// indra puja lesmana
const int pinLED = 6;

void setup() {
  // put your setup code here, to run once:
pinMode(pinLED, OUTPUT);
}
int timeDelay=1000; // awal time = 1 detik

void loop() {
  // put your main code here, to run repeatedly:
if (timeDelay <=100){
  delay(3000);
  timeDelay = 1000;
}
else{
  timeDelay = timeDelay -100;
}
digitalWrite(pinLED, HIGH);
delay(timeDelay);
digitalWrite(pinLED, LOW);
delay(timeDelay);
}