# code: http://golf.shinh.org/reveal.rb?tic+tac+toe+winner/tails_1709274942&nbb
# target Nibbles version: 1.00
# commenter version: 0.1.2.181

= #(subscript (wrapped)):chr 
    `@ #(from base):int 
        2 #(integer):int 
        . #(map):[int] 
            _ #(= ints):[int] 
            ^ #(pow):int <--arg( A:int ) 
                0 #(integer):int 
                `* #(product):int 
                    . #(map):[int] 
                        `_ #(subsequences):[[int]] 
                            3 #(integer):int 
                            . #(map):[int] 
                                `< #(sort):[int] 
                                    `@ #(to base):[int] 
                                        ~ #(auto = 10):auto 
                                        $ #(= A):int 
                                `@ #(from base):int <--arg( B:int ) 
                                    ~ #(auto = 10):auto 
                                    `@ #(to base):[int] 
                                        3 #(integer):int 
                                        - #(subtract):int 
                                            $ #(= B):int 
                                            ~ #(auto = 1):auto 
                        + #(sum):int <--arg( C:[int] ) 
                            + #(add):[int] 
                                * #(multiply):int 
                                    ~ #(auto = -1):auto 
                                    = #(subscript (wrapped)):int 
                                        2 #(integer):int 
                                        $ #(= C):[int] 
                                $ #(= C):[int] 
    "OXC" #(string):[chr]