/* Scroll down to main function and you will be able to create your own shop, customer, and items to sell To avoid that you don't know where, the main function is at line 80. :) */ #include using namespace std; struct Item { string name; unsigned int price; Item(string n="\0", int p=1): name(n), price(p) {} Item(const Item &obj) { //Copy Constructor name = obj.name; price = obj.price; } }; struct Shop { int counter; Item i[256]; string name; Shop(string n): name(n) {counter=0;} string addItem(string n, int m) { if(counter == 255) { cout << "You can't add items any more."; return "\0"; } Item tmp(n, m); i[counter] = tmp; counter++; return n; } string addItem(Item x) { if(counter == 255) { cout << "You can't add items any more."; return "\0"; } i[counter] = x; counter++; return x.name; } }; class Customer { public: Customer(string n, int m): name(n), money(m) {} void buy(string str, Shop s, int n = 1) { Item w(str, 0); for(int element = 0 ; element < s.counter ; element++) { if(str == s.i[element].name) { w = s.i[element]; break; } } if(w.price == 0) { cout << "There's no such item in " << s.name << ".\n"; return; } int tmp = money - w.price * n; if(tmp < 0) { cout << "You don't have enough money.\n"; } else { money -= w.price * n; cout << name << " just bought " << n << ' ' << w.name << " from " << s.name << ". -" << w.price * n << "$ [" << money << "$ left.]\n"; } } private: string name; unsigned int money; }; int main() { /////////////FORMAT////////////////// //Create a Shop: Shop var("_NAME_"); //Create a Customer: Customer var("_NAME_", _MONEY_); //Create an Item: Item var("_NAME_", _PRICE_); //Add exist Item to Shop: _shop_.addItem(_item_); //Create Item for shop: _shop_.addItem("_NAME_", _MONEY_); //Customer buy something: _customer_.buy(_item's name_, _from_what_shop_, _how_many_) ///////////////////////////////////// Shop PC("Electronic Store"); Shop Food("NC D0nalb"); Customer Josh("Josh", 98000); Customer Carrie("Carrie", 9487); Item gCard("GTX 1080", 15800); PC.addItem("Gaming Mouse", 800); PC.addItem(gCard); Food.addItem("Beast Burger", 70); Josh.buy("GTX 1080", PC, 3); Carrie.buy("Beast Burger", Food,2); return 0; }

[|Shop Simulator|] Make your own market