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CF708B Recover the String 构造
For each string s consisting of characters '0' and '1' one can define four integers a00, a01, a10 and a11, where axy is the number of subsequences of ...
分类:其他好文   时间:2018-12-16 18:05:40    阅读次数:208
GoldenGate—AUTORESTART配置
AUTORESTART Valid For Manager Valid For Manager Description Use the AUTORESTART parameter to start one or more Extract and Replicat processes automati ...
分类:其他好文   时间:2018-12-14 13:04:17    阅读次数:193
Chisel3 - util - Valid
https://mp.weixin.qq.com/s/L5eAwv--WzZdr-CfW2-XNA Chisel提供的Valid接口。如果valid为置1,则表明输出的bits有效;反之,则输出无效。 参考链接: https://github.com/freechipsproject/chisel3 ...
分类:其他好文   时间:2018-12-13 23:27:18    阅读次数:358
【LeetCode】161. One Edit Distance
Difficulty: Easy More:【目录】LeetCode Java实现 Description The API: int read4(char *buf) reads 4 characters at a time from a file.The return value is the a ...
分类:其他好文   时间:2018-12-13 21:18:34    阅读次数:179
LeetCode算法题-Valid Anagram(Java实现)
这是悦乐书的第 198 次更新,第 205 篇原创 01 看题和准备 今天介绍的是LeetCode算法题中Easy级别的第61题(顺位题号是242)。给定两个字符串s和t,写一个函数来确定t是否是s的anagram。例如: 输入:s =“anagram”,t =“nagaram” 输出:true 输 ...
分类:编程语言   时间:2018-12-11 11:22:13    阅读次数:209
Leetcode20 Valid Parenthese
8ms和12ms,末流。 简化了一下代码,依旧很慢。 10ms,14ms,看看别人的吧。 看了最快的3ms方法,是使用了数组代替stack实现,所以会快一些。自己尝试一遍吧。 可以了。然后记录个容易出bug的写法,我之前上面这段是这么写的 乍一看没啥毛病对吧,但是咋跑咋不对,只能跑出()是对的,{} ...
分类:其他好文   时间:2018-12-10 18:01:37    阅读次数:174
ubuntu 18.04在更新软件库时出现E: Release file for http://security.ubuntu.com/ubuntu/dists/bionic-security/InRelease is not valid yet...
1.完整的错误信息如下: E: Release file for http://security.ubuntu.com/ubuntu/dists/bionic-security/InRelease is not valid yet (invalid for another 11d 10min 50s ...
分类:Web程序   时间:2018-12-10 17:57:39    阅读次数:916
[LeetCode] 340. Longest Substring with At Most K Distinct Characters
Given a string, find the length of the longest substring T that contains at most k distinct characters. Example 1: Input: s = "eceba", k = 2 Output: 3 ...
分类:其他好文   时间:2018-12-10 13:56:45    阅读次数:179
32. Longest Valid Parentheses
"""32. Longest Valid ParenthesesHard134368 Given a string containing just the characters '(' and ')', find the length of the longest valid (well-forme ...
分类:其他好文   时间:2018-12-09 20:05:49    阅读次数:159
[leetcode-921-Minimum Add to Make Parentheses Valid]
Given a string S of '(' and ')' parentheses, we add the minimum number of parentheses ( '(' or ')', and in any positions ) so that the resulting paren ...
分类:其他好文   时间:2018-12-05 13:22:20    阅读次数:274
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