# code: http://golf.shinh.org/reveal.rb?nine+thirteen/tails_1699027285&nbb
# target Nibbles version: 1.00
# commenter version: 0.1.2.181

+ #(add):int 
    % #(modulus):int 
        - #(subtract):int 
            ~ #(auto = 1):auto 
            fstInt #($):int 
        ; #(save):int 
            9 #(integer):int 
        sets A 
    #(implicit arg = A):int