simpleCatch.cpp

#include <iostream>

using namespace std;

int oddify(int x) {
    if(x%2 == 0) {
        return x-1;
    }

    throw "Problem!";
}

int main()
{
    int x;

    cout << "Enter an integer: ";
    cin >> x;

    try {
        x=oddify(x);
    } catch(const char *ex) {
        cerr << "An exception happened: " << ex << endl;
        return -1;
    }

    cout << "The odd version of your number is: " << x << endl;

    return 0;
}