Hi

#!/usr/bin/env perl -l

use strict;
use warnings;
use Data::Dumper;

open(TABLE,"<","./table.txt") or die $!;

my %Tables=();

my $eachline;
while( $eachline=<TABLE>)
{
  next if $eachline=~/^$/;
  chomp($eachline);
  my ($value,$key)= split (/\s+/,$eachline);
  $Tables{$key} = $value;
}
print Dumper \%Tables;


open(VALUES,"<","./values.txt") or die $!;

my $eachValue;
while($eachValue=<VALUES>)
{
        chomp($eachValue);

        if (exists $Tables{$eachValue}) {

                print $eachValue Matches in table.txt $Tables{$eachVal
+ue}.qq(\n);
        }
        else {
                print "$eachValue not matched in table.txt file\n";
        }
}
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Update:Including input files.

Table.txt

xanmn_chr09_0114-xanmn_chr09_0114 3346
xanmn_chr09_0129-xanmn_chr09_0129 3358
xanmn_chr09_0116-xanmn_chr09_0116 3348
xanmn_chr09_0127-xanmn_chr09_0127 3354
[download]

Values.txt

3346
1933
1371
1448
2762
1395
[download]