feat: Revised the book (#978)

* 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

codes/python/chapter_dynamic_programming/edit_distance.py

@@ -62,7 +62,7 @@ def edit_distance_dp(s: str, t: str) -> int:
         dp[i][0] = i
     for j in range(1, m + 1):
         dp[0][j] = j
-    # 状态转移：其余行列
+    # 状态转移：其余行和列
     for i in range(1, n + 1):
         for j in range(1, m + 1):
             if s[i - 1] == t[j - 1]: