mirror of
https://github.com/krahets/hello-algo.git
synced 2026-02-09 13:45:35 +08:00
build
This commit is contained in:
@@ -1685,17 +1685,15 @@ comments: true
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```c title="linkedlist_deque.c"
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/* 双向链表节点 */
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struct doublyListNode {
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typedef struct DoublyListNode {
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int val; // 节点值
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struct doublyListNode *next; // 后继节点
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struct doublyListNode *prev; // 前驱节点
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};
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typedef struct doublyListNode doublyListNode;
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struct DoublyListNode *next; // 后继节点
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struct DoublyListNode *prev; // 前驱节点
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} DoublyListNode;
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/* 构造函数 */
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doublyListNode *newDoublyListNode(int num) {
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doublyListNode *new = (doublyListNode *)malloc(sizeof(doublyListNode));
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DoublyListNode *newDoublyListNode(int num) {
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DoublyListNode *new = (DoublyListNode *)malloc(sizeof(DoublyListNode));
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new->val = num;
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new->next = NULL;
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new->prev = NULL;
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@@ -1703,21 +1701,19 @@ comments: true
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}
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/* 析构函数 */
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void delDoublyListNode(doublyListNode *node) {
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void delDoublyListNode(DoublyListNode *node) {
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free(node);
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}
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/* 基于双向链表实现的双向队列 */
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struct linkedListDeque {
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doublyListNode *front, *rear; // 头节点 front ,尾节点 rear
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typedef struct {
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DoublyListNode *front, *rear; // 头节点 front ,尾节点 rear
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int queSize; // 双向队列的长度
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};
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typedef struct linkedListDeque linkedListDeque;
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} LinkedListDeque;
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/* 构造函数 */
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linkedListDeque *newLinkedListDeque() {
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linkedListDeque *deque = (linkedListDeque *)malloc(sizeof(linkedListDeque));
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LinkedListDeque *newLinkedListDeque() {
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LinkedListDeque *deque = (LinkedListDeque *)malloc(sizeof(LinkedListDeque));
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deque->front = NULL;
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deque->rear = NULL;
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deque->queSize = 0;
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@@ -1725,10 +1721,10 @@ comments: true
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}
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/* 析构函数 */
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void delLinkedListdeque(linkedListDeque *deque) {
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void delLinkedListdeque(LinkedListDeque *deque) {
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// 释放所有节点
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for (int i = 0; i < deque->queSize && deque->front != NULL; i++) {
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doublyListNode *tmp = deque->front;
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DoublyListNode *tmp = deque->front;
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deque->front = deque->front->next;
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free(tmp);
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}
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@@ -1737,18 +1733,18 @@ comments: true
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}
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/* 获取队列的长度 */
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int size(linkedListDeque *deque) {
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int size(LinkedListDeque *deque) {
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return deque->queSize;
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}
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/* 判断队列是否为空 */
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bool empty(linkedListDeque *deque) {
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bool empty(LinkedListDeque *deque) {
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return (size(deque) == 0);
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}
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/* 入队 */
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void push(linkedListDeque *deque, int num, bool isFront) {
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doublyListNode *node = newDoublyListNode(num);
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void push(LinkedListDeque *deque, int num, bool isFront) {
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DoublyListNode *node = newDoublyListNode(num);
