int LDR= 2; 
int LED = 13;
void setup()
 {
 pinMode (LDR, INPUT);
 pinMode (LED, OUTPUT);
  // put your setup code here, to run once:

}

void loop()
{
  int statusSensor = digitalRead (LDR);
  if (statusSensor == 1){
    digitalWrite(LED, LOW);
  
}
  
  

  else
{
  digitalWrite(LED,HIGH);
}
}