIGH);
  delay(350);
  digitalWrite(11, HIGH);
  delay(350);
  digitalWrite(10, HIGH);
  delay(350);
  digitalWrite(9, HIGH);
  delay(1000); 
  digitalWrite(13, LOW);
  delay(350);
  digitalWrite(12, LOW);
  delay(350);
  digitalWrite(11, LOW);
  delay(350);
  digitalWrite(10, LOW);
  delay(350);
  digitalWrite(9, LOW);
  delay(1000);

  // Tran3 LED 1 on, then off; LED 2 on, then off .... LED 5 on, then off
  digitalWrite(13, HIGH);
  delay(350);
  digitalWrite(13, LOW);
  delay(350);
  digitalWrite(12, HIGH);
  delay(350);
  digitalWrite(12, LOW);
  delay(350);
  digitalWrite(11, HIGH);
  delay(350);
  digitalWrite(11, LOW);
  delay(350);
  digitalWrite(10, HIGH);
  delay(350);
  digitalWrite(10, LOW);
  delay(350);
  digitalWrite(9, HIGH);
  delay(350);
  digitalWrite(9, LOW);
  delay(1000);
}