如何优化
by __wfx @ 2019-05-07 11:45:57
就是T第十九个点
by __wfx @ 2019-05-07 11:46:24
谢谢已AC
将
```
if(A_star() + k <= m) dfs(xx, yy, k + 1);
```
改为
```
if(A_star() + k < m) dfs(xx, yy, k + 1);
```
就A了
by __wfx @ 2019-05-07 11:49:20