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counting pairwise incidences

by reubs85 (Acolyte)
on May 17, 2011 at 13:50 UTC ( #905267=perlquestion: print w/replies, xml ) Need Help??

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  1. or download this
    tomD gly4 phil
    aesG tomD gly4 phil  
    aesG phil 
    aesG tomD gly4 
    etc...
    
  2. or download this
    aesG_tomD = 1
    aesG_gly4 = 1
    ...
    tomD_gly4 = 2
    tomD_phil = 2
    gly4_phil = 2
    
  3. or download this
    my $tomD_phil;
    etc...
    ...
      if (($_ =~ /tomD/) and ($_ =~ /phil/)) { $tomD_phil++ }
      etc...  
    }
    

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