int ledPins[] = {8, 9, 10, 11, 12, 13};

void setup() {
  pinMode(2, OUTPUT);
  digitalWrite(2, LOW);
  
  for (int i = 0; i < 6; i++) {
    pinMode(ledPins[i], OUTPUT);
  }
}

void loop() {
  int binaryNumber = 51;

  for (int i = 0; i < 6; i++) {
    int bitValue = (binaryNumber >> i) & 1; 
    digitalWrite(ledPins[i], bitValue); 
  }
  exit(0);
}