Program Hitung Gaji Karyawan

#include <iostream>
using namespace std;

// function
int nilaiGaji(int golongan) {
    int gaji;
    if (golongan == 1) {
        gaji = 5000000;
    } else if (golongan == 2) {
        gaji = 4000000;
    } else if (golongan == 3) {
        gaji = 3000000;
    } else if (golongan == 4) {
        gaji = 2000000;
    }
    return gaji;
}

int nilaiPajak(int golongan, int totalGaji) {
    int pajak;
    if (golongan == 1) {
        pajak = 0.05 * totalGaji;
    } else if (golongan == 2) {
        pajak = 0.04 * totalGaji;
    } else if (golongan == 3) {
        pajak = 0.03 * totalGaji;
    } else if (golongan == 4) {
        pajak = 0.02 * totalGaji;
    }
    return pajak;
}

int nilaiLemburan(int golongan, int jamLembur) {
    int lemburan;
    if (golongan == 3) {
        if (jamLembur > 0 && jamLembur <= 3) {
            lemburan = 100000;
        } else if (jamLembur > 3) {
            lemburan = 100000 + 50000;
        } else lemburan = 0;
    } else if (golongan == 4) {
        if (jamLembur > 0 && jamLembur <= 3) {
            lemburan = 150000;
        } else if (jamLembur > 3) {
            lemburan = 150000 + 50000;
        } else lemburan = 0;
    } else lemburan = 0;
    return lemburan;
}

int nilaiGajiGross(int totalGaji, int totalLemburan, int totalPajak) {
    return totalGaji + totalLemburan - totalPajak;
}

int main() {
    int golongan;
    int jamLembur;
    
    cout<<"---------------------------------------------\n";
    cout<<"|       PROGRAM HITUNG GAJI KARYAWAN        |\n";
    cout<<"---------------------------------------------\n\n";
    
    // input user
    cout << "Masukkan Golongan: ";
    cin >> golongan;
    cout << "Masukkan Jumlah Jam Lembur: ";
    cin >> jamLembur;
    cout << "\n\n";
    
    // output
    int totalGaji = nilaiGaji(golongan);
    int totalPajak = nilaiPajak(golongan, totalGaji);
    int totalLemburan = nilaiLemburan(golongan, jamLembur);
    int totalGajiGross = nilaiGajiGross(totalGaji, totalLemburan, totalPajak);
    cout << "Gaji Pokok : " << totalGaji << endl;
    cout << "Total Pajak : " << totalPajak << endl;
    cout << "Total Lemburan : " << totalLemburan << endl;
    cout << "Gaji Gross : " << totalGajiGross << endl;

    return 0;
}