Check for repeated lines in the file and print them

open (FH, “<same.txt”);

my $v,j;

my %hash =();

while(<FH>)
{
chomp;

if(exists $hash{$_})
{
$hash{$_}++;
}
else{
$hash{$_}=1;
}
}

while(($v,$j) =each %hash)
{
if($j > 1)
{
print “$v\n”;
}
}

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