// Prwtoi sto diasthma apo A mexri to B
#include <iostream>
using namespace std;

int checkPrimeNumber(int);

int main()
{
    int num1, num2;
    bool flag;

    cout << "Dose 2 akeraious >0: ";
    cin >> num1 >> num2;

    cout << "Prwtoi arithmoi apo " << num1 << " mexri " << num2 << " einai: ";

    for(int i = num1+1; i < num2; ++i)
    {
        flag = checkPrimeNumber(i);
        if(flag == false)
            cout << i << " ";
    }
    system("PAUSE");
    return 0;
}

// Synarthsh gia elegxo prwtwn arithmwn
int checkPrimeNumber(int num)
{
    bool flag = true;

    for(int d = 2; d <= num/2; ++d)
    {
        if (num%d == 0)
        {
            flag = false;
            break;
        }
    }
    return flag;
}