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// 若链表为空,则令 front, rear 都指向node
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if (empty(deque)) {
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deque->front = deque->rear = node;
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@@ -1771,36 +1767,36 @@ comments: true
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}
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/* 队首入队 */
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void pushFirst(linkedListDeque *deque, int num) {
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void pushFirst(LinkedListDeque *deque, int num) {
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push(deque, num, true);
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}
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/* 队尾入队 */
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void pushLast(linkedListDeque *deque, int num) {
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void pushLast(LinkedListDeque *deque, int num) {
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push(deque, num, false);
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}
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/* 访问队首元素 */
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int peekFirst(linkedListDeque *deque) {
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int peekFirst(LinkedListDeque *deque) {
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assert(size(deque) && deque->front);
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return deque->front->val;
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}
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/* 访问队尾元素 */
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int peekLast(linkedListDeque *deque) {
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int peekLast(LinkedListDeque *deque) {
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assert(size(deque) && deque->rear);
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return deque->rear->val;
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}
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/* 出队 */
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int pop(linkedListDeque *deque, bool isFront) {
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int pop(LinkedListDeque *deque, bool isFront) {
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if (empty(deque))
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return -1;
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int val;
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// 队首出队操作
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if (isFront) {
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val = peekFirst(deque); // 暂存头节点值
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doublyListNode *fNext = deque->front->next;
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DoublyListNode *fNext = deque->front->next;
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if (fNext) {
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fNext->prev = NULL;
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deque->front->next = NULL;
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@@ -1811,7 +1807,7 @@ comments: true
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// 队尾出队操作
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else {
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val = peekLast(deque); // 暂存尾节点值
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doublyListNode *rPrev = deque->rear->prev;
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DoublyListNode *rPrev = deque->rear->prev;
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if (rPrev) {
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rPrev->next = NULL;
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deque->rear->prev = NULL;
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@@ -1824,21 +1820,21 @@ comments: true
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}
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/* 队首出队 */
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int popFirst(linkedListDeque *deque) {
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int popFirst(LinkedListDeque *deque) {
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return pop(deque, true);
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}
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/* 队尾出队 */
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int popLast(linkedListDeque *deque) {
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int popLast(LinkedListDeque *deque) {
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return pop(deque, false);
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}
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/* 打印队列 */
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void printLinkedListDeque(linkedListDeque *deque) {
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void printLinkedListDeque(LinkedListDeque *deque) {
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int arr[deque->queSize];
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// 拷贝链表中的数据到数组
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int i;
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doublyListNode *node;
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DoublyListNode *node;
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for (i = 0, node = deque->front; i < deque->queSize; i++) {
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arr[i] = node->val;
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node = node->next;
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@@ -3119,18 +3115,16 @@ comments: true
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```c title="array_deque.c"
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/* 基于环形数组实现的双向队列 */
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struct arrayDeque {
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typedef struct {
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int *nums; // 用于存储队列元素的数组
