using namespace std;

#define pek 32
#define con(n) ID ## n
#define con2(n) con(n)
#define pekka con2(pek)

#define pekka2 ID ## pek

#define coni(n) ID ## n
#define pekka3 coni(pek)

int main() {
    int pekka = 5; // int ID32 = 5;
    int pekka2 = 10; // int IDpek = 10;
	int pekka3 = 15; // int IDpek = 15;
}