const int sensorpin  = A0;
const int ledpin = 13;
void setup() {
  Serial.begin(9600);
  pinMode(ledpin, OUTPUT);
  pinMode(sensorpin, INPUT);
}
void loop() {
  int sensorstatus = analogRead(sensorpin);
  if (sensorstatus <=500){
    digitalWrite(ledpin, HIGH);
    Serial.print("Light Intensity is ");
    Serial.println(sensorstatus); 
 }
 else{
  digitalWrite(ledpin, LOW);
  Serial.print("Light Inensity is ");
  Serial.println(sensorstatus);
 }
}