\"比心算\"是一个锻炼玩家心算和快速反应能力的游戏,非常适合java初级学习者,能够通过编写提高对数组,字符串与异常处理的能力.PS:我也是个java爱好者,希望与大家共同进步.-"than mental arithmetic" is a player mental arithmetic training and rapid reaction capability of the game and are very suitable for java primary lear