int lamp1Pin = 2; // Pin for Lamp 1
int lamp2Pin = 3; // Pin for Lamp 2

void setup() {
  pinMode(lamp1Pin, OUTPUT);
  pinMode(lamp2Pin, OUTPUT);
}

void loop() {
  // Turn on Lamp 1, turn off Lamp 2
  digitalWrite(lamp1Pin, HIGH);
  digitalWrite(lamp2Pin, LOW);
  delay(1000); // Adjust delay time as needed

  // Turn off Lamp 1, turn on Lamp 2
  digitalWrite(lamp1Pin, LOW);
  digitalWrite(lamp2Pin, HIGH);
  delay(1000); // Adjust delay time as needed
}