SIZEOF_INT := 31

abs := fn(x: int): int {
	mask := x >> SIZEOF_INT
	return (x ^ mask) - mask
}
min := fn(a: int, b: int): int {
	c := a - b
	return b + (c & c >> SIZEOF_INT)
}
max := fn(a: int, b: int): int {
	c := a - b
	return a - (c & c >> SIZEOF_INT)
}