#include <Servo.h>

Servo myServo;     
int servoPin = 9;   
int ldrPin = A0;  
int ldrValue;      
void setup() {
  Serial.begin(9600);  
  myServo.attach(servoPin); 
}
void loop() {
  ldrValue = analogRead(ldrPin);  
  int servoPosition = map(ldrValue, 0, 1023, 0, 180);  
  myServo.write(servoPosition);  
  Serial.print("LDR Value: ");
  Serial.print(ldrValue);
  Serial.print(", Servo Position: ");
  Serial.println(servoPosition);
  delay(100);  
}