Arduino Exam

#define BUTTON 2
#define LED 3

void setup() {
  pinMode(BUTTON, INPUT);
  pinMode(LED, OUTPUT);
}

void loop() {
  int button = digitalRead(BUTTON);
  if (button == HIGH){
    for (int i = 0; i < 10; i++){
      digitalWrite(LED, HIGH);
      delay(1000);
      digitalWrite(LED, LOW);
      delay(2000);
    }
  }
}