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  1. $x="5"
  2.  
  3. print $x x 3;
Runtime error #stdin #stdout 0s 4596KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/Qu3HY
language:
Perl (perl 5.28.1)
created:
14 years ago
visibility:
public

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