Very stupid code question regarding millis()

Good idea!

int matches(int a[4], int b[4])
{
  if (a[0] != b[0])
  {
    return 0;
  }

  if (a[1] != b[1])
  {
    return 0;
  }

  if (a[2] != b[2])
  {
    return 0;
  }

  if (a[3] != b[3])
  {
    return 0;
  }

  return 1;
}