歸檔: 2020 | YuYan's blog

2020

10

30

1038. Binary Search Tree to Greater Sum Tree

Link: https://leetcode.com/problems/binary-search-tree-to-greater-sum-tree/ Give

2020-10-30 LeetCode

30

538. Convert BST to Greater Tree

Link: https://leetcode.com/problems/convert-bst-to-greater-tree/ Given the root

2020-10-30 LeetCode

c/c++ Medium

27

Ubuntu 啟用 google bbr

reference: quic: [https://en.wikipedia.org/wiki/QUIC] eanble bbr: [https://www.

2020-10-27 Linux

ubuntu quic bbr

14

1081. Smallest Subsequence of Distinct Characters

Link: [https://leetcode.com/problems/smallest-subsequence-of-distinct-characters

2020-10-14 LeetCode

c/c++ Medium

05

1399_Count Largest Group

Link: https://leetcode.com/problems/count-largest-group/ Given an integer n. Eac

2020-10-05 LeetCode

c/c++ Easy

09

30

1446. Consecutive Characters

Link: https://leetcode.com/problems/consecutive-characters/ Given a string s, th

2020-09-30 LeetCode

c/c++ Easy

30

LeetCode Note.

Common Container1. string substr(i,str.length()-i) find rfind c_str() erase 2.

2020-09-30 LeetCode

c/c++

29

1413. Minimum Value to Get Positive Step by Step Sum

Link: https://leetcode.com/problems/minimum-value-to-get-positive-step-by-step-s

2020-09-29 LeetCode

c/c++ Easy

29

1403. Minimum Subsequence in Non-Increasing Order

Link: https://leetcode.com/problems/minimum-subsequence-in-non-increasing-order/

2020-09-29 LeetCode

c/c++ Easy

28

algorithm - test2

Question輸入一個金額 dst，列出最佳找法。 Anwser程式思路: 用 BFS 直接展開解 #include <iostream> #inclu

2020-09-28 Exercise

c/c++

27

algorithm - test1

QuestionGiven a string with “a~z” and “<” that represent you type the keyboar

2020-09-27 Exercise

c/c++

26

1122. Relative Sort Array

Given two arrays arr1 and arr2, the elements of arr2 are distinct, and all eleme

2020-09-26 LeetCode

c/c++ Easy

26

1512. Number of Good Pairs

Link: https://leetcode.com/problems/number-of-good-pairs/ Given an array of inte

2020-09-26 LeetCode

c/c++ Easy

26

1528. Shuffle String

Given a string s and an integer array indices of the same length. The string s w

2020-09-26 LeetCode

c/c++ Easy

26

1431. Kids With the Greatest Number of Candies

Link: https://leetcode.com/problems/kids-with-the-greatest-number-of-candies/ Gi

2020-09-26 LeetCode

c/c++ Easy

26

1480. Running Sum of 1d Array

Link: https://leetcode.com/problems/running-sum-of-1d-array/ Given an array nums

2020-09-26 LeetCode

c/c++ Easy

26

1470. Shuffle the Array

Link: https://leetcode.com/problems/shuffle-the-array/ Given the array nums cons

2020-09-26 LeetCode

c/c++ Easy

26

1313. Decompress Run-Length Encoded List

Link: https://leetcode.com/problems/decompress-run-length-encoded-list/ We are g

2020-09-26 LeetCode

c/c++ Easy

21

FreeRadius Server and Client Note

FreeRadius 使用筆記

2020-09-21 Linux

note FreeRadius

03

Openssl - Certificate expiration check

用openssl檢查CA是否到期，以及應用snmpd去管理CA，最後介紹openwrt開啟 snmp V3 要注意什麼。

2020-09-03 Linux

openssl snmpd openwrt

01

OpenWRT snmpd v3 - snmpwalk authpriv Decryption error

snmp.conf 設定檔 vim /etc/snmp/snmp.conf createUser user MD5 "987654321" DES "1234

2020-09-01 Linux

net-snmp snmp OpenWRT

08

24

Nand Flash 燒入筆記

紀錄個人剛到部門的筆記

2020-08-24 ezio_worklog

07

24

Ubuntu 使用 SocksV5 筆記

利用docker，創建兩個容器，一個用dante-server當代理伺服器使用，另一個用代理鏈工具proxychains指定應用程式導向代理伺服器。

2020-07-24 Linux

note ubuntu socks

06

19

Ubuntu 使用 docker 筆記_Part2

到研華後，紀錄docker常用的指令，以及一些簡易的DockerFile撰寫筆記

2020-06-19 Linux

note ubuntu docker