#include using namespace std;class Deque {private: int front; int rear; int* arr; int maxSize;public: Deque(int size); ~Deque(); void push_front(int input); void push_back(int input); int pop_front(); int pop_back(); int size(); int empty(); int front_print(); int back_print();};Deque::Deque(int size){ arr = new int[size * 2 + 1]; front = rear = size; maxSize = size;}Deque::~Deque(){ delete arr;..
