#include <iostream>
using namespace std;

class foo {
    private:
        int a, b;
    public:
        void rec(int x) {
                a = x;
        }
        void test() {
                cout << "hej\n" << a << endl;
        }
};

int main(void)
{
        foo test;
        test.rec(7);
        test.test();
        
        return 0;
}