#代码
Console.WriteLine("请输入年份");
string str_year = Console.ReadLine();
int year = Convert.ToInt32(str_year);
bool b =year % 400 ==0 || (year % 4 ==0 && year % 100 !=0);
Console.WriteLine("你输入的年份是:{0},此年份是不是闰年{1}",year,b);
Console.ReadKey();
#效果
图片发自简书App