Hi,
I have a file whihc looks like
file_1 100 200
file_2 200 300
file_4 400 500
as the file_3 is missing so I want to replace it by
file_3 0 0
the final output would look like
file_1 100 200
file_2 200 300
file_3 0 0
file_4 400 500
Any help is highly appreciated.
Regards,