Slot machines, sometimes known as "one-armed bandits," are a common sight in casinos all over the world. Their appeal is rooted in their simplicity and the excitement of possibly striking it rcuet slotsich with a single button push or lever pull. Fundamentally, slot machines work on the simple principle that players must spin the reels, insert money, & hope that the symbols will line up in a winning combination. Since these machines' invention in the late 19th century, their mechanics have undergone substantial change, evolving from mechanical devices to complex digital systems.