do-while loop for deciding to repeat a section of code

// do-while loop for deciding to repeat a section of code
    do{

    // initialize variables
    char ans;

    // prompt

    // Echo inputs

    // calculation

        cout << "\nHello\n\n";
        cout << "Continue Program  (y/n) ? \n";
        cin >> ans;

    } while(ans == 'y' || ans == 'Y');

    // output
    cout << "\n\t\t\t\t\t\t\tGood-bye\n";
    cout << "\n\n\t\t\t\t\t\t\t~ End of Program ~\n" << endl;