Nibbles version: 0.2 | 0.21 | 0.22 | 0.23 | 0.24 | 0.25 | 1.00

Depth	Lit	Desc	Type	Arg	Let
0		implicit map	[[[chr],int,[chr],int,[chr]]]
* 1	`=~`	group by (also sorts)	[[int,int,chr]]
** 2	`\|`	filter	[int,int,chr]
*** 3	`!`	zip with	[int,int,chr]
**** 4	`.`	map	[int,int]
***** 5	`*	nary cartesian product	[[int]]
****** 6	`:	list of 2 lists	[[int]]
******* 7	`;`	save	[int]		A:[int]
******** 8	`+`	add	[int]
********* 9	`-16`	integer	int
********* 9	`,`	range from 1	[int]
********** 10	`32`	integer	int
******* 7	`$`	= A	[int]
***** 5	`~`	tuple	int,int	B:[int]
****** 6	`/`	foldr1	int
******* 7	`$`	= B	[int]
******* 7	`$`	= D	int	D:int C:int
****** 6	`/`	foldr1	int
******* 7	`$`	= B	[int]
******* 7	`@`	= E	int	F:int E:int
**** 4	`;;_`	= allInput	[chr]	H:int G:int
**** 4	`,`	zipop: make tuple	null
*** 3	`?`	index	int	K:int J:int I:chr
**** 4	`"*"`	string	[chr]
**** 4	`_`	= I	chr
** 2	`:`	append	[int]	N:int M:int L:chr
*** 3	`$	signum	int
**** 4	`$`	= N	int
*** 3	`/`	divide	int
**** 4	`*`	multiply	int
***** 5	`;@`	= fstInt	int
***** 5	`@`	= M	int
**** 4	`$`	= N	int
* 1	`.`	map	[[chr],int,[chr],int,[chr]]	P:[int,int,chr] O:[int,int,chr]
** 2	`$`	= P	[int,int,chr]
** 2	`~~~~`	5-ary tuple	[chr],int,[chr],int,[chr]	S:int R:int Q:chr
*** 3	`"("`	string	[chr]
*** 3	`@`	= R	int
*** 3	`", "`	string	[chr]
*** 3	`*`	multiply	int
**** 4	`~`	auto = -1	auto
**** 4	`$`	= S	int
*** 3	`")"`	string	[chr]