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int front; // 队首指针,指向队首元素
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int queSize; // 尾指针,指向队尾 + 1
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int queCapacity; // 队列容量
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};
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typedef struct arrayDeque arrayDeque;
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} ArrayDeque;
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/* 构造函数 */
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arrayDeque *newArrayDeque(int capacity) {
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arrayDeque *deque = (arrayDeque *)malloc(sizeof(arrayDeque));
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ArrayDeque *newArrayDeque(int capacity) {
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ArrayDeque *deque = (ArrayDeque *)malloc(sizeof(ArrayDeque));
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// 初始化数组
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deque->queCapacity = capacity;
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deque->nums = (int *)malloc(sizeof(int) * deque->queCapacity);
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@@ -3139,28 +3133,28 @@ comments: true
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}
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/* 析构函数 */
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void delArrayDeque(arrayDeque *deque) {
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void delArrayDeque(ArrayDeque *deque) {
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free(deque->nums);
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deque->queCapacity = 0;
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}
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/* 获取双向队列的容量 */
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int capacity(arrayDeque *deque) {
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int capacity(ArrayDeque *deque) {
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return deque->queCapacity;
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}
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/* 获取双向队列的长度 */
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int size(arrayDeque *deque) {
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int size(ArrayDeque *deque) {
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return deque->queSize;
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}
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/* 判断双向队列是否为空 */
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bool empty(arrayDeque *deque) {
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bool empty(ArrayDeque *deque) {
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return deque->queSize == 0;
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}
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/* 计算环形数组索引 */
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int dequeIndex(arrayDeque *deque, int i) {
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int dequeIndex(ArrayDeque *deque, int i) {
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// 通过取余操作实现数组首尾相连
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// 当 i 越过数组尾部时,回到头部
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// 当 i 越过数组头部后,回到尾部
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@@ -3168,7 +3162,7 @@ comments: true
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}
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/* 队首入队 */
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void pushFirst(arrayDeque *deque, int num) {
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void pushFirst(ArrayDeque *deque, int num) {
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if (deque->queSize == capacity(deque)) {
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printf("双向队列已满\r\n");
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return;
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@@ -3182,7 +3176,7 @@ comments: true
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}
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/* 队尾入队 */
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void pushLast(arrayDeque *deque, int num) {
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void pushLast(ArrayDeque *deque, int num) {
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if (deque->queSize == capacity(deque)) {
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printf("双向队列已满\r\n");
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return;
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@@ -3195,14 +3189,14 @@ comments: true
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}
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/* 访问队首元素 */
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int peekFirst(arrayDeque *deque) {
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int peekFirst(ArrayDeque *deque) {
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// 访问异常:双向队列为空
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assert(empty(deque) == 0);
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return deque->nums[deque->front];
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}
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/* 访问队尾元素 */
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int peekLast(arrayDeque *deque) {
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int peekLast(ArrayDeque *deque) {
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// 访问异常:双向队列为空
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assert(empty(deque) == 0);
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int last = dequeIndex(deque, deque->front + deque->queSize - 1);
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@@ -3210,7 +3204,7 @@ comments: true
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}
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/* 队首出队 */
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int popFirst(arrayDeque *deque) {
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int popFirst(ArrayDeque *deque) {
