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Copy some line and paste it after some line in same file

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# 1  
Old 08-30-2012
Copy some line and paste it after some line in same file
Hi,

I want to know how I can copy line 6th to 10th and paste it after 17th line in same file.

Thanks,
Biplab
# 2  
Old 08-30-2012
Does copy mean to overwrite line 10 with line 6 or insert it there so that line 10 becomes line 11? For line 17, what should be appended there, line 6 or 10?
# 3  
Old 08-30-2012
I want to say that...
if
Code:
1 a
2 b
3 c
4 d
5 e
6 f
7 g

now if i copy from 2nd line to 4th line and paste it before 6th line.. o/p will be
Code:
1 a
2 b
3 c
4 d
5 e
2 b
3 c
4 d
6 f
7 g

I want to know the command to do that..

Moderator's Comments:
Mod Comment edit by bakunin: Please view this code tag video for how to use code tags when posting code and data.
# 4  
Old 08-30-2012
Homework ?
# 5  
Old 08-30-2012
Asked in a Interview of top MNC company...Smilie
# 6  
Old 08-30-2012
If using sed is an option, try:
Code:
sed '2,4H;6{;x;s/^\n//;p;x;}' file

# 7  
Old 08-30-2012
Is it batch or interactive (sed/awk stuff agains pure vi...) ?
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