-
It's already possible to choose which of these filing systems is used as the default via `*CONFIGURE FILE D/N`, but as discussed [here](https://stardot.org.uk/forums/viewtopic.php?f=3&t=20730) it is …
-
数字 n 代表生成括号的对数,请你设计一个函数,用于能够生成所有可能的并且 **有效的** 括号组合。
示例:
```
输入:n = 3
输出:[
"((()))",
"(()())",
"(())()",
"()(())",
"()()()"
]
```
来源:力扣(LeetCode)
…
-
## 两数求和
> 给定一个整数数组 nums 和一个目标值 target,请你在该数组中找出和为目标值的那**两个**整数,并返回他们的数组下标。
> 你可以假设每种输入只会对应一个答案。但是,你不能重复利用这个数组中同样的元素。
>
> 示例:
>
> 给定 nums = [2, 7, 11, 15], target = 9
>
> 因为 nums[0] + nums…
-
I tried to generate the static picture of the rendered graph with phantom.js, but when node number is huge, it will exceed browser stack limit. I think the the stack size for webkit render engine is 5…
ghost updated
10 years ago
-
from https://www.acwing.com/solution/content/65497/
[not recommend to use]
```cpp
class Solution {
public:
static const int N = 1010;
struct Node {
int l, r, key, v;
} tr[N];
int …
-
The naive DFS implementation is terrible, fix it.
-
# [39. 组合总和](https://leetcode-cn.com/problems/combination-sum/)
给定一个无重复元素的数组 candidates 和一个目标数 target ,找出 candidates 中所有可以使数字和为 target 的组合。
candidates 中的数字可以无限制重复被选取。
说明:
- 所有数字(包括 target)…
-
**Describe the bug**
Geocoder fals when other geo objects functions get empty data from osm (that's just my assumption). In the following case seems railways request caused problem.
**Full error o…
-
给定一个可包含重复数字的序列,返回所有不重复的全排列。
示例:
输入: [1,1,2]
输出:
[
[1,1,2],
[1,2,1],
[2,1,1]
]
-
```
1.there are bugs In Kfs_fuse_main.cc
2.when client call write(nfd,buf,nwrite) function to write data into dfs,
why the return size is even bigger than nwrite size .Lt is absurd. l print the
log
…