1、打开桌面的pycharm程序；
3、依次点击 New > Python File新建一个python文件；
5、如图示输入如下代码：year = int(input('year:\n'))month = int(input('罪焐芡拂month:\n'))day = int(input('day:\n'))months = (0,31,59,90,120,151,181,212,243,273,304,334)if 0 <= month <= 12: sum = months[month - 1]else: print ('data error')sum += dayleap = 0if (year % 400 == 0) or ((year % 4 == 0) and (year % 100 != 0)): leap = 1if (leap == 1) and (month > 2): sum += 1print ('it is the %dth day.' % sum)
6、将鼠标移动至该代码的标签页并右键找到如图示选项：
