# code: http://golf.shinh.org/reveal.rb?Combination+Lock/darrenks%289.5%29_1748288691&nbb
# target Nibbles version: 0.22
# commenter version: 0.1.7.192

`/ #(special folds):int 
    ! #(zip with):[int] 
        > #(drop):[chr] 
            2 #(integer):int 
            ; #(let):[chr] 
                : #(append):[chr] 
                    ; #(let):[chr] 
                        `< #(sort):[chr] 
                            fstLine #(@):[chr] 
                    sets A 
                    + #(add):[chr] 
                        10 #(integer):int 
                        A #($):[chr] 
            sets B 
        \C 
        B #(@):[chr] 
        - #(zipop: sub):null 
    [ #(foldop: min):null