i have to split below into separate cell for date and time and so that time used can be calculated
5/1/2015 16:50 5/1/2015 17:50
5/1/2015 20:44 5/1/2015 21:44
5/2/2015 23:35 5/3/2015 0:35
5/3/2015 14:23 5/3/2015 16:09
5/5/2015 1:04 5/5/2015 2:04
5/5/2015 14:24 5/5/2015 18:04
5/5/2015 22:54 5/5/2015 23:54
5/1/2015 16:50 5/1/2015 17:50
5/1/2015 20:44 5/1/2015 21:44
5/2/2015 23:35 5/3/2015 0:35
5/3/2015 14:23 5/3/2015 16:09
5/5/2015 1:04 5/5/2015 2:04
5/5/2015 14:24 5/5/2015 18:04
5/5/2015 22:54 5/5/2015 23:54