# code: http://golf.shinh.org/reveal.rb?Reapeated+Printing/tails_1645293552&nbb
# target Nibbles version: 0.23
# commenter version: 0.1.2.181

+ #(concat):[chr] 
    . #(map):[[chr]] 
        - #(diff):[chr] 
            , #(range from 1):[chr] 
                = #(subscript (wrapped)):chr 
                    3 #(integer):int 
                    fstLine #(@):[chr] 
            << #(init):[chr] 
                , #(range from 1):[chr] 
                    / #(foldr1):chr 
                        fstLine #(@):[chr] 
                        \B A 
                        B #($):chr 
        \C 
        ^ #(replicate):[chr] 
            `r #(read int):int 
                fstLine #(_):[chr] 
            #(implicit arg = C):chr