#include #include using namespace std; struct Human { string name; int pos; //Human(string iname, int ipos) : name(iname), pos(ipos) {} Human(string iname) { double ipos = rand() % 10; name = iname; pos = ipos; } void display() { cout << "Hi from " << name << " and I am at " << pos << endl; } }; void updateHumans(list& lstHumans) { for (auto& phuman : lstHumans) { int posChange = rand() % 10; int newPos = (phuman->pos + posChange) % 10; phuman->pos = newPos; if (newPos == 0) { cout << "---------------------New " + phuman->name + "-----------------------\n"; lstHumans.push_back(new Human("New " + phuman->name)); } } for (auto& phuman : lstHumans) { phuman->display(); } } void checkCollosion(list& lstHumans) { if (lstHumans.size() < 2) return; auto itr1 = lstHumans.begin(); auto itrEnd = lstHumans.end(); for (;itr1!=itrEnd;++itr1) { auto itr2 = itr1; for (++itr2; itr2 != itrEnd; ++itr2) { if ((*itr1)->pos == (*itr2)->pos) // collision and both dies { Human* p1 = *itr1; Human* p2 = *itr2; cout << "-------------->Oh god... Bye bye from " << p1->name << " & " << p2->name << endl; lstHumans.remove(p1); lstHumans.remove(p2); /*delete p1; delete p2; p1 = nullptr; p2 = nullptr;*/ return; } } } } int main() { srand(time(nullptr)); list lstHumans; lstHumans.push_back(new Human("Ketan1")); lstHumans.push_back(new Human("Ketan2")); lstHumans.push_back(new Human("Ketan3")); lstHumans.push_back(new Human("Ketan4")); lstHumans.push_back(new Human("Ketan5")); lstHumans.push_back(new Human("Ketan6")); int cnt = 11; while (--cnt) { cout << "Updating locations : \n"; cout << "------------------ : \n"; updateHumans(lstHumans); cout << "Checking for collasion : \n"; cout << "------------------ : \n"; checkCollosion(lstHumans); } return 0; }