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852天前// 优先级队列的使用 |
#include <queue> |
#include <iostream> |
int main() { |
using namespace std; |
priority_queue<int> pqIntegers; |
cout << "Inserting {10, 5, -1, 20} into the priority_queue" << endl; |
// elements get push-ed into the p-queue |
pqIntegers.push(10); |
pqIntegers.push(5); |
pqIntegers.push(-1); |
pqIntegers.push(20); |
cout << "The queue contains " << pqIntegers.size() << " elements"; |
cout << endl; |
cout << "Element at the top: " << pqIntegers.top() << endl << endl; |
while (!pqIntegers.empty()) { |
cout << "Deleting the topmost element: " << pqIntegers.top(); |
cout << endl; |
pqIntegers.pop(); |
} |
return 0; |
} |
