# code: http://golf.shinh.org/reveal.rb?PHP+Array+Addition/tails_1732599020&nbb
# target Nibbles version: 1.00
# commenter version: 0.1.6.187

#(implicit foldl1):[chr] 
    % #(split (remove empties)):[[chr]] 
        @ #(= fstLine):[chr] 
        " +" #(string):[chr] 
    : #(append):[chr] <--arg( B:[chr] A:[chr] ) 
        << #(init):[chr] 
            @ #(= A):[chr] 
        > #(drop):[chr] 
            [ #(min):int 
                , #(length):int 
                    @ #(= A):[chr] 
                - #(subtract):int 
                    , #(length):int 
                        $ #(= B):[chr] 
                    ~ #(auto = 1):auto 
            #(implicit arg = B):[chr]