Assignment 2 (Queue )

#include <bits/stdc++.h>
#include <string>
#include <unistd.h>
using namespace std;

#define MAX 10

int itemCount = 0;
int front = 0;
int rear = -1;
string itemArray[10];



bool isEmpty()
{
    return itemCount == 0;
}

bool isFull()
{
    return itemCount == MAX;
}

int size()
{
    return itemCount;
}

void insert(string &personName)
{
    if (!isFull())
    {
        if (rear == MAX - 1)
        {
            rear = -1;
        }
        //cout << "insertName = " << personName << endl;
        itemArray[++rear] = personName;
        itemCount++;
    }
}

string removeData()
{
    sleep(2);
    string personName = itemArray[front++];

    if (front == MAX)
    {
        front = 0;
    }

    itemCount--;

    return personName;
}
int main()
{
    int round = 3;
    for (int i = 1; i <= round; i++)
    {

        cout << "Please Enter the name of the 10 people for round " << i << endl;
        string name;

        for (int i = 0; i < 10; i++)
        {
            cin >> name;
            insert(name);
        }

        cout<< "Queue Full! Wait for the next round...\n";

        while (!isEmpty())
        {

            string showName = removeData();
            cout << showName << " is leaving...\n\n";
        }
    }
    cout << "Bank is closed for the day.\nCome again tomorrow!\nWear mask and stay safe!\n";
    return 0;
}