# code: http://golf.shinh.org/reveal.rb?last+non+zero/tails_1643952185&nbb
# target Nibbles version: 0.23
# commenter version: 0.1.2.181

< #(take):[[int]] 
    1 #(integer):int 
    `' #(transpose):[[int]] 
        `' #(transpose):[[int]] 
            \ #(reverse):[[int],[int]] 
                %~ #(split by):[[int],[int]] 
                    \ #(reverse):[int] 
                        ints #(_):[int] 
                    \A 
                    A #($):int 
        sets B