#include <iostream>

using namespace std;

int main()

{

    int num, i, j, count = 0;

    cout << "enter the positive whole number you want to check" << endl;

    cin >> num;

    if (num == 1)

    {

        cout << "number 1 is neither prime nor composite" << endl;

    }

    else if (num == 0 || num < 0)

    {

        cout << "number is either zero or negative" << endl;

    }

    else if (num > 1)

    {

        for (i = 1; i <= num; i++)

        {

            if (num % i == 0)

            {

                cout<< i << "," ;

                count++;

                        }

        }

        cout<<" are the numbers "<<num <<" is divisible by"<<endl;

        if (count == 2)

        {

            cout<<endl << num << " is prime" << endl;

        }

        else if (count > 2)

        {

            cout <<endl << num << "  is not prime" << endl;

        }

    }

    return 0;

}