## Tags » BF's

#### Something Remains

At the 2013 World Fantasy Convention, held in Brighton, Joel Lane’s *Where Furnaces Burn* won the World Fantasy Award for Best Collection. Due to personal problems Joel wasn’t able to collect the award in person. 573 more words

#### [Leetcode] Minimum Height Trees

For a undirected graph with tree characteristics, we can choose any node as the root. The result graph is then a rooted tree. Among all possible rooted trees, those with minimum height are called minimum height trees (MHTs). 289 more words

#### Super tuning bait casting reels

Hi everyone,

I just wanted to share some resources about tuning bait casting reels that is not talked much about these days.

Please read these articles by the following authors. 57 more words

#### [Leetcode] Remove Invalid Parentheses

Remove the minimum number of invalid parentheses in order to make the input string valid. Return all possible results.

Example:```
"()())()" -> ["()()()", "(())()"]
"(a)())()" -> ["(a)()()", "(a())()"]
")(" -> [""] 441 more words
```

#### [Leetcode] Course Schedule II

There are a total of n courses you have to take, labeled from `0`

to `n - 1`

.

Some courses may have prerequisites, for example to take course 0 you have to first take course 1, which is expressed as a pair: … 354 more words

#### [Leetcode] Course Schedule

There are a total of n courses you have to take, labeled from `0`

to `n - 1`

.

Some courses may have prerequisites, for example to take course 0 you have to first take course 1, which is expressed as a pair: … 517 more words