The script code for comparing two files implemented by perl and filtering data

#!/usr/bin/perl
my %scyjm; 
open (CONTACT,"f:\\perl\\")||die("can not open the file!");  
while (<CONTACT>) 
{ 
next if /^#/;#if($_=~/^#/ abbreviation
  chomp; 
my @information =split;# my @information=split/\s+/,$_;
  next if(($information[1]=~/\./) && ($information[2]=~/\./)); 
  $scyjm{$information[13]}->{$information[0]}=$information[3]; 
} 
close CONTACT; 
open (SC,"f:\\perl\\")||die("can not open the file!"); 
while(<SC>) 
{ 
   chomp; 
   my @sc=split; 
   if ( $scyjm{$sc[1]}{$sc[2]}) 
   { 
      print "$sc[0] $sc[1] $sc[2] $sc[3] $sc[4] $sc[6] $yjm[6]\n"; 
   } 
}