逆转链表 设有一个表头指针为h的单链表。试设计一个算法，通过遍历一趟链表，将链表中所有结点的链接方向逆转。要求逆转结果链表的表头指针h指向原链表的最后一个结点-Reversal table pointer list with a single list of h. Try to design an algorithm to traverse a trip through the list, the list of all nodes linked direction reversal. Re