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  1. #!/usr/bin/perl
  2.  
  3. # A hello-world program for perl
  4. print "Hello world!\n";
  5.  
  6. =begin comments
  7. Saving: use .pl
  8. Running: perl hello.pl
  9.  
  10. =comments
  11.  
Success #stdin #stdout 0.01s 5324KB
stdin
Standard input is empty
stdout
Hello world!