# code: http://golf.shinh.org/reveal.rb?two+weeks+per+column+calendar/tails_1658799407&nbb
# target Nibbles version: 0.22
# commenter version: 0.1.2.181

`/ #(chunks of):[[chr]] 
    ~ #(auto = 2):auto 
    : #(append):[chr] 
        @ #(= fstLine):[chr] 
        ;@ #(= sndLine):[chr]