Snack Machine

A function is a lot like a vending machine. On a vending machine, you enter a code and out comes something to eat or drink. There's an input (the code you type in) and an output (the food or drink the machine drops at the bottom for you). A function takes an input value and gives you an output value.An automated machine which is intended to provide the users with a diverse range of products: snacks, beverages, pizzas, cupcakes, newspapers, tickets, etc. A vending machine dispenses a product to the users based on the amount of money inserted and selection of the product.