#include <Servo.h> 
Servo myservo;  // Create a Servo object

const int photoresistorPin = A0;  // Pin for the photoresistor
const int servoPin = 9;           // Pin for the servo

void setup() {
  myservo.attach(servoPin);      // Attaches the servo to the servo pin
  pinMode(photoresistorPin, INPUT);  // Set the photoresistor pin as an input
}

void loop() {
  int sensorValue = analogRead(photoresistorPin);  // Read the value from the photoresistor
  int servoAngle = map(sensorValue, 0, 1023, 0, 180);  // Map the value to a servo angle
  myservo.write(servoAngle);  // Set the servo to the calculated angle
  delay(5);  // Delay to allow the servo to move
}