#include<stdio.h>
void main(int argc,char *argv)
{
	int x=0,i;
	printf("please input year:");
	gets(argv);
	for(i=0;argv[i]!='\0';i++)
		x=x*10+(argv[i]-'0');
	if(x%4==0&&x%100!=0||x%400==0)
		printf("%d shi yunnian",x);
	else
		printf("%d shi pingnian",x);
}