Modern C++ for Absolute Beginners: A Friendly Introduction to the C++ Programming Language and C++11 to C++23 Standards

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2023

S. DmitrovićModern C++ for Absolute Beginnershttps://doi.org/10.1007/978-1-4842-9274-7_9

9. Exercises

Slobodan Dmitrović¹  

(1)

Belgrade, Serbia

 

Standard Input

Write a program that accepts an integer number from the standard input and then prints it out.

#include <iostream>

int main()

{

    std::cout << "Please enter a number: ";

    int x;

    std::cin >> x;

    std::cout << "You entered: " << x;

}

Possible Output:

Please enter a number: 123

You entered: 123

Two Inputs

Write a program that accepts two integer numbers from the standard input and then prints them out.

#include <iostream>

int main()

{

    std::cout << "Please enter two integer numbers: ";

    int x;

    int y; ...