- Wed Jul 18, 2012 11:54 am
#4535
Please help!
In the example on Restrictions on page 43, why can't D or E be visited second? I know I'm missing the obvious but I've read it a few times and just can't see it.
Thanks in advance!
In the example on Restrictions on page 43, why can't D or E be visited second? I know I'm missing the obvious but I've read it a few times and just can't see it.
Thanks in advance!