#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[]) {
int year;
while(scanf("%d",&year) != EOF){
if (((year%400)== 0) || ((year%4) == 0 && (year % 100 != 0))){
printf("閏年\n");
}
else printf("平年\n");
return 0;
}
}