Lili Bazaar And Cashier

Lili is sweet small girl. Lili likes shopping. Today Lili helps her uncle. Because her uncle is ill. So she have to help her to sell something. There are many vegatables and fruits. Follow costmers list and give them correct things. Then accept payment.working as a real cashier
enter the price of the products by hand
add products such as food, fruits and vegetables, in the shopping bag
use the cash register to make the receipt
accept money from the customer as coins
put the right amount on the cash register
be quick otherwise the customer will get angry !
are you good enough to serve all customers of the supermarket ?