# code: http://golf.shinh.org/reveal.rb?simple+math/tails_1694399559&nbb
# target Nibbles version: 1.00
# commenter version: 0.1.2.181

? #(if/else):[chr] 
    - #(subtract):int 
        , #(length):int 
            _ #(= ints):[int] 
        ~ #(auto = 1):auto 
    + #(sum):int <--arg( A:int ) 
        ;$ #(= ints):[int] 
    "\xcf\x80/2" #(string):[chr]