#include <iostream>

int promptNumber(const char*);
void addSubTwoNumbers();

int main()
{
    std::cout << "Add and Subtract 2 Numbers:\n\n";
    addSubTwoNumbers();
    return 0;
}

int promptNumber(const char* prompt) {
    int toReturn {};
    std::cout << prompt;
    std::cin >> toReturn;
    return toReturn;
}

void addSubTwoNumbers() {
    int num1 {promptNumber("Enter a integer: ")};
    int num2 {promptNumber("Enter another integer: ")};
    std::cout << num1 << " + " << num2 << " = " << num1 + num2 << "\n";
    std::cout << num1 << " - " << num2 << " = " << num1 - num2 << "\n";
}