[Soal9]Bills_city_power

// Khisby Al Ghofari, 06.2017.1.06852, Kelas B
#include <iostream>

using namespace std;

int main()
{
    int consumption;
    float bill;
    char user,ph;
    cout << "\n====================================\n";
    cout << "Welcome To \n";
    cout << "Application Calculate Bills City Power\n";
    cout << "======================================\n \n";

    cout << "Code City Power User : \n";
    cout << "R = Residential\n";
    cout << "C = Commercial\n";
    cout << "I = Industrial\n";
    cout << "\nEnter the code user : ";
    cin >> user;

    if(user == 'r'|| user == 'R'){
        cout << "Input your consumption power (kwh) : ";
        cin >> consumption;
        bill = consumption*(0.052+6.00);
    }else if(user == 'c' || user == 'C'){
        cout << "Input your consumption power (kwh) : ";
        cin >> consumption;
        if(consumption <= 1000){
            bill = 60.00;
        }else{
            bill = (consumption-1000)*0.045+6.00;
        }
    }else if(user == 'i' || user == 'I'){
        cout << "Enter P for Peak Hours, Enter O for Off-Peak Hours Consumption : ";
        cin >> ph;

        if(ph == 'o' ||  ph == 'O'){
            cout << "Enter Off-Peak Hours consumption:";
            cin >> consumption;

            if(consumption <= 1000){
                bill = 40.00;
            }else{
                bill = (consumption-1000)*0.028+40.00;
            }
        }else if(ph == 'p' || ph == 'P'){
            cout << "Enter Peak Hours consumption :";
            cin >> consumption;

            if(consumption <= 1000){
                bill = 76.00;
            }else{
                bill = (consumption-1000)*0.065+76.00;
            }
        }else{
            cout << "Your input is invalid";
            return 0;
        }

    }else{
        cout << "Your input is invalid";
        return 0;
    }

    cout << "The amount due is " << bill;
}