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Fix singly linked list context error #6

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Fix singly linked list context error #6

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4 changes: 2 additions & 2 deletions questions/206md.md
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,7 @@ Reverse a singly linked list.
反轉一個連結陣列，需要一個指標來操作連結陣列，找出指標前的陣列並且將這個陣列加到目前指標節點的位置，這時候指標向前。

例如連結head[3,2,1]
1. 指標一開始放在[2]的位置，第一步將指標前的[3]從連結中切出來然後加到[2]的後面，連結陣列變成[3,2,1]。
1. 指標一開始放在[2]的位置，第一步將指標前的[3]從連結中切出來然後加到[2]的後面，連結陣列變成[2,3,1]。
2. 接下來指標向後移動到[1]，切出前面的[2,3]應且加到[1]之後，連結陣列變成[1,2,3]
3. 指標在往後移，發現後面已經沒有節點，交換完成。

Expand Down Expand Up @@ -77,4 +77,4 @@ var reverseList = function(head) {
* 將prev接到temp後面，temp.next = prev； temp = [2,1]； cur = [3,4]
* 交換完成，temp變成新的prev，prev = temp， prev = [2,1]
* 重複以上步驟，值到反轉完成。
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