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参考答案：
举一反三
【单选题】双链表的每个节点包括两个指针域。其中rlink指向节点的后继，llink指向节点的前驱。如果要在p所指节点后插入q所指的新节点，下面哪一个操作序列是正确的
A.
p↑.rlink↑.llink: =q; p↑.rlink: =q; q↑.llink: =p; q↑.rlink: =p↑.rlink;
B.
p↑.llink↑.rlink: =q; p↑.llink: =q; q↑.rlink: =p; q↑.llink: =p↑.llink;
C.
q↑.llink: =p; q↑.rlink: =p↑.rlink; p↑.rlink↑.llink: =q; p↑.rlink: =q↑;
D.
q↑.rlink: =p; q↑.llink: =p↑.llink; p↑.llink↑.rlink: =q; p↑.llink: =q;
相关题目：
【单选题】双链表的每个节点包括两个指针域。其中rlink指向节点的后继，llink指向节点的前驱。如果要在p所指节点后插入q所指的新节点，下面哪一个操作序列是正确的
A.
p↑.rlink↑.llink: =q; p↑.rlink: =q; q↑.llink: =p; q↑.rlink: =p↑.rlink;
B.
p↑.llink↑.rlink: =q; p↑.llink: =q; q↑.rlink: =p; q↑.llink: =p↑.llink;
C.
q↑.llink: =p; q↑.rlink: =p↑.rlink; p↑.rlink↑.llink: =q; p↑.rlink: =q↑;
D.
q↑.rlink: =p; q↑.llink: =p↑.llink; p↑.llink↑.rlink: =q; p↑.llink: =q;
参考解析：
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