copy_nilmap   = nilmap
	copy_nilfunc  = nilfunc
	copy_nilchan  = nilchan
	copy_nilptr   = nilptr
)

var copy_a = a
var copy_s = s
var copy_c = c

var copy_aa = aa
var copy_as = as

var copy_sa = sa
var copy_ss = ss

var copy_ca = ca
var copy_cs = cs

var copy_answers = answers

var bx bool
var b0 = false
var b1 = true

var fx float32