// Pin LED Persimpangan 1
int redPin1 = 13;
int yellowPin1 = 12;
int greenPin1 = 11;

// Pin LED Persimpangan 2
int redPin2 = 10;
int yellowPin2 = 9;
int greenPin2 = 8;

// Pin LED Persimpangan 3
int redPin3 = 7;
int yellowPin3 = 6;
int greenPin3 = 5;

void setup() {
  // Mengatur pin sebagai output
  pinMode(redPin1, OUTPUT);
  pinMode(yellowPin1, OUTPUT);
  pinMode(greenPin1, OUTPUT);

  pinMode(redPin2, OUTPUT);
  pinMode(yellowPin2, OUTPUT);
  pinMode(greenPin2, OUTPUT);

  pinMode(redPin3, OUTPUT);
  pinMode(yellowPin3, OUTPUT);
  pinMode(greenPin3, OUTPUT);
}

void loop() {
  // Persimpangan 1
  digitalWrite(redPin1, LOW);
  digitalWrite(yellowPin1, LOW);
  digitalWrite(greenPin1, HIGH);

  // Persimpangan 2 dan 3
  digitalWrite(redPin2, HIGH);
  digitalWrite(yellowPin2, LOW);
  digitalWrite(greenPin2, LOW);

  digitalWrite(redPin3, HIGH);
  digitalWrite(yellowPin3, LOW);
  digitalWrite(greenPin3, LOW);

  delay(5000);  // Tunggu 5 detik

  // Persimpangan 1
  digitalWrite(redPin1, LOW);
  digitalWrite(yellowPin1, HIGH);
  digitalWrite(greenPin1, LOW);

  // Persimpangan 2 dan 3
  digitalWrite(redPin2, HIGH);
  digitalWrite(yellowPin2, LOW);
  digitalWrite(greenPin2, LOW);

  digitalWrite(redPin3, HIGH);
  digitalWrite(yellowPin3, LOW);
  digitalWrite(greenPin3, LOW);

  delay(2000);  // Tunggu 2 detik

  // Persimpangan 1
  digitalWrite(redPin1, HIGH);
  digitalWrite(yellowPin1, LOW);
  digitalWrite(greenPin1, LOW);

  // Persimpangan 2 dan 3
  digitalWrite(redPin2, LOW);
  digitalWrite(yellowPin2, LOW);
  digitalWrite(greenPin2, HIGH);

  digitalWrite(redPin3, HIGH);
  digitalWrite(yellowPin3, LOW);
  digitalWrite(greenPin3, LOW);

  delay(5000);  // Tunggu 5 detik

// Persimpangan 1
  digitalWrite(redPin1, HIGH);
  digitalWrite(yellowPin1, LOW);
  digitalWrite(greenPin1, LOW);

  // Persimpangan 2 dan 3
  digitalWrite(redPin2, LOW);
  digitalWrite(yellowPin2, LOW);
  digitalWrite(greenPin2, HIGH);

  digitalWrite(redPin3, HIGH);
  digitalWrite(yellowPin3, LOW);
  digitalWrite(greenPin3, LOW);

  delay(5000);  // Tunggu 2 detik

  // Persimpangan 1
  digitalWrite(redPin1, HIGH);
  digitalWrite(yellowPin1, LOW);
  digitalWrite(greenPin1, LOW);

  // Persimpangan 2 dan 3
  digitalWrite(redPin2, LOW);
  digitalWrite(yellowPin2, HIGH);
  digitalWrite(greenPin2, LOW);

  digitalWrite(redPin3, HIGH);
  digitalWrite(yellowPin3, LOW);
  digitalWrite(greenPin3, LOW);

  delay(5000);  // Tunggu 5 detik
 
 // Persimpangan 1
  digitalWrite(redPin1, HIGH);
  digitalWrite(yellowPin1, LOW);
  digitalWrite(greenPin1, LOW);

  // Persimpangan 2 dan 3
  digitalWrite(redPin2, HIGH);
  digitalWrite(yellowPin2, LOW);
  digitalWrite(greenPin2, LOW);

  digitalWrite(redPin3, LOW);
  digitalWrite(yellowPin3, LOW);
  digitalWrite(greenPin3, HIGH);

  delay(5000);  // Tunggu 5 detik

  // Persimpangan 1
  digitalWrite(redPin1, HIGH);
  digitalWrite(yellowPin1, LOW);
  digitalWrite(greenPin1, LOW);

  // Persimpangan 2 dan 3
  digitalWrite(redPin2, HIGH);
  digitalWrite(yellowPin2, LOW);
  digitalWrite(greenPin2, LOW);

  digitalWrite(redPin3, LOW);
  digitalWrite(yellowPin3, LOW);
  digitalWrite(greenPin3, HIGH);

  delay(5000);  // Tunggu 2 detik

  // Persimpangan 1
  digitalWrite(redPin1, HIGH);
  digitalWrite(yellowPin1, LOW);
  digitalWrite(greenPin1, LOW);

  // Persimpangan 2 dan 3
  digitalWrite(redPin2, HIGH);
  digitalWrite(yellowPin2, LOW);
  digitalWrite(greenPin2, LOW);

  digitalWrite(redPin3, LOW);
  digitalWrite(yellowPin3, HIGH);
  digitalWrite(greenPin3, LOW);

  delay(5000);  // Tunggu 5 detik
 
 // Persimpangan 1
  digitalWrite(redPin1, LOW);
  digitalWrite(yellowPin1, LOW);
  digitalWrite(greenPin1, HIGH);

  // Persimpangan 2 dan 3
  digitalWrite(redPin2, HIGH);
  digitalWrite(yellowPin2, LOW);
  digitalWrite(greenPin2, LOW);

  digitalWrite(redPin3, HIGH);
  digitalWrite(yellowPin3, LOW);
  digitalWrite(greenPin3, LOW);

  delay(5000);  // Tunggu 5 detik

  
}