10/01/11 01:25:06
(read a; while read b; do echo $a $b; a=$b; done) <input.txt >output.txt
10/01/11 01:25:06
(read a; while read b; do echo $a $b; a=$b; done) <input.txt >output.txt
10/01/11 01:25:06
(read a; while read b; do echo $a $b; a=$b; done) <input.txt >output.txt