时间函数举例,一个猜数游戏，判断一个人反应快慢-For example, a function of time, a number guessing game to determine a person' s reaction speed

根据描述开始猜数字，同时计时开始，直到猜对了数字时间表会停止，时间就是反应时间-According to descr iptions start guessing, but the start time until the guessed number timetable will stop, time is the reaction time