void(*freevalue)(void*));constKeyValue *priority_queue_top(PriorityQueue *pq);KeyValue *priority_queue_dequeue(PriorityQueue *pq);voidpriority_queue_enqueue(PriorityQueue *pq, KeyValue *kv);intpriority_queue_size(PriorityQueue *pq);intpriority_queue_empty(PriorityQueue *pq);voidpriority_queue_...
PriorityQueue *priority_queue_new(int priority); void priority_queue_free(PriorityQueue *pq, void (*freevalue)(void *)); const KeyValue *priority_queue_top(PriorityQueue *pq); KeyValue *priority_queue_dequeue(PriorityQueue *pq); void priority_queue_enqueue(PriorityQueue *pq, KeyValue *kv); in...
size() - 1; heapifyUp(index); } void pop() { if (isEmpty()) { throw std::out_of_range("PriorityQueue is empty"); } heap[0] = heap.back(); heap.pop_back(); heapifyDown(0); } }; 在这个实现中,我们有: - heapifyUp 函数,用于在插入元素时调整堆。 - heapifyDown 函数,用于在...
deleteMax(PriorityQueue* queue){ if (queue->size == 0) { printf("Priority queue is empty.\n"); return -1; // 表示空值或错误 } int max = queue->data[0]; // 保存堆顶元素 queue->size--; // 更新堆的大小 // 将最后一个元素移动到堆顶 queue->data[0] = queue->data[queue->siz...
int priority_queue_empty(PriorityQueue *pq);void priority_queue_print(PriorityQueue *pq);其中nodes字段是⼆叉堆数组，_capacity是nodes指向的KeyValue*指针的个数，_size是nodes中实际存储的元素个数。 _priority可以是PRIORITY_MAX或PRIORITY_MIN，分别表⽰最⼤元素优先和最⼩元素优先。priority_queue_ne...
int priority_queue_size(PriorityQueue *pq); int priority_queue_empty(PriorityQueue *pq); void priority_queue_print(PriorityQueue *pq); 1)其中nodes字段是二叉堆数组,_capacity是nodes指向的KeyValue*指针的个数,_size是nodes中实际存储的元素个数。
typedef struct HeapStruct *PriorityQueue; struct HeapStruct{ int Capacity; int Size; ElementType *Elements; }; PriorityQueue Initialize( int MaxElements); void Destroy( PriorityQueue H); void MakeEmpty( PriorityQueue H); void Insert( ElementType X, PriorityQueue H); ...
PriorityQueue.h ///PriorityQueue.h//#import<Foundation/Foundation.h>#import"comparable.h"//Implements a priority queue. All objects in queue must implement the comparable protocol and must be all of the same type. The queue can be explicity typed at initialization, otherwise the type of the fi...
int IsEmpty( PriorityQueue H ); 15. int IsFull( PriorityQueue H ); 16. 17. #endif文件名:binheap.c [cpp] view plaincopyprint? 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. }; 13. 14. PriorityQueue Initialize( int MaxElements ) 15. { struct HeapStruct { int Capacity; int ...
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