# code: http://golf.shinh.org/reveal.rb?outer+product/tails_1643965098&nbb
# target Nibbles version: 0.23
# commenter version: 0.1.2.181

#(implicit map):[int] 
    `/ #(chunks of):[[int]] 
        ~ #(auto = 2):auto 
        . #(map):[int] 
            `/ #(chunks of):[[int]] 
                ~ #(auto = 2):auto 
                ! #(zip with):[int] 
                    _ #(= ints):[int] 
                    `@ #(to base):[int] <--arg( A:int ) 
                        6 #(integer):int 
                        765259900 #(integer):int 
                    = #(zipop: subscript):null 
            `* #(product):int <--arg( B:[int] ) 
                $ #(= B):[int] 
    / #(foldr1):int <--arg( D:[int] C:[int] ) 
        $ #(= D):[int] 
        - #(subtract):int <--arg( F:int E:int ) 
            #(implicit arg = F):int 
            #(implicit arg = E):int