6.30

/* 6.30
Deitel& Deitel C++ How to Program, 10th ed(Indian subcontinent adaptation)
Visual Studio Community 2019 */

#include <iostream>
using namespace std;

int reverseIt(int test) {
    int reversed{ 0 };
    int aDigit;
    while (test > 0) {
        aDigit = test % 10; // rightmost digit falls off
        test /= 10; // shift number to right
        reversed *= 10;
        reversed += aDigit;
    }
    return reversed;
}

int main() {
    int testInt{ 0 };
    int newInt{ 0 };
    cout << "Enter an integer: ";
    cin >> testInt;
    newInt = reverseIt(testInt);
    cout << "Your integer, " << testInt << ", is now " << newInt << endl;

    return 0;
}