const int photoresistorPin = A0;  // Analog pin to read the photoresistor

const int ledPin2 = 3;            // Digital pin for LED 2


void setup() {
  
  pinMode(ledPin2, OUTPUT);
  
  pinMode(photoresistorPin, INPUT);
  
  Serial.begin(9600);
}

void loop() {
  int lightLevel = analogRead(photoresistorPin);

  if (lightLevel > 500) {  // Adjust this threshold based on your ambient light conditions
    
    digitalWrite(ledPin2, HIGH); // Turn on LED 3 when it's dark
  } else {
    
    digitalWrite(ledPin2, LOW);  // Turn off LED 3 when it's day
  }
  
  Serial.println(lightLevel); // Print the light level for debugging
  
  delay(1000);  // Delay for stability and to avoid rapid switching
}