c++ function

#include <iostream>

// Function declaration
int addNumbers(int a, int b);

int main() {
    // Input values
    int num1, num2;

    // Get user input
    std::cout << "Enter first number: ";
    std::cin >> num1;

    std::cout << "Enter second number: ";
    std::cin >> num2;

    // Call the function and store the result
    int sum = addNumbers(num1, num2);

    // Display the result
    std::cout << "Sum: " << sum;

    return 0;
}

// Function definition
int addNumbers(int a, int b) {
    // Add two numbers
    int result = a + b;

    // Return the sum
    return result;
}