void setup() {
  // put your setup code here, to run once:
  pinMode(8, OUTPUT);
  Serial.begin(9600);

}

void loop() {
  // put your main code here, to run repeatedly:
int a=analogRead(A0);
Serial.println(a);
if(a>=400)
{
  digitalWrite(8, HIGH);
  Serial.println("Cloudy/sun has set");
}
else{
  digitalWrite(8, LOW);
  Serial.println("Enough light");
}
delay(1000);
}