Hello and welcome to the monastery!
You have written your question, but to help you help yourself, we'll need some more answers:
What makes the third line special? Should every third line of every file be removed, or is there some criteria other than position in a file?
What code have you already written?
In reply to Re: File Processing for YAWL...
by Corion
in thread File Processing for YAML...
by sinnerFA
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