void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(12, INPUT);
  pinMode(18, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  int light=analogRead(12);
  Serial.println("THE LIGHT INTENSITY IS :");
  Serial.println(light);
  delay(1000); // this speeds up the simulation
  if (light>1000) {
    digitalWrite(18, HIGH);
    Serial.println("LIGHT ON");
  }
  else {
    digitalWrite(18, LOW);
    Serial.println("LIGHT OFF");
  }
}