cpp-algo-cases/chapter_stack_and_queue/deque.cpp

/**
 * File: deque.cpp
 * Created Time: 2022-11-25
 * Author: krahets (krahets@163.com)
 */

#include "../utils/common.hpp"

/* Driver Code */
int main() {
    /* <20><>ʼ<EFBFBD><CABC>˫<EFBFBD><CBAB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    deque<int> deque;

    /* Ԫ<><D4AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    deque.push_back(2);
    deque.push_back(5);
    deque.push_back(4);
    deque.push_front(3);
    deque.push_front(1);
    cout << "˫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> deque = ";
    printDeque(deque);
    cout << "<EFBFBD>Ӻ<EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> deque = ";
    printDequeFromBack(deque);

    /* <20><><EFBFBD><EFBFBD>Ԫ<EFBFBD><D4AA> */
    int front = deque.front();
    cout << "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ<EFBFBD><EFBFBD> front = " << front << endl;
    int back = deque.back();
    cout << "<EFBFBD><EFBFBD>βԪ<EFBFBD><EFBFBD> back = " << back << endl;

    /* Ԫ<>س<EFBFBD><D8B3><EFBFBD> */
    deque.pop_front();
    cout << "<EFBFBD><EFBFBD><EFBFBD>׳<EFBFBD><EFBFBD><EFBFBD>Ԫ<EFBFBD><EFBFBD> popFront = " << front << "<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>׳<EFBFBD><EFBFBD>Ӻ<EFBFBD> deque = ";
    printDeque(deque);
    deque.pop_back();
    cout << "<EFBFBD><EFBFBD>β<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ<EFBFBD><EFBFBD> popLast = " << back << "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>β<EFBFBD><EFBFBD><EFBFBD>Ӻ<EFBFBD> deque = ";
    printDeque(deque);

    /* <20><>ȡ˫<C8A1><CBAB><EFBFBD><EFBFBD><EFBFBD>еij<D0B5><C4B3><EFBFBD> */
    int size = deque.size();
    cout << "˫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>г<EFBFBD><EFBFBD><EFBFBD> size = " << size << endl;

    /* <20>ж<EFBFBD>˫<EFBFBD><CBAB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA> */
    bool empty = deque.empty();
    cout << "˫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>Ϊ<EFBFBD><EFBFBD> = " << empty << endl;

    return 0;
}