这是一个猜数字游戏，电脑产生一个四位数，你有8次机会猜，数对位置不对用B记录，熟悉和位置有对用A记录，例如1A2B即有一个数你猜的位置和数字正确，有两个是数字正确，位置不对-This is a猜数字games, a four-digit computer-generated, do you have 8 chances to guess a few of the records of the location of B is not used, and familiar with the position of using A records, for example, that a few 1A2B do you think the location and number of right, two is the number of correct, wrong location