代码
static void Main(string[] args)
{
Console.Write(Foo(11));
Console.Read();
}
public static int Foo(int i)
{
if (i == 1 || i == 2)
{
return 1;
}
else
{
return Foo(i - 1) + Foo(i-2);
}
}
1,3,5,8,13,21,34,55