#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
int is_leap_year(int y)
{
if ((y % 4 == 0 && y % 100 != 0) || y % 400 == 0)
return 1;
else
return 0;
}
int main()
{
int year = 0;
for (year = 1000; year < 3000; year++)
{
if (is_leap_year(year) == 1)
printf("%d ", year);
}
}
