2.17 this one problem, didn't understand is what meaning,,
(c + + singly linked list data structure)

CodePudding user response:

Connect the list of order to flip, the original is 1 2 3, 3 2 1 now become

CodePudding user response:

reference 1st floor wuhui2356 response:

to list the join order of flip, turned out to be 1 2 3, now to become 3 2 1

This problem is to point to by the figure on the left to the right is that figure, why still more than a zero

CodePudding user response:

Is the original header into the tail, tail must point to an empty, the original tail, pointing to the empty part of the no