Basic Function Usage in C++

In this uncomplicated C++ code snippet, you'll encounter the creation and invocation of a straightforward function to calculate the sum of two integers.

#include <iostream>

int add(int a, int b) {
    return a + b;
}

int main() {
    int result = add(3, 4);
    std::cout << "Result: " << result << std::endl;
    return 0;
}