in reply to Tree Structure Challenge

I had to check but yes, birds are reptiles, in the modern sense of the term.

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Re^2: Tree Structure Challenge
by choroba (Cardinal) on Dec 02, 2015 at 16:07 UTC
    I was surprised when I noticed for the first time, too. BTW, you forgot to include your Perl6 solution :-) 
    ($q=q:Sq=~/;[c](.)(.)/;chr(-||-|5+lengthSq)`"S|oS2"`map{chr |+ord
}map{substrSq`S_+|`|}3E|-|`7**2-3:)=~y+S|`+$1,++print+eval$q,q,a,

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Re^2: Tree Structure Challenge
by LanX (Saint) on Dec 02, 2015 at 16:50 UTC
    Well dinosaurs are reptiles, even modern one! ;-)

    Cheers Rolf
    (addicted to the Perl Programming Language and ☆☆☆☆ :)
    Je suis Charlie!

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