Introduction - If you have any usage issues, please Google them yourself
A keystroke game. After running the game, the screen will randomly generate a character, then the user tap the basis of this character the corresponding letters on the keyboard, if the two match then the score plus one, or minus 1. In addition, over a certain time limit user does not have buttons, scores are also minus one. At the same time, you can also choose the game difficulty, the user first select the degree of difficulty, and then start the game.