6.python输入整数年份，判断对应整数年份是否为闰年并输出结果

# -*- coding: UTF-8 -*-
year = int(input("输入一个年份："))
if year % 100 == 0:
    if year % 400 == 0:
        print('%d年是闰年' % year)
    else:
        print('%d年不是闰年' % year)
else:
    if year % 4 == 0:
        print('%d年是闰年' % year)
    else:
        print('%d年不是闰年' % year)

转载：传送门