Console.WriteLine("请输入年份");
int year = Convert.ToInt32(Console.ReadLine());
bool b = year % 400 == 0 || year % 4 == 0 && year % 100 != 0;
Console.WriteLine(b);
Console.ReadKey();
Console.WriteLine("请输入年份");
int year = Convert.ToInt32(Console.ReadLine());
bool b = year % 400 == 0 || year % 4 == 0 && year % 100 != 0;
Console.WriteLine(b);
Console.ReadKey();