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Fix the function for printing the queue (#1573)
* renfined! * Add toArray() function to array_queue.c and array_deque.c --------- Co-authored-by: Xi-Row <astruggle123@putlook.com> Co-authored-by: krahets <krahets@163.com>
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2 changed files with 36 additions and 10 deletions
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@ -111,16 +111,29 @@ int popLast(ArrayDeque *deque) {
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return num;
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}
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/* 返回数组用于打印 */
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int *toArray(ArrayDeque *deque, int *queSize) {
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*queSize = deque->queSize;
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int *res = (int *)calloc(deque->queSize, sizeof(int));
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int j = deque->front;
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for (int i = 0; i < deque->queSize; i++) {
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res[i] = deque->nums[j % deque->queCapacity];
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j++;
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}
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return res;
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}
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/* Driver Code */
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int main() {
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/* 初始化队列 */
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int capacity = 10;
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int queSize;
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ArrayDeque *deque = newArrayDeque(capacity);
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pushLast(deque, 3);
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pushLast(deque, 2);
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pushLast(deque, 5);
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printf("双向队列 deque = ");
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printArray(deque->nums, deque->queSize);
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printArray(toArray(deque, &queSize), queSize);
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/* 访问元素 */
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int peekFirstNum = peekFirst(deque);
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@ -131,18 +144,18 @@ int main() {
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/* 元素入队 */
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pushLast(deque, 4);
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printf("元素 4 队尾入队后 deque = ");
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printArray(deque->nums, deque->queSize);
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printArray(toArray(deque, &queSize), queSize);
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pushFirst(deque, 1);
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printf("元素 1 队首入队后 deque = ");
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printArray(deque->nums, deque->queSize);
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printArray(toArray(deque, &queSize), queSize);
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/* 元素出队 */
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int popLastNum = popLast(deque);
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printf("队尾出队元素 = %d ,队尾出队后 deque= ", popLastNum);
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printArray(deque->nums, deque->queSize);
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printArray(toArray(deque, &queSize), queSize);
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int popFirstNum = popFirst(deque);
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printf("队首出队元素 = %d ,队首出队后 deque= ", popFirstNum);
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printArray(deque->nums, deque->queSize);
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printArray(toArray(deque, &queSize), queSize);
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/* 获取队列的长度 */
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int dequeSize = size(deque);
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@ -74,10 +74,23 @@ int pop(ArrayQueue *queue) {
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return num;
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}
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/* 返回数组用于打印 */
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int *toArray(ArrayQueue *queue, int *queSize) {
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*queSize = queue->queSize;
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int *res = (int *)calloc(queue->queSize, sizeof(int));
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int j = queue->front;
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for (int i = 0; i < queue->queSize; i++) {
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res[i] = queue->nums[j % queue->queCapacity];
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j++;
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}
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return res;
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}
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/* Driver Code */
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int main() {
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/* 初始化队列 */
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int capacity = 10;
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int queSize;
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ArrayQueue *queue = newArrayQueue(capacity);
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/* 元素入队 */
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@ -87,7 +100,7 @@ int main() {
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push(queue, 5);
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push(queue, 4);
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printf("队列 queue = ");
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printArray(queue->nums, queue->queSize);
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printArray(toArray(queue, &queSize), queSize);
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/* 访问队首元素 */
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int peekNum = peek(queue);
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@ -96,7 +109,7 @@ int main() {
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/* 元素出队 */
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peekNum = pop(queue);
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printf("出队元素 pop = %d ,出队后 queue = ", peekNum);
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printArray(queue->nums, queue->queSize);
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printArray(toArray(queue, &queSize), queSize);
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/* 获取队列的长度 */
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int queueSize = size(queue);
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@ -111,7 +124,7 @@ int main() {
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push(queue, i);
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pop(queue);
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printf("第 %d 轮入队 + 出队后 queue = ", i);
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printArray(queue->nums, queue->queSize);
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printArray(toArray(queue, &queSize), queSize);
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}
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// 释放内存
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