const int a = 2;
const int b = 3;
const int c = 4;
const int d = 5;
const int e = 6;
const int f = 7;
const int g = 8;

const int pins[] = {a, b, c, d, e, f, g};

void setup() {
  pinMode(a, OUTPUT);
  pinMode(b, OUTPUT);
  pinMode(c, OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(f, OUTPUT);
  pinMode(g, OUTPUT);
  for (int i = 0; i < sizeof(pins); i++)
  {
    digitalWrite(pins[i], HIGH);
  }
}

void loop() {
  digitalWrite(a, LOW);
  digitalWrite(b, LOW);
  digitalWrite(g, LOW);
  digitalWrite(c, LOW);
  digitalWrite(d, LOW);
}