Thanks! This version make the ourput in perfect way!

I will try to make comment/requirement more specific while making an question

Thanks for your effort! I need to learn more about indexing and hash in perl. This post will be a good starting point.

Amit

In reply to Re^6: Find duplicate based on specific fields while allowing 2 mismatch by amitgsir
in thread Find duplicate based on specific fields while allowing 2 mismatch by amitgsir

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