#include <Servo.h>
Servo servo;
void setup(){
 pinMode(13,OUTPUT);
 pinMode(2,INPUT);
 Serial.begin(9600);
 servo.attach(5);
}
void loop()
{
  int x=digitalRead(2);
  if(x==0)
  {
    digitalWrite(13,LOW);
    Serial.println("Object not detected");
    servo.write(90);
    delay(2000);
  }
  else
  {
    digitalWrite(13,HIGH);
    Serial.println("Object Detected");
    servo.write(0);
  }
}