1307: 聪明的奶牛

Memory Limit:128 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:66 Solved:49

Description

给奶牛分苹果,但苹果不够多,只有聪明的奶牛才有得吃,给他们一个年份,能够正确回答出平年闰年的有得吃

Input

1996

Output

runnian

Sample Input Copy

1997

Sample Output Copy

pingnian