# code: http://golf.shinh.org/reveal.rb?UPPERCASE/tails_1644297643&nbb
# target Nibbles version: 0.23
# commenter version: 0.1.2.181

. #(map):[chr] 
    fstLine #(@):[chr] 
    \A 
    `) #(to uppercase):chr 
        A #($):chr