College - Section - 1

section_.idea_misc.xml

<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="CMakeWorkspace" PROJECT_DIR="$PROJECT_DIR$" />
</project>

section_.idea_modules.xml

<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="ProjectModuleManager">
    <modules>
      <module fileurl="file://$PROJECT_DIR$/.idea/section.iml" filepath="$PROJECT_DIR$/.idea/section.iml" />
    </modules>
  </component>
</project>

section_.idea_section.iml

<?xml version="1.0" encoding="UTF-8"?>
<module classpath="CMake" type="CPP_MODULE" version="4" />

section_CMakeLists.txt

cmake_minimum_required(VERSION 3.8)
project(section)

set(CMAKE_CXX_STANDARD 17)

set(SOURCE_FILES main.cpp)
add_executable(section ${SOURCE_FILES})

section_main.cpp

#include <string>
#include <iostream>

using namespace std;

double calculateCharge(double);
bool isMultipleOf(long, long);
long reverseNumber(long);

int main() {

    /* charge */

    double totalCharge = 0.0, totalHours = 0.0;

    string output = "Car\t\tHours\t\tCharge\n";

    for (int i = 1; i <= 3; ++i) {

        cout << "Enter the number of hours for car number " << i << ":\n";

        double hours;

        cin >> hours;

        double charge = calculateCharge(hours);

        totalCharge += charge;
        totalHours += hours;

        output += to_string(i) + "\t\t" + to_string(hours).substr(0, 4) + "\t\t" + to_string(charge).substr(0, 4) + "\n";
    }

    cout << output << "TOTAL\t\t" << totalHours << "\t\t" << totalCharge << endl;

    cout << endl;


    /* multiple of */

    cout << "Enter the number of pairs:\n";

    int numberOfPairs;

    cin >> numberOfPairs;

    for (int i = 1; i <= numberOfPairs; ++i) {

        cout << "Enter pair number " << i << ":\n";

        long a, b;

        cin >> a >> b;

        if (isMultipleOf(a, b))
            cout << a << " is a multiple of " << b << ".\n";
        else
            cout << a << " is not a multiple of " << b << ".\n";
    }

    cout << endl;


    /* reverse */

    cout << "Enter the number to reverse:\n";

    long numberToReverse;

    cin >> numberToReverse;

    cout << "Number: " << numberToReverse << "\tReversed: " << reverseNumber(numberToReverse) << endl;

    return 0;
}

double calculateCharge(double hours) {

    if (hours == 0.0) {

        return 0.0;

    } else if (hours > 0.0 && hours <= 3.0) {

        return 2.0;

    } else if (hours > 3.0) {

        double charge = 2.0 + 0.5 * (hours - 3.0);

        if (charge > 10.0)
            return 10.0;
        else
            return charge;

    } else {

        return -1.0;
    }
}

bool isMultipleOf(long a, long b) {

    return a % b == 0;
}

long reverseNumber(long numberToReverse) {

    long reversedNumber = 0;

    while (numberToReverse != 0) {

        long rightNumber = numberToReverse % 10;

        reversedNumber = reversedNumber * 10 + rightNumber;

        numberToReverse /= 10;
    }

    return reversedNumber;
}