Swapping lines


 
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# 8  
Old 12-25-2018
Thanks. My bad. Those previous solutions work.

I was testing it with the wrong file. My apologies.

Thanks again for the help. I've learned a lot.
# 9  
Old 12-25-2018
Or try sed:
Code:
sed -n 'h;n;G;h;n;G;$!N;p' file

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