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  1. #!/usr/bin/perl
  2.  
  3. # Il numero di partenza viene fornito come costante.
  4. $numero = 7;
  5. $cont = $numero -1;
  6. while ($cont > 0)
  7.   {
  8.     $numero = $numero * $cont;
  9.     $cont = $cont -1;
  10.   }
  11. print "Il fattoriale è $numero.\n";
Success #stdin #stdout 0s 4596KB
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Standard input is empty
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Il fattoriale è 5040.
https://ideone.com/zqCNt
language:
Perl (perl 5.28.1)
created:
11 years ago
visibility:
public

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