Pretty easy, the numbers are stored in the hash already. Just remove the print and add the following at the end of the script:
print "$duplicates{$_}\t$_" for grep $duplicates{$_} > 1,keys %duplica
+tes;

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In reply to Re^4: Find duplicate lines from the file and write it into new file. by choroba
in thread Find duplicate lines from the file and write it into new file. by anna_here

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