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/go/chapter_dynamic_programming/coin_change_ii.go

@@ -16,7 +16,7 @@ func coinChangeIIDP(coins []int, amt int) int {
 	for i := 0; i <= n; i++ {
 		dp[i][0] = 1
 	}
-	// 状态转移：其余行列
+	// 状态转移：其余行和列
 	for i := 1; i <= n; i++ {
 		for a := 1; a <= amt; a++ {
 			if coins[i-1] > a {