* Sync recent changes to the revised Word.
* Revised the preface chapter
* Revised the introduction chapter
* Revised the computation complexity chapter
* Revised the chapter data structure
* Revised the chapter array and linked list
* Revised the chapter stack and queue
* Revised the chapter hashing
* Revised the chapter tree
* Revised the chapter heap
* Revised the chapter graph
* Revised the chapter searching
* Reivised the sorting chapter
* Revised the divide and conquer chapter
* Revised the chapter backtacking
* Revised the DP chapter
* Revised the greedy chapter
* Revised the appendix chapter
* Revised the preface chapter doubly
* Revised the figures
* feat: tranlating n_queens.c
* Reference to c++ code with additional comments
* Update n_queens.c
* Update n_queens.c
* Format n_queens.c
* Update n_queens.c
keep the file header information format consistent with others
* fine tune
* fine tune
* Delete mkdocs-en.yml
* Update README.md
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Co-authored-by: krahets <krahets@163.com>
