tugas switch

#include <iostream>
using namespace std;

int main(){
    int menu, banyak, total;
    cout << "Menu Kantin Univ Mercu Buana" << endl;
    cout << "1.) Ayam Geprek + Nasi + Es Susu Milo ( Rp. 15.000 )" << endl;
    cout << "2.) Ayam Penyet + Nasi + Es Teh ( Rp. 13.000 )" << endl;
    cout << "3.) Ayam Crispy + Nasi + Pepsi Dingin ( Rp. 14.000 )" << endl;
    cout << "4.) Ayam Bakar + Nasi Uduk + Es Teh ( Rp. 16.000 )" << endl;
    cout << "# Pilih Menu : "; cin >> menu;
    switch(menu){
        case 1:
            cout << "==========================================================================" << endl;
            cout << "[!] Kamu Memesan Paket 1 : Ayam Geprek + Nasi + Es Susu Milo ( Rp. 15.000 )" << endl;
            cout << "[T] Masukkan Jumlah Pesanan : "; cin >> banyak;
            total = banyak * 15000;
            cout << "[+] Total yang harus anda bayarkan adalah Rp." << total << endl;
            cout << "==========================================================================" << endl;
            break;
        case 2:
            cout << "==========================================================================" << endl;
            cout << "[!] Kamu Memesan Paket 2 : Ayam Penyet + Nasi + Es Teh ( Rp. 13.000 )" << endl;
            cout << "[T] Masukkan Jumlah Pesanan : "; cin >> banyak;
            total = banyak * 13000;
            cout << "[+] Total yang harus anda bayarkan adalah Rp." << total << endl;
            cout << "==========================================================================" << endl;
            break;
        case 3:
            cout << "==========================================================================" << endl;
            cout << "[!] Kamu Memesan Paket 3 : Ayam Crispy + Nasi + Pepsi Dingin ( Rp. 14.000 )" << endl;
            cout << "[T] Masukkan Jumlah Pesanan : "; cin >> banyak;
            total = banyak * 14000;
            cout << "[+] Total yang harus anda bayarkan adalah Rp." << total << endl;
            cout << "==========================================================================" << endl;
            break;
        case 4:
            cout << "==========================================================================" << endl;
            cout << "[!] Kamu Memesan Paket 4 : Ayam Bakar + Nasi Uduk + Es Teh ( Rp. 16.000 )" << endl;
            cout << "[T] Masukkan Jumlah Pesanan : "; cin >> banyak;
            total = banyak * 16000;
            cout << "[+] Total yang harus anda bayarkan adalah Rp." << total << endl;
            cout << "==========================================================================" << endl;
            break;
        default:
            cout << "Mohon Pilih Pesanan" << endl;
            break;
    }
    return 0;
}