C語言求閏年代碼

#include<stdio.h>

int main()
{
  int year;
  year=1900;
  while(year<=2000)
  {
    if(year%400==0||year%4==0&&year%100!=0)
    {
      printf("%d是閏年\n",year);
      year++;
    }
    else year++;
  }
  return 0;
}