Addition of Two Numbers Using Classes in C++

Write a program that will ask the user to give two numbers and then the program
will compute the sum of the two given numbers and display the results on the screen
using classes.

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Program Listing

#include <iostream>

// addition.cpp
// Author  : Jake Rodriguez Pomperada, MAED-IT, MIT, PHD-TM (CAR)
// Date    : August 11, 2023  Friday  9:48 AM
// Tools   : Codeblocks 20.03
// Website : http://www.jakerpomperada.com
// Email   : jakerpomperada@gmail.com


class Calculator {
public:
    // Constructor
    Calculator() {
        num1 = 0;
        num2 = 0;
    }

    // Member function to set the numbers
    void setNumbers(int n1, int n2) {
        num1 = n1;
        num2 = n2;
    }

    // Member function to perform addition
    int add() {
        return num1 + num2;
    }

private:
    int num1;
    int num2;
};

int main() {
    // Create an object of the Calculator class
    Calculator calc;

    int number1, number2;

    // Get input from the user
    std::cout << "\n\n\tAddition of Two Numbers Using Classes in C++\n\n";
    std::cout << "\tEnter first number   : ";
    std::cin >> number1;
    std::cout << "\n\tEnter second number  : ";
    std::cin >> number2;

    // Set the numbers in the calculator object
    calc.setNumbers(number1, number2);

    // Perform addition and display the result
    std::cout << "\n\tThe sum of " << number1;
    std::cout << " and " << number2  << " is " << calc.add() << "." <<std::endl;
    std::cout << "\n";
    std::cout << "\tEnd of Program\n\n";
    return 0;
}