没有调用 make 函数..
by andyli @ 2020-06-30 11:53:31
特判
```cpp
if(n == 1 || n == 0)
{
printf("0");
return 0;
}
```
(20分)
by algobase @ 2020-06-30 11:55:37
@[andyli](/user/84282) aaa对啊忘了
谢谢dalao
by LeonXY @ 2020-06-30 12:26:42