시공의 폭풍

int pins[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11};
int a;
int len = 10;
int delay0 = 50;

void setup() {
  for(a = 0; a < len; a++)
  {
    pinMode(pins[a], OUTPUT);
  }
}

void loop() {
  for(a = 0; a < len; a++)
  {
    digitalWrite(pins[a], HIGH);
    delay(delay0);
    digitalWrite(pins[a], LOW);
  }


  delay0 = delay0 - 1;
  
  if(delay0 < 1)
  {
    delay0 = 50;
  }
}