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  1. #!/usr/bin/perl
  2. # your code goes here
  3. my $str = '112133';
  4. $str =~ s/(.?)\1/$1/g;
  5. print $str;
Success #stdin #stdout 0s 4540KB
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Standard input is empty
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1213
https://ideone.com/uxakzN
language:
Perl (perl 5.28.1)
created:
5 years ago
visibility:
public

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