Untitled

#include <iostream>
#include <vector>
#include <string>

using namespace std;

const int START_TIME = 4; // Start time in the evening
const int END_TIME = 1; // End time in the morning
const int NUM_SHIFTS = 10; // Total number of shifts available
const int SHIFT_LENGTH = 4; // Length of each shift in hours

// Volunteer class
class Volunteer {
public:
    Volunteer(string name, int num_shifts) {
        this->name = name;
        this->num_shifts = num_shifts;
    }

    string get_name() {
        return this->name;
    }

    int get_num_shifts() {
        return this->num_shifts;
    }

    void set_shift(int shift) {
        this->shifts.push_back(shift);
    }

private:
    string name;
    int num_shifts;
    vector<int> shifts;
};

// Function to display available shifts
void display_shifts(vector<int>& shifts) {
    cout << "Available shifts:" << endl;
    for (int i = 0; i < shifts.size(); i++) {
        cout << shifts[i] << "pm - " << (shifts[i] + SHIFT_LENGTH) % 12 << "am" << endl;
    }
}

int main() {
    vector<int> shifts;
    for (int i = START_TIME; i <= END_TIME + 12; i += SHIFT_LENGTH) {
        shifts.push_back(i);
    }

    // Initialize volunteers
    vector<Volunteer> volunteers;
    volunteers.push_back(Volunteer("Alice", 0));
    volunteers.push_back(Volunteer("Bob", 0));
    volunteers.push_back(Volunteer("Charlie", 0));
    volunteers.push_back(Volunteer("David", 0));

    // Display available shifts
    display_shifts(shifts);

    // Schedule volunteers for shifts
    for (int i = 0; i < NUM_SHIFTS; i++) {
        cout << "Enter the shift number to assign a volunteer to (1-" << shifts.size() << "): ";
        int shift_num;
        cin >> shift_num;

        // Check if the shift number is valid
        if (shift_num < 1 || shift_num > shifts.size()) {
            cout << "Invalid shift number. Please try again." << endl;
            i--;
            continue;
        }

        // Display the list of available volunteers
        cout << "Available volunteers:" << endl;
        for (int j = 0;