Game Parameters

Parameters that affect the game configuration and play are summarized in Table .

Table: Summary of game parameters.

$s_{X}$	Size of game grid in the $X$ (left-to-right or east/west) direction.
$s_{Y}$	Size of game grid in the $Y$ (top-to-bottom or north/south) direction.
$t_{s}$	Game speed (milliseconds). Wall-clock delay between increments of the global game clock.
$t_{\mathrm{max}}$	Game length (seconds). Wall-clock time determining the total length of game play.