5.1例题--判断闰年--2733

#include <stdio.h>#include <stdlib.h>int main(int argc, char *argv[]){  int year;    scanf( "%d" , &year );    if( year%4 !=0 ) printf("N\n") ;   else if( year%100==0 && year%400!=0 ) printf("N\n");       else if( year%3200 == 0 ) printf("N\n");            else printf("Y\n");    system("PAUSE");  return 0;}