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  1. or download this
    use strict;
    use warnings;
    ...
    This is IT for now
    Nothing of interest here
    Looping is used for ITeration
    
  2. or download this
    This is IT for now
    Looping is used for ITeration
    
  3. or download this
    while(<DATA>) {
        print if /\bIT\b/
    }
    
  4. or download this
    This is IT for now