6.20

/* 6.20 Factors
        Deitel & Deitel C++ How to Program, 10th ed(Indian subcontinent adaptation)
        Visual Studio Community 2019
*/

#include < iostream>
#include <cmath>
using namespace std;

bool isFactor(int testNum, int possibleFactor ) {
    if (testNum % possibleFactor == 0) return true;
    else return false;
}

int main() {
    while (true) {
        int someInt, someFactor;
        cout << "Enter a number and then enter a possible factor (or enter a 0 to end): ";
        cin >> someInt;
        if (someInt == 0) break;
        cin >> someFactor;
        if (someFactor == 0) break;
        cout << "You entered " << someInt << " and you wish to test if " << someFactor << " is a factor." << endl;
        cout << "Result: ";
        if (isFactor(someInt, someFactor)) cout << "true, " << someFactor << " is a factor of " << someInt << endl;
            else cout << "false, " << "Sorry, " << someFactor << " is not a factor of " << someInt << endl;
    }
    return 0;
}