【實用解謎app】Bulls & Cows|最夯免費app-綠色工廠好玩App

Bulls and Cows Game is also known as MasterMind. The program generates a four digit number, all four digits are different. Any number can be guessed in 7 tries or less. To the right column displays total number of digits you guessed right - "Cow", "Bulls" shows how many of those that exists were placed at the right place .