There is a game that is somewhat like a pinball machine called quot;plinkoquot; or quot;pachinkoquot;. A ball is dropped from the top and falls...

There is a game that is somewhat like a pinball machine called "plinko" or "pachinko". A ball is dropped from the top and falls through a series of pins. Each time it hits a pin, it can go to the left or the right. To give you a simple example, suppose a ball falls through three rows of pins arranged like a "quincunx", as follows: