int led_3 = 9;
int led_2 = 11;
int led_1 = 13; 

int tussentijd = 500;
int kort = 500;
int lang = 1500;
int pauze = 150;

//initialen K(asper) L(iesbeth) S(tas) 

void setup() {
  // put your setup code here, to run once:
  pinMode(led_1, OUTPUT);
  pinMode(led_2, OUTPUT);
  pinMode(led_3, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  //K = -.-
  digitalWrite(led_1, HIGH);
  delay(lang);
  digitalWrite(led_1, LOW);
  delay(pauze);
  digitalWrite(led_1, HIGH);
  delay(kort);
  digitalWrite(led_1, LOW);
  delay(pauze);
  digitalWrite(led_1, HIGH);
  delay(lang);
  digitalWrite(led_1, LOW);
  delay(tussentijd);

  //L = .-..
  digitalWrite(led_2, HIGH);
  delay(kort);
  digitalWrite(led_2, LOW);
  delay(pauze);
  digitalWrite(led_2, HIGH);
  delay(lang);
  digitalWrite(led_2, LOW);
  delay(pauze);
  digitalWrite(led_2, HIGH);
  delay(kort);
  digitalWrite(led_2, LOW);
  delay(pauze);
  digitalWrite(led_2, HIGH);
  delay(kort);
  digitalWrite(led_2, LOW);
  delay(tussentijd);

  //S = ...
  digitalWrite(led_3, HIGH);
  delay(kort);
  digitalWrite(led_3, LOW);
  delay(pauze);
  digitalWrite(led_3, HIGH);
  delay(kort);
  digitalWrite(led_3, LOW);
  delay(pauze);
  digitalWrite(led_3, HIGH);
  delay(kort);
  digitalWrite(led_3, LOW);
  delay(tussentijd);
}