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  1. #!/usr/bin/perl
  2. use utf8;
  3. use locale;
  4.  
  5. sub f{join'',sort{lc$a cmp lc$b}pop=~/./g}
  6.  
  7. print f("По лесу бежал ёж и забежал под БОльшую ЁЛКУ")
  8.  
Success #stdin #stdout #stderr 0.01s 23272KB
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stdin
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Standard input is empty
stdout
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        аааббБдеееёЁжжжзиКллллЛооОПпсууУшью
stderr
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Wide character in print at prog.pl line 7.
https://ideone.com/eS2vAw
language:
Perl (perl 5.28.1)
created:
6 years ago
visibility:
public

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