void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  Serial.println("START PROGRAM!");
  pinMode(27, INPUT);
  pinMode(5, OUTPUT);
  pinMode(4, OUTPUT);
}

void loop() {
int ldrvalue=analogRead(27);
  Serial.println(ldrvalue);
  delay(1000); 
if(ldrvalue>1500){
  digitalWrite(5,HIGH);
  delay(500);
  digitalWrite(5,LOW);
  digitalWrite(4,HIGH);
  delay(500);
  digitalWrite(4,LOW);
  Serial.println("LED ON");
}
else {
  digitalWrite(5,LOW);
  digitalWrite(6,LOW);
  Serial.println("LED OFF");
}
}