corral-demo-2025-06-26_18.08.21

# CORRAL CORRAL is a game program inspired by Harry (short for Aragon), a horse acquired in a rash moment of indulgence for a teen-age daughter. Harry, in his own inimitable style, taught us much about the care, feeding and psychology of the equine species. Some of that hard-won psychology has found its way into CORRAL, which is a one-dimensional simulation of the two- (and almost three-) dimensional problem of catching Harry for anything other than food. The main reason for confining Harry’s alter ego in the computer to only one dimension is simply to conserve paper on hard-copy terminals. Even so, the presentation is very effective on a video display unit. The corral itself is bounded by a pair of side-rails represented by upper-case I characters separated by 21 spaces. The cowboy C always enters beside the leftmost rail while the horse H is happily mooching somewhere between positions 1 and 1 8 with a bias towards the right. This bias and the various other behavioral peculiarities