Tugas algoritma 12.1

#include <iostream>
#include <string>
#include <cctype>
#include <iomanip>
using namespace std;

struct Kamar {
    char kode;
    string tipe;
    double harga;
};

void Garis() {
    cout << "--------------------------------------------"<<endl;
}

void Judul() {
    Garis();
    cout<<"Penginapan Nyaman Jaya"<<endl;
    Garis();
    cout<<"List Function"<<endl;
    Garis();
    cout<<"1. Function Garis()"<<endl;
    cout<<"2. Function Judul()"<<endl;
    cout<<"3. Function Ketentuan()"<<endl;
    cout<<"4. Function TTD()"<<endl;
    cout<<"5. Function Tarif()"<<endl;
    cout<<"6. Function Cek_Tipe()"<<endl;
    cout<<"7. Function Cek_Harga()"<<endl;
    cout<<"8. Function Cek_Souvenir()"<<endl;
    Garis();
    cout<<"Harus bisa handle huruf besar dan kecil."<<endl;
    cout<<"Harus Menggunakan Struct."<<endl;
    Garis();
}

void Ketentuan() {
    cout << "Jika lama menginap lebih dari 6 hari maka mendapatkan souvenir Handuk Eksklusif" << endl;
    cout << "Biaya admin 200.000" << endl;
    cout << "Total Bayar adalah (Harga dikali Lama Menginap) + Biaya Admin" << endl;
    Garis();
}

void TTD() {
    Garis();
    cout << "Nama : La ode ian" << endl;
    cout << "Email: laodeian21gmail.com" << endl;
}

float Tarif(char kodeKamar) {
    switch (kodeKamar) {
        case 'A': case 'a': return 800000;
        case 'B': case 'b': return 700000;
        case 'C': case 'c': return 600000;
        default: return 0;
    }
}

double Cek_Harga(char kode, const Kamar kamar[], int n) {
    kode = tolower(kode);
    for (int i = 0; i < n; i++) {
        if (tolower(kamar[i].kode) == kode) {
            return kamar[i].harga;
        }
    }
    return 0;
}

string Cek_Tipe(char kode, const Kamar kamar[], int n) {
    kode = tolower(kode);
    for (int i = 0; i < n; i++) {
        if (tolower(kamar[i].kode) == kode) {
            return kamar[i].tipe;
        }
    }
    return "Tidak Diketahui";
}

string Cek_Souvenir(int lamaMenginap) {
    return (lamaMenginap > 6) ? "Handuk Eksklusif" : "Tidak Ada";
}

int main() {
    Kamar kamar[] = {
        {'A', "Deluxe", 800000},
        {'B', "Superior", 700000},
        {'C', "Standard", 600000}
};

    const int n = sizeof(kamar) / sizeof(kamar[0]);
    string nama;
    char kodeKamar;
    int lamaMenginap;

    Judul();
    Ketentuan();

    // Input
    cout << "Nama Penyewa \t\t: "; cin >> nama;
    cout << "\nKode Kamar [A/B/C]\t: "; cin >> kodeKamar;
    cout << "\nLama Menginap \t\t: "; cin >> lamaMenginap;

    puts("\n--------------------------------------------");
    cout<<"| Kode | Tipe           | Harga   |"<<endl;
    Garis();
    cout<<"| A    | Deluxe         | 800.000 |"<<endl;
    cout<<"| B    | Superior       | 700.000 |"<<endl;
    cout<<"| C    | Standard       | 600.000 |"<<endl;
    Garis();
    
    // Proses
    double hargaSewa = Cek_Harga(kodeKamar, kamar, n);
    string tipeKamar = Cek_Tipe(kodeKamar, kamar, n);
    string souvenir = Cek_Souvenir(lamaMenginap);
    double administrasi = 200000;
    double totalBiaya = (hargaSewa * lamaMenginap) + administrasi;

    // Output
    cout << "Nama Penyewa   : " << nama << endl;
    cout << "Kode Kamar     : " << kodeKamar << endl;
    cout << "Lama Menginap  : " << lamaMenginap << " hari" << endl;
    cout << "Harga Sewa     : Rp." << fixed << setprecision(2) << hargaSewa << endl;
    cout << "Tipe Kamar     : " << tipeKamar << endl;
    cout << "Souvenir       : " << souvenir << endl;
    cout << "Administrasi   : Rp." << administrasi << endl;
    cout << "Total Biaya    : Rp." << totalBiaya << endl;
    TTD();

    return 0;
}