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Help with reformat input data

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# 1  
Old 09-05-2011
Help with reformat input data
Input file:
Code:
58227131
50087390
57339526
40578034
65348841
55614853
64363217
44178559

Desired output file:
Code:
58227131 50087390
57339526 40578034
65348841 55614853
64363217 44178559

Command that I try:
Code:
awk 'NR % 2 == 1{print $1}' input_file
58227131
57339526
65348841
64363217

Thanks for any advice in order to solve my doubts.
Many thanks.
# 2  
Old 09-05-2011
Code:
$ paste - - < infile

This User Gave Thanks to jayan_jay For This Post:
perl_beginner
# 3  
Old 09-05-2011
Code:
$ nawk 'NR%2{line=$0;getline;printf ("%s %s\n",line,$0)}' test1
58227131 50087390
57339526 40578034
65348841 55614853
64363217 44178559

This User Gave Thanks to itkamaraj For This Post:
perl_beginner
# 4  
Old 09-05-2011
Code:
 awk 'NR%2{printf "%s ",$0;next;}1' file

Guru.
This User Gave Thanks to guruprasadpr For This Post:
perl_beginner
# 5  
Old 09-05-2011
If you want a perl solution Smilie
Code:
 
perl -0ane 'print "$1 $2\n" while /(.*)\n(.*)\n/g' input

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