i got a list which contain the date and time for my windows logging.
each interval time is approx 3mins.
after i manually calculate,found that in 24hrs ,certain time, the windows failed to log.
how to find the missing log?
it got thounsands over logs,which i can't check it one by one.
can i just with a formula and find the log?

example of my log:
17/08/2007 05:13:55
17/08/2007 05:16:34
17/08/2007 05:19:14
17/08/2007 05:21:54
17/08/2007 05:24:34
17/08/2007 05:27:14
17/08/2007 05:29:55
17/08/2007 05:32:34
17/08/2007 05:35:14
17/08/2007 05:37:54
17/08/2007 05:40:34
17/08/2007 05:43:14
17/08/2007 05:45:54
17/08/2007 05:48:34
17/08/2007 05:51:14
17/08/2007 05:53:54
17/08/2007 05:56:34
17/08/2007 05:59:14