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int num = peekFirst(deque);
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// 队首指针向后移动一位
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deque->front = dequeIndex(deque, deque->front + 1);
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@@ -3219,14 +3213,14 @@ comments: true
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}
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/* 队尾出队 */
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int popLast(arrayDeque *deque) {
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int popLast(ArrayDeque *deque) {
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int num = peekLast(deque);
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deque->queSize--;
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return num;
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}
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/* 打印队列 */
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void printArrayDeque(arrayDeque *deque) {
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void printArrayDeque(ArrayDeque *deque) {
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int arr[deque->queSize];
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// 拷贝
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for (int i = 0, j = deque->front; i < deque->queSize; i++, j++) {
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@@ -1031,16 +1031,14 @@ comments: true
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```c title="linkedlist_queue.c"
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/* 基于链表实现的队列 */
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struct linkedListQueue {
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typedef struct {
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ListNode *front, *rear;
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int queSize;
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};
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typedef struct linkedListQueue linkedListQueue;
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} LinkedListQueue;
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/* 构造函数 */
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linkedListQueue *newLinkedListQueue() {
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linkedListQueue *queue = (linkedListQueue *)malloc(sizeof(linkedListQueue));
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LinkedListQueue *newLinkedListQueue() {
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LinkedListQueue *queue = (LinkedListQueue *)malloc(sizeof(LinkedListQueue));
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queue->front = NULL;
|
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queue->rear = NULL;
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queue->queSize = 0;
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@@ -1048,7 +1046,7 @@ comments: true
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}
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/* 析构函数 */
|
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void delLinkedListQueue(linkedListQueue *queue) {
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void delLinkedListQueue(LinkedListQueue *queue) {
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// 释放所有节点
|
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for (int i = 0; i < queue->queSize && queue->front != NULL; i++) {
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ListNode *tmp = queue->front;
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@@ -1060,17 +1058,17 @@ comments: true
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}
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|
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/* 获取队列的长度 */
|
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int size(linkedListQueue *queue) {
|
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int size(LinkedListQueue *queue) {
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return queue->queSize;
|
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}
|
||||
|
||||
/* 判断队列是否为空 */
|
||||
bool empty(linkedListQueue *queue) {
|
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bool empty(LinkedListQueue *queue) {
|
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return (size(queue) == 0);
|
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}
|
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|
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/* 入队 */
|
||||
void push(linkedListQueue *queue, int num) {
|
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void push(LinkedListQueue *queue, int num) {
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// 尾节点处添加 node
|
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ListNode *node = newListNode(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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@@ -1087,13 +1085,13 @@ comments: true
|
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}
|
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|
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/* 访问队首元素 */
|
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int peek(linkedListQueue *queue) {
|
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int peek(LinkedListQueue *queue) {
|
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assert(size(queue) && queue->front);
|
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return queue->front->val;
|
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}
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|
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/* 出队 */
|
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void pop(linkedListQueue *queue) {
|
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void pop(LinkedListQueue *queue) {
|
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int num = peek(queue);
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ListNode *tmp = queue->front;
|
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queue->front = queue->front->next;
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@@ -1102,7 +1100,7 @@ comments: true
