Console.WriteLine("输入a");
int a = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("输入b");
int b = Convert.ToInt32(Console.ReadLine());
int c=a%b;
int d=a+b;
if (c == 0)
{
Console.WriteLine("a");
}
if (d > 100)
{
Console.WriteLine("a");
}
else
{
Console.WriteLine(b);
}
Console.ReadKey();
