queue.cpp

#include <iostream>
using namespace std;

class Queue{
    int data[1000];
    int rear_pointer = -1;
public:
    void enqueue(int incomindata){
        data[++rear_pointer] = incomindata;
    }
    int dequeue(){
        int x = data[0];
        for(int index = 0; index<rear_pointer; index++){
            data[index] = data[index+1];
        }
        --rear_pointer;
        return x;
    }
};

int main(){
    Queue queue;
    queue.enqueue(4);
    queue.enqueue(3);
    queue.enqueue(2);
    queue.enqueue(1);
    queue.enqueue(0);
    cout << queue.dequeue() << endl;
    cout << queue.dequeue();
    cout << queue.dequeue();
    cout << queue.dequeue();
    cout << queue.dequeue();

    return 0;
}