# code: http://golf.shinh.org/reveal.rb?Roman+Numbers/tails_1706933055&nbb
# target Nibbles version: 1.00
# commenter version: 0.1.2.181

: #(append):[[chr]] 
    . #(map):[[chr]] 
        `* #(nary cartesian product):[[[chr]]] 
            . #(map):[[[chr]]] 
                "DCM""LXC""VIX" #(string list):[[chr]] 
                \A 
                . #(map):[[chr]] 
                    \ #(reverse):[int] 
                        `D #(to base from data):[int] 
                            54 #(to base from data arg):null 
                    \B 
                    ! #(zip with):[chr] 
                        A #(@):[chr] 
                        \C 
                        `@ #(to base):[int] 
                            3 #(integer):int 
                            B #(@):int 
                        = #(zipop: subscript):null 
        \D 
        + #(concat):[chr] 
            D #($):[[chr]] 
    "M" #(string):[chr] 
#(postdata (hex): to base from data)
60ebace9a1408c