屏幕上方的字母随机出现

第一个方框内的数字表示操作者打字正确的个数(可表示0-999)

第二个方框内的数字表示在某个等级里所出现字母的个数(可表示0-999)

第三个方框内的数字表示在所有等级里所出现字母的总个数(可表示0-999)

按空格键选择打字等级, 即字母下落的速度快慢,分六个等级,其中第一级最快,第六级最慢

按回车键确定进入游戏

按ESC键可随时退出,否则,将继续进行

按BACK键后退一格重新选择等级-screen above the emergence of the first letters were a box of said operator typing the correct number (can be expressed 0-999) The second box in the figures indicated a certain level have emerged in the number of letters (indicated 0-999 ) and a third the number of boxes in all grades have emerged of the total number of letters (can be expressed 0 -999) of the blanks button to select the type hierarchy, the whereabouts of the letters speed pace in six grades, the fastest first-class, sixth-slowest press the Enter Key entered the game determined by the ESC key can withdraw at any time, or else will continue retreat by the BACK button re-select a lattice grading