c语言4-2

#include "stdafx.h" #include"stdio.h" int main(){  int year;  printf("input the year:");  scanf("%d",&year);  if(year%100 != 0&&year%4 == 0|| year%400 == 0){

printf("year:%d,month:2,days:29",year);}

else{

printf("year:%d,month:2,days:28",year);} return 0;

}