Computer keyboard for use with software for playing games or solving puzzles

摘要

A computer system having a computer keyboard for use with software for playing games or solving puzzles is disclosed, which includes software for playing a puzzle game, a central processing unit for processing the software, a monitor for the display of information receiving from the central processing unit and a keyboard connected to the central processing unit for manipulating information displayed on the monitor. The keyboard includes a keypad having a rectangular pattern of keys for a direct exchange of positions occupied by two partial pictures. The direct exchange is carried out by depressing any two keys of the keypad, thus, permitting the exchange of partial pictures not necessarily located within a common row or a common column, nor located at an end of a row or an end of a column. The exchange of partial pictures corresponds to the keys so depressed within a rectangular picture displayed on said monitor.