# code: http://golf.shinh.org/reveal.rb?XOR+Exponents/tails_1668839533&nbb
# target Nibbles version: 0.21
# commenter version: 0.1.2.181

/ #(foldr1):int 
    . #(map):[int] 
        `/ #(chunks of):[[int]] 
            ~ #(auto = 2):auto 
            _ #(= ints):[int] 
        `/ #(special folds):int <--arg( A:[int] ) 
            $ #(= A):[int] 
            < #(foldop: min by fn):null 
            `^ #(bit xor):int <--arg( B:int ) 
                #(implicit arg = B):int 
                #(implicit arg = B):int 
    #(implicit arg = D):int <--arg( D:int C:int )