To find the trash can on the desktop. It is located in a row with all the other icons and looks like an ordinary box.
If you can't find it on the desktop, you might have removed its shortcut. To search, use a special program. To do this, click on "My computer" the right mouse button. In the window that appears, select "find". A form will appear search. Enter the name of the "Cart" and click "search". After the folder is found, repair the shortcut. Then it will appear on your desktop. If the search yields no result, it means that you accidentally removed the folder completely.
You can reinstall the operating system, but if it kept a lot of files, then that would be problematic. You can look on the installation disks, but are likely to help you can only.