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...
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...
* return max the parent node value * * ***/ int heap_extract_max(int A[],int heap_size){ int max; if(heap_size<0) return -1; //heap underflow max=A[0]; //parent node the max value of element A[0]=A[heap_size]; heap_size--; /*** * dajust binary heap(or tree) to...
int heap_extract_max(int A[],int heap_size){ int max; if(heap_size<0) return -1; //heap underflow max=A[0]; //parent node the max value of element A[0]=A[heap_size]; heap_size--; /*** * dajust binary heap(or tree) to make * sure heap fo A true every times * * ...
cout<< "max_size="<< queue_1.size() <<endl; //队列长度 queue_1.pop(); //从队首弹出一个元素 queue_1.emplace(10,2); //在尾部生成对象,这里指插入2个10 queue<int> queue_2 {queue_1}; //拷贝定义 queue<int> queue_3; queue_1.swap(queue_3); //交换两个队列的内容,类型必须相同...
Insert( MaxHeap H, ElementType X ):将元素X插入最大堆H。 ElementType DeleteMax( MaxHeap H ):返回H中最大元素(高优先级)。 核心操作为恢复堆序性:在堆中执行了可能违反堆序性的简单修改后,需通过修改堆确保重新满足堆序性。有两种情况: 自底向上reheapify(上滤,swim): 当某个节点的优先级增加时(或...
#include <queue> // 导入头文件 using namespace std; // 声明命名空间 // 大顶堆 priority_queue<int> max_heap; priority_queue<int, vector<int>, less<int>> max_heap; // 小顶堆 priority_queue<int, vector<int>, greater<int>> min_heap; priority_queue<int> pq; // 初始化一个大顶堆...
PriorityQueue Initialize( int MaxElements){ PriorityQueue H; if( MaxElements < MinPQSize) Error(" Priority queue size is too small"); H = malloc( sizeof( struct HeapStruct)); if( H = NULL) FatalError(" Out of space"); H->Elements = malloc( ( MaxElements + 1) * sizeof( ElementTy...
pq = priority_queue_new(PRIORITY_MIN); for(i = 0; i < MAX_CHARS; i) { if(fcs->_statistic[i]) { htn = htn_new((char)i, fcs->_statistic[i]); kv = key_value_new(fcs->_statistic[i], htn); priority_queue_enqueue(pq, kv); ...
const int maxn = 100005; struct Order{ int time,id; Order(int time_,int id_){ time=time_;id=id_; } bool operator<(const Order& rhs)const{ return rhs.time<time; } }; int sum[maxn],book[maxn]; int N,M,T,t,id; int main() { priority_queue<Order>q; cin>>N>>M>>T...