|
||||
}
|
||||
|
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/* 打印队列 */
|
||||
void printLinkedListQueue(linkedListQueue *queue) {
|
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void printLinkedListQueue(LinkedListQueue *queue) {
|
||||
int arr[queue->queSize];
|
||||
// 拷贝链表中的数据到数组
|
||||
int i;
|
||||
@@ -1954,18 +1952,16 @@ comments: true
|
||||
|
||||
```c title="array_queue.c"
|
||||
/* 基于环形数组实现的队列 */
|
||||
struct arrayQueue {
|
||||
typedef struct {
|
||||
int *nums; // 用于存储队列元素的数组
|
||||
int front; // 队首指针,指向队首元素
|
||||
int queSize; // 尾指针,指向队尾 + 1
|
||||
int queCapacity; // 队列容量
|
||||
};
|
||||
|
||||
typedef struct arrayQueue arrayQueue;
|
||||
} ArrayQueue;
|
||||
|
||||
/* 构造函数 */
|
||||
arrayQueue *newArrayQueue(int capacity) {
|
||||
arrayQueue *queue = (arrayQueue *)malloc(sizeof(arrayQueue));
|
||||
ArrayQueue *newArrayQueue(int capacity) {
|
||||
ArrayQueue *queue = (ArrayQueue *)malloc(sizeof(ArrayQueue));
|
||||
// 初始化数组
|
||||
queue->queCapacity = capacity;
|
||||
queue->nums = (int *)malloc(sizeof(int) * queue->queCapacity);
|
||||
@@ -1974,34 +1970,34 @@ comments: true
|
||||
}
|
||||
|
||||
/* 析构函数 */
|
||||
void delArrayQueue(arrayQueue *queue) {
|
||||
void delArrayQueue(ArrayQueue *queue) {
|
||||
free(queue->nums);
|
||||
queue->queCapacity = 0;
|
||||
}
|
||||
|
||||
/* 获取队列的容量 */
|
||||
int capacity(arrayQueue *queue) {
|
||||
int capacity(ArrayQueue *queue) {
|
||||
return queue->queCapacity;
|
||||
}
|
||||
|
||||
/* 获取队列的长度 */
|
||||
int size(arrayQueue *queue) {
|
||||
int size(ArrayQueue *queue) {
|
||||
return queue->queSize;
|
||||
}
|
||||
|
||||
/* 判断队列是否为空 */
|
||||
bool empty(arrayQueue *queue) {
|
||||
bool empty(ArrayQueue *queue) {
|
||||
return queue->queSize == 0;
|
||||
}
|
||||
|
||||
/* 访问队首元素 */
|
||||
int peek(arrayQueue *queue) {
|
||||
int peek(ArrayQueue *queue) {
|
||||
assert(size(queue) != 0);
|
||||
return queue->nums[queue->front];
|
||||
}
|
||||
|
||||
/* 入队 */
|
||||
void push(arrayQueue *queue, int num) {
|
||||
void push(ArrayQueue *queue, int num) {
|
||||
if (size(queue) == capacity(queue)) {
|
||||
printf("队列已满\r\n");
|
||||
return;
|
||||
@@ -2015,7 +2011,7 @@ comments: true
|
||||
}
|
||||
|
||||
/* 出队 */
|
||||
void pop(arrayQueue *queue) {
|
||||
void pop(ArrayQueue *queue) {
|
||||
int num = peek(queue);
|
||||
// 队首指针向后移动一位,若越过尾部则返回到数组头部
|
||||
queue->front = (queue->front + 1) % queue->queCapacity;
|
||||
@@ -2023,7 +2019,7 @@ comments: true
|
||||
}
|
||||
|
||||
/* 打印队列 */
|
||||
void printArrayQueue(arrayQueue *queue) {
|
||||
void printArrayQueue(ArrayQueue *queue) {
|
||||
int arr[queue->queSize];
|
||||
// 拷贝
|
||||
for (int i = 0, j = queue->front; i < queue->queSize; i++, j++) {
|
||||
|
||||
@@ -937,23 +937,21 @@ comments: true
|
||||
|
||||
```c title="linkedlist_stack.c"
|
||||
/* 基于链表实现的栈 */
|
||||
struct linkedListStack {
|
||||
typedef struct {
|
||||
ListNode *top; // 将头节点作为栈顶
|
||||
int size; // 栈的长度
|
||||
};
|
||||
|
||||
typedef struct linkedListStack linkedListStack;
|
||||
} LinkedListStack;
|
||||
|
||||
/* 构造函数 */
|
||||
linkedListStack *newLinkedListStack() {
|
||||
linkedListStack *s = malloc(sizeof(linkedListStack));
|
||||
LinkedListStack *newLinkedListStack() {
|
||||
LinkedListStack *s = malloc(sizeof(LinkedListStack));
|
||||
s->top = NULL;
|
||||
s->size = 0;
|
||||
return s;
|
||||
}
|
||||
|
||||
/* 析构函数 */
|
||||
void delLinkedListStack(linkedListStack *s) {
|
||||
void delLinkedListStack(LinkedListStack *s) {
|
||||
while (s->top) {
|
||||
ListNode *n = s->top->next;
|
||||
free(s->top);
|
||||
@@ -963,26 +961,26 @@ comments: true
|
||||
}
|
||||
|
||||
/* 获取栈的长度 */
|
||||
int size(linkedListStack *s) {
|
||||
int size(LinkedListStack *s) {
|
||||
assert(s);
|
||||
return s->size;
|
||||
}
|
||||
|
||||
/* 判断栈是否为空 */
|
||||
bool isEmpty(linkedListStack *s) {
|
||||
bool isEmpty(LinkedListStack *s) {
|
||||
assert(s);
|
||||
return size(s) == 0;
|
||||
}
|
||||
|
||||
/* 访问栈顶元素 */
|
||||
int peek(linkedListStack *s) {
|
||||
int peek(LinkedListStack *s) {
|
||||
assert(s);
|
||||
assert(size(s) != 0);
|
||||
return s->top->val;
|
||||
}
|
||||
|
||||
/* 入栈 */
|
||||
void push(linkedListStack *s, int num) {
|
||||
void push(LinkedListStack *s, int num) {
|
||||
assert(s);
|
||||
ListNode *node = (ListNode *)malloc(sizeof(ListNode));
|
||||
node->next = s->top; // 更新新加节点指针域
|
||||
@@ -992,7 +990,7 @@ comments: true
|
||||
}
|
||||
|
||||
/* 出栈 */
|
||||
int pop(linkedListStack *s) {
|
||||
int pop(LinkedListStack *s) {
|
||||
if (s->size == 0) {
|
||||
printf("stack is empty.\n");
|
||||
return INT_MAX;
|
||||
@@ -1576,16 +1574,14 @@ comments: true
|
||||
|
||||
```c title="array_stack.c"
|
||||
/* 基于数组实现的栈 */
|
||||
struct arrayStack {
|
||||
typedef struct {
|
||||
int *data;
|
||||
int size;
|
||||
};
|
||||
|
||||
typedef struct arrayStack arrayStack;
|
||||
} ArrayStack;
|
||||
|
||||
/* 构造函数 */
|
||||
arrayStack *newArrayStack() {
|
||||
arrayStack *s = malloc(sizeof(arrayStack));
|
||||
ArrayStack *newArrayStack() {
|
||||
ArrayStack *s = malloc(sizeof(ArrayStack));
|
||||
// 初始化一个大容量,避免扩容
|
||||
s->data = malloc(sizeof(int) * MAX_SIZE);
|
||||
s->size = 0;
|
||||
@@ -1593,17 +1589,17 @@ comments: true
|
||||
}
|
||||
|
||||
/* 获取栈的长度 */
|
||||
int size(arrayStack *s) {
|
||||
int size(ArrayStack *s) {
|
||||
return s->size;
|
||||
}
|
||||
|
||||
/* 判断栈是否为空 */
|
||||
bool isEmpty(arrayStack *s) {
|
||||
bool isEmpty(ArrayStack *s) {
|
||||
return s->size == 0;
|
||||
}
|
||||
|
||||
/* 入栈 */
|
||||
void push(arrayStack *s, int num) {
|
||||
void push(ArrayStack *s, int num) {
|
||||
if (s->size == MAX_SIZE) {
|
||||
printf("stack is full.\n");
|
||||
return;
|
||||
@@ -1613,7 +1609,7 @@ comments: true
|
||||
}
|
||||
|
||||
/* 访问栈顶元素 */
|
||||
int peek(arrayStack *s) {
|
||||
int peek(ArrayStack *s) {
|
||||
if (s->size == 0) {
|
||||
printf("stack is empty.\n");
|
||||
return INT_MAX;
|
||||
@@ -1622,7 +1618,7 @@ comments: true
|
||||
}
|
||||
|
||||
/* 出栈 */
|
||||
int pop(arrayStack *s) {
|
||||
int pop(ArrayStack *s) {
|
||||
if (s->size == 0) {
|
||||
printf("stack is empty.\n");
|
||||
return INT_MAX;
|
||||
|
||||
Reference in New Issue
Block a user