Math quiz program for addition , subtraction , multiplication and revision of wrong answers.
这是一个数学猜谜程序，可用于加法，减法，乘法，并能修改错误答案。
Math quiz application - math quiz program for addition, subtraction, multiplication and revision of wrong answers.
这是一个数学猜谜程序，可用于加法，减法，乘法，并能修改错误答案。
Build a timed math quiz game, where the player must answer four random arithmetic problems within a specified time.
构建一个计时的数学测验游戏，在该游戏中，玩家必须在指定时间内回答四道随机的数学习题。
There were only decimal math problem on the quiz.
测验中只有十进位的数学题。
There were only decimal math problem on the quiz.
测验中只有十进位的数学题。
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