#include <iostream>
using namespace std;
 
int main() {
    int prompt = NULL;
    cout << "1. Cube" << endl;
    cout << "2. Sphere" << endl;
    cout << "3. Prism" << endl;
    cout << "4. Cylinder" << endl;
    cout << "5. Cone" << endl;
    cout << "6. Quit" << endl;
    cout << "Choose an option by typing in the corresponding number: ";
 
    while(!(cin >> prompt) || prompt < 0 || prompt > 6) cout << "Cannot read input.\nChoose an option between 1 and 6: ";
 
    cout << "This worked: " << prompt << endl;
}

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LTEzCjQyCjY=

-13
42
6