#include <iostream>

using namespace std;

void display(int);
void process(void);

void display(int i) {
    cout << "Your sum is: " << i << endl;

    return;
}

void process(void) {
    int x, y;

    cerr << "Enter in the 1st number: ";
    cin >> x;

    cerr << "Enter in the 2nd number: ";
    cin >> y;

    display(x+y);

    return;
}

int main()
{

    cout << "Starting up..." << endl;
    process();
    cout << "Finished..." << endl;

    return 0;
}