#### 注:不常在线,大家有话请@我谢谢。
#### (*^▽^*)
by yuyer @ 2019-03-09 20:02:26
```cpp
f[i][j]==f[i-1][j];
```
应改成
```cpp
f[i][j]=f[i-1][j];
```
by 星河·莫 @ 2019-04-12 13:17:33
@[愉快最厉害](/space/show?uid=36368) 看上面
by 星河·莫 @ 2019-04-12 13:17:48