Description: Known to have a one-way circulation list, which each node contains three domains: pre, data and next, in which data for the data field, next to point to the successor node pointer domain, pre-domain for the pointer, but its value is empty (NULL), try to prepare this one-way circulation list algorithm changed to a two-way circulation list, even if the pre-node as a precursor to the target domain.
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LinkList_C++.cpp
LinkList_C1.c
LinkList_C2.c
习题2.32.txt