Pesudo(er) basic LotteryNumberGenV1 Cplusplus

#include <iostream>
#include <cstdlib>
#include <ctime>
#include <set>
using namespace std;

void lotteryGen(int lotteryType, int numberCount) {


    set<int> lotteryNumber;

    while (lotteryNumber.size() != lotteryType)
    {
        int randtemp = rand() % numberCount + 1;

        lotteryNumber.insert(randtemp);


    }


    //    sort(begin(lotteryNumber), end(lotteryNumber));


    for (auto it = lotteryNumber.begin(); it !=
        lotteryNumber.end(); ++it)
    {

        cout << ' ' << *it;
    }
    cout << "" << endl;





}


int main() {

    int times = 0;

    int typeLottery = 0;


    srand(time_t(nullptr));

    cout << "Adja meg hanyas lotto (5,6,7)" << endl;
    cin >> typeLottery;

    if (typeLottery != 5 && typeLottery != 6 && typeLottery != 7)
    {
        exit(3);

    }
    cout << "Adja meg hany mezot szeretne generalni:" << endl;

    cin >> times;



    for (int i = 1; i <= times; i++)
    {

        switch (typeLottery) {
        case 5:lotteryGen(5, 90); break;
        case 6:lotteryGen(6, 45); break;
        case 7:lotteryGen(7, 35); break;
        default: cout << "Adja meg ujra a kivant tipust"; break;
        }

    }

    return 0;
}