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Update the book based on the revised second edition (#1014)
* Revised the book * Update the book with the second revised edition * Revise base on the manuscript of the first edition
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@ -50,7 +50,7 @@ class ArrayDeque {
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return;
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}
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// 队首指针向左移动一位
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// 通过取余操作,实现 front 越过数组头部后回到尾部
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// 通过取余操作实现 front 越过数组头部后回到尾部
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front = index(front - 1);
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// 将 num 添加至队首
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nums[front] = num;
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@ -63,7 +63,7 @@ class ArrayDeque {
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System.out.println("双向队列已满");
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return;
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}
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// 计算尾指针,指向队尾索引 + 1
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// 计算队尾指针,指向队尾索引 + 1
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int rear = index(front + queSize);
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// 将 num 添加至队尾
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nums[rear] = num;
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@ -40,8 +40,8 @@ class ArrayQueue {
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System.out.println("队列已满");
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return;
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}
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// 计算尾指针,指向队尾索引 + 1
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// 通过取余操作,实现 rear 越过数组尾部后回到头部
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// 计算队尾指针,指向队尾索引 + 1
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// 通过取余操作实现 rear 越过数组尾部后回到头部
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int rear = (front + queSize) % capacity();
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// 将 num 添加至队尾
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nums[rear] = num;
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@ -51,7 +51,7 @@ class ArrayQueue {
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/* 出队 */
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public int pop() {
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int num = peek();
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// 队首指针向后移动一位,若越过尾部则返回到数组头部
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// 队首指针向后移动一位,若越过尾部,则返回到数组头部
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front = (front + 1) % capacity();
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queSize--;
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return num;
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@ -30,7 +30,7 @@ class LinkedListQueue {
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/* 入队 */
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public void push(int num) {
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// 尾节点后添加 num
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// 在尾节点后添加 num
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ListNode node = new ListNode(num);
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// 如果队列为空,则令头、尾节点都指向该节点
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if (front == null) {
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