输入年、月、日、时、分、秒，在屏幕上模拟显示一电子计时器，不断输出下一秒的时间和日期，以及格林威治的日期和时间。-Enter the year, month, day, hour, minute, second, analog display on the screen of an electronic timer, continuous output time and date of the next second, as well as the date and time in Greenw