# code: http://golf.shinh.org/reveal.rb?hello+WORLD/tails_1663047797&nbb
# target Nibbles version: 1.00
# commenter version: 0.1.2.181

! #(zip with):[chr] 
    @ #(= fstLine):[chr] 
    ^ #(replicate):[chr] <--arg( A:chr ) 
        3 #(integer):int 
        `D #(to base from data):[chr] 
            -24 #(to base from data arg):null 
    ~ #(zipop: by):null 
    - #(subtract):chr <--arg( C:chr B:chr ) 
        @ #(= B):chr 
        * #(multiply):int 
            % #(modulus):int 
                $ #(= C):chr 
                2 #(integer):int 
            32 #(integer):int 
#(postdata (hex): to base from data)
13c645c643a4
# "helloworld"