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

Claim 1

A computer system having a computer keyboard for use with software for playing games or solving puzzles, comprising: software for playing a puzzle game; a central processing unit for processing said software; a monitor for the display of information receiving from said central processing unit; a keyboard connected to said central processing unit for manipulating information displayed on said monitor, said keyboard including: a first keypad having a rectangular pattern of keys of "m" times "n" keys, wherein "m" and "n" are each an integer of from, and including, 4 to 8; means for a direct exchange of positions occupied by two partial pictures, said means for a direct exchange including a depression of any two keys of said first keypad for permitting the direct exchange of partial pictures not located within a common row or a common column, nor located at an end of a row or an end of a column, corresponding to the keys so depressed, within a rectangular picture displayed on said monitor; and, a second keypad having keys for designating "yes" and "no" functions and for moving columns within the rectangular picture displayed on said monitor in either a leftward or rightward direction, said second keypad further including "+" and "-" keys for designating clockwise and counter-clockwise, respectively, whereby actuation of said "+" key results in a turn of a selected partial picture in a clockwise direction by 90° for each depression of said "+" key and actuation of said "-" key results in a turn of a selected partial picture in a counter-clockwise direction by 90° for each depression of said "-" key.