#-Link-Snipped-# Please write Perl or perl but never use PERL keyword to represent Perl programming. FYI: #-Link-Snipped-#

Here comes Perl one liner for question#3 Beat it! perl -E 'say "Prime" if (1 x shift) !~ /^1?$|^(11+?)\1+$/' 123

How about finding prime number in just one line using Perl 😉 perl -E 'say "Prime" if (1 x shift) !~ /^1?$|^(11+?)\1+$/' 1987

You need to learn Perl very well before saying its just a scripting language 😀 One more thing it's Perl or perl But never say PERL please.

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