Sunday, March 5, 2023

Addition of Three Numbers Using OOP in C++

A simple program to demonstrate the concept of object oriented programming to add the sum of three numbers using C++ programming language.

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Program Listing

#include <iostream> using namespace std; class Calculator { private: int num1; int num2; int num3; public: Calculator(int n1, int n2, int n3) { num1 = n1; num2 = n2; num3 = n3; } int add() { return num1 + num2 + num3; } }; int main() { // Create an object of the Calculator class Calculator calc(10, 20, 30); // Call the add() method to add the three numbers int result = calc.add(); // Print the result cout << "The sum of the three numbers is: " << result << endl; return 0; }


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