# code: http://golf.shinh.org/reveal.rb?sum+of+two+cubes/tails_1658985162&nbb
# target Nibbles version: 1.00
# commenter version: 0.1.2.181

! #(zip with):[chr] 
    "397 " #(string):[chr] 
    \A 
    < #(take):[chr] 
        10 #(integer):int 
        fstLine #(_):[chr] 
    = #(zipop: subscript):null