import mem

main() {
	a := mem.alloc(16)
	assert len(a) == 16
	mem.free(a)

	assert len("H") == 1
	assert len("He") == 2
	assert len("Hel") == 3
	assert len("Hell") == 4
	assert len("Hello") == 5
	assert len("日本") == 6
}