int pin_lampu_1 = 10;
int pin_lampu_2 = 11;

void setup() {
  // Initialize pin modes and serial communication
  pinMode(pin_lampu_1, OUTPUT);
  pinMode(pin_lampu_2, OUTPUT);
  Serial.begin(9600);
}

void loop() {
  // Display options to the user
  Serial.println("Mau nyalakan lampu yang mana:");
  Serial.println("1. Lampu 1");
  Serial.println("2. Lampu 2");
  Serial.println("3. Matikan lampu");
  Serial.println("Inputan anda >>>");

  // Wait for the user input
  while (Serial.available() == 0) {} // Wait for input
  
  // Read input as an integer
  int pilihan = Serial.parseInt();

  // Act based on the user's choice
  if (pilihan == 1) {
    digitalWrite(pin_lampu_1, HIGH);
    digitalWrite(pin_lampu_2, LOW);
    Serial.println("Lampu 1 nyala!");
  } else if (pilihan == 2) {
    digitalWrite(pin_lampu_1, LOW);
    digitalWrite(pin_lampu_2, HIGH);
    Serial.println("Lampu 2 nyala!");
  } else if  (pilihan == 3) {
    digitalWrite(pin_lampu_1, LOW);
    digitalWrite(pin_lampu_2, LOW);
    Serial.println("Kedua lampu mati!");
  }

  // Add a slight delay to prevent multiple reads
  delay(500);
  
  
}