# code: http://golf.shinh.org/reveal.rb?Space+Index/tails+%28v0.24+%60%25+%7E%29_1645797530&nbb
# target Nibbles version: 0.24
# commenter version: 0.1.2.181

#(implicit foldl1):[chr] 
    `% #(split list (keep empties)):[[chr]] 
        @ #(= fstLine):[chr] 
        ~ #(auto = default):auto 
    / #(foldr):[chr] <--arg( B:[chr] A:[chr] ) 
        % #(split (remove empties)):[[chr]] 
            @ #(= A):[chr] 
            "," #(string):[chr] 
        : #(append):[chr] <--arg( D:[chr] C:[chr] ) 
            _ #(= B):[chr] 
            "\n" #(string):[chr] 
        : #(append):[chr] <--arg( F:[chr] E:[chr] ) 
            : #(append):[chr] 
                `< #(take also drop):[chr] -->let( G:[chr] ) 
                    `r #(read int):int 
                        $ #(= F):[chr] 
                    @ #(= E):[chr] 
                " " #(string):[chr] 
            #(implicit arg = G):[chr]