int main() { ??srand(time(NULL)); ??vector> v = { ????????{"12 X 7 = ", 84}, ????????{"12 X 8 = ", 96}, ????????{"12 X 9 = ", 108}, ????{"12 X 11 = ", 132}, ????????{"12 X 12 = ", 144}, ????????{"13 X 4 = ", 52}, ????{"13 X 5 = ", 65}, ????????{"13 X 6 = ", 78}, ????????{"13 X 7 = ", 91}, ????{"13 X 8 = ", 104}}; ??random_device rd; ??mt19937 g(rd()); ??shuffle(v.begin(), v.end(), g); ??int answer; ??for(int i = 0; i < v.size(); i++) ??{ ????cout << v[i].first; ????cin >> answer; ????if(answer == v[i].second) ??????cout << "Correct!\n"; ????else ??????cout << "Wrong.\n"; ??} ??return 0; }