static int intMin(Iterable<Int> l) {
  int min = Int.MAX_VALUE;
  fOr (int i : l)
    min = Math.min(min, i);
  ret min;
}

static int intMin(int... l) {
  int min = Int.MAX_VALUE;
  if (l != null) for (int i : l)
    min = Math.min(min, i);
  ret min;
}