// Define pin numbers
const int photoresistorPin = A0;
const int ledPin = 12;

// Define threshold values for light intensity
const int lowLightThreshold = 300;
const int highLightThreshold = 700;

// Define minimum and maximum LED brightness values
const int minBrightness = 0;
const int maxBrightness = 255;

void setup() {
  // Initialize pins
  pinMode(photoresistorPin, INPUT);
  pinMode(ledPin, OUTPUT);
}

void loop() {
  // Read photoresistor value
  int photoValue = analogRead(photoresistorPin);

  // Map photoresistor value to LED brightness
  int brightness = map(photoValue, lowLightThreshold, highLightThreshold, minBrightness, maxBrightness);

  // Set LED brightness
  analogWrite(ledPin, brightness);

  // Delay for visual feedback
  delay(100);
}