Bulls & Cows (Bulls & Cows)

Descripción del juego
The old, classic game of logic and deduction upon which Master Mind is most probably based!
Las reglas del juego
Guess the computer's four digit number in the fewest possible moves. After each guess, the computer will give you Bulls (or black marks) that each signify a correct digit in the correct position, and Cows (or white marks) that each signify a correct digit but in the wrong position. Then switch roles with the computer!