# code: http://golf.shinh.org/reveal.rb?packed+UTF+9/tails_1642069994&nbb
# target Nibbles version: 0.21
# commenter version: 0.1.2.181

#(implicit map):[chr] 
    << #(init):[int] 
        \ #(reverse):[int] 
            `@ #(to base):[int] 
                512 #(integer):int 
                r #(read str at base):int 
                    + #(concat):[chr] 
                        \ #(reverse):[[chr]] 
                            % #(split (remove empties)):[[chr]] 
                                fstLine #(@):[chr] 
                                ~ #(auto = words):auto 
                    16 #(integer):int 
    \B A 
    ch #(chr):chr 
        #(implicit arg = B):int