Publisher's blurb In program Guess, the computer chooses a random integer between 0 and any limit you set. You must then try to guess the number the computer has chosen using the clues provided by the computer. .. Guess [was originally written] in FOCAL which appeared in the book "Computers in the Classroom" by Walt Koetke. User summary The game is published as type-in source code in Basic Computer Games (Microcomputer Edition), ed. David H. Ahl with Steve North, Workman Publishing, New York, 1978 (ISBN 0-89480-052-3). The BASIC source code listing is published in Microsoft BASIC 3.0; suggestions for conversion to a wide range of other BASIC implementations are provided.