import memory/Allocator
printf: extern func(String,...)->Int
Vec3: class{
	x, y, z: Float
	init: func(=x,=y,=z){}
	println: func{
		printf("(%f,%f,%f)\n",x,y,z)
	}
}
Vec3 setAllocator(Allocator manual)
v3:=Vec3 new(1,0,0)
v3 println()
v3 delete()

newString:=Allocator manual allocate(4) as String
string:="Yes"
for(i in 0..4) newString[i]=string[i]
newString println()
Allocator manual freeMemory(newString)