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C - Keys https://atcoder.jp/contests/abc356/tasks/abc356_c 思路 对于样例1中的两种情况,可以推知如下推论: (1)1 2为real keys (2)1 3 为real keys, (3)上面两个不能同为真。 所以,上述可能得真钥匙组合为(1
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posted @ 2024-06-06 00:28
lightsong
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D - Intersecting Intervals 思路 对于区间重合问题, 经典做法 对 left 进行排序, 然后进行统计计数。 写了一版TLE,反思有冗余计数问题。 计算每一个区间的覆盖数目, 不需要TLE版本逐个往后数, 只需要使用lower_bound找出第一个大于等于 ri + 1 的
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posted @ 2024-05-25 23:04
lightsong
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C - Bingo 2 https://atcoder.jp/contests/abc355/tasks/abc355_c 思路 统计每行元素个数 统计每列元素个数 统计两个对角线的元素个数 任意一个达到n,则满足条件 Code https://atcoder.jp/contests/abc355/
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posted @ 2024-05-25 22:55
lightsong
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https://blog.csdn.net/songpeiying/article/details/131374638 command 2>&1 | tee -a file.txt https://www.cnblogs.com/amoyzhu/p/9182587.html nohup node b
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posted @ 2024-05-22 21:52
lightsong
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Why the Pipe Character “|” Works in LangChain’s LCEL http://cncc.bingj.com/cache.aspx?q=python+pipe+operator&d=4965480815663428&mkt=en-US&setlang=en-U
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posted @ 2024-05-22 09:43
lightsong
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neo4j https://neo4j.com/ GenAI apps, grounded in your data Power your applications with knowledge graphs. Backed by the only graph database with vecto
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posted @ 2024-05-21 22:12
lightsong
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C - AtCoder Magics https://atcoder.jp/contests/abc354/tasks/abc354_c 思路 首先按照a属性对数列进行排序,大的在前,小的在后, 完成后, 则数列在a参数上是非递增的。 如下图中x轴对应 a 参数, y轴对应c参数, discard条
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posted @ 2024-05-19 22:57
lightsong
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Azure 控制平面和数据平面 https://learn.microsoft.com/zh-cn/azure/azure-resource-manager/management/control-plane-and-data-plane Azure 操作可以分为两个类别 - 控制平面和数据平面。 本
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posted @ 2024-05-17 10:19
lightsong
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RAG Project with Ollama and LangChain via Gradio Interface https://github.com/fanqingsong/rag-ollama-langchain This repository hosts the implementatio
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posted @ 2024-05-16 23:16
lightsong
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D - Another Sigma Problem https://atcoder.jp/contests/abc353/tasks/abc353_d 思路 前缀和 + 快速幂 https://zhuanlan.zhihu.com/p/697255076 Code https://atcoder.j
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posted @ 2024-05-16 20:30
lightsong
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C - Sigma Problem https://atcoder.jp/contests/abc353/tasks/abc353_c 思路 暴力TLE 观察 a1 a2 ... an 序列 计算目标是, 两两结合并并求 模 sum = sigma (ai + aj)%1e8 ai , aj <=
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posted @ 2024-05-12 10:44
lightsong
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.netrc https://www.gnu.org/software/inetutils/manual/html_node/The-_002enetrc-file.html The.netrcfile contains login and initialization information us
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posted @ 2024-05-09 09:33
lightsong
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23. 合并 K 个升序链表 https://leetcode.cn/problems/merge-k-sorted-lists/?envType=study-plan-v2&envId=top-interview-150 思路 K个升序链表,依据显然的规则: 当前最小的值,肯定出自于K个升序链表的
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posted @ 2024-05-08 19:59
lightsong
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ollama + ollama web + fastapi app (langchain) demo https://github.com/fanqingsong/ollama-docker Welcome to the Ollama Docker Compose Setup! This proje
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posted @ 2024-05-04 23:28
lightsong
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Code Llama https://about.fb.com/news/2023/08/code-llama-ai-for-coding/ Takeaways Code Llama is an AI model built on top of Llama 2, fine-tuned for gen
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posted @ 2024-05-01 19:44
lightsong
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6 Ways For Running A Local LLM https://semaphoreci.com/blog/local-llm 1. Hugging Face and Transformers from transformers import AutoModelForCausalLM,
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posted @ 2024-05-01 19:15
lightsong
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FastChat https://github.com/lm-sys/FastChat 为服务基于大模型的chat应用, FastChat提供框架。 提供三个功能 training, serving, and evaluating 有评价功能、训练功能(fine tuning) 主要的还是 serv
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posted @ 2024-05-01 19:07
lightsong
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ollama https://ollama.com/ llama是meta发布的大语言模型, 自然意义是美洲鸵 这个平台软件 以 o 开头,类似召唤 美洲鸵的意思。 对应大语言模型,就是提供运行大模型的支撑。 Get up and running with large language models
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posted @ 2024-05-01 11:04
lightsong
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D - Grid and Magnet https://atcoder.jp/contests/abc351/tasks/abc351_d 思路 定义输入矩阵元素值 s matrix each cell can have three possible values: 0 - emtpy and no
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posted @ 2024-04-28 21:57
lightsong
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C - Merge the balls https://atcoder.jp/contests/abc351/tasks/abc351_c 思路 使用stack 记录 序列路径 对栈顶两个元素 尝试做缩减处理。 Code https://atcoder.jp/contests/abc351/subm
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posted @ 2024-04-28 21:50
lightsong
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mysqlalchemy audit extension https://sqlalchemy-declarative-extensions.readthedocs.io/en/stable/audit_tables.html from sqlalchemy import Column, types
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posted @ 2024-04-28 13:54
lightsong
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what https://zhuanlan.zhihu.com/p/137896709 Tutorial https://www.runoob.com/w3cnote/mysql-stored-procedure.html DEMO[create procedure + call from pyth
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posted @ 2024-04-28 13:41
lightsong
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记录指定参数变化 https://zhuanlan.zhihu.com/p/439273702 DELIMITER // CREATE TRIGGER log_sales_updates AFTER UPDATE ON sales FOR EACH ROW Insert into audit_log
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posted @ 2024-04-28 13:07
lightsong
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mysql+phpmysqladmin https://github.com/fanqingsong/docker-mysql-phpadmin 使用phpMysqlAdmin来管理mysql
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posted @ 2024-04-25 23:16
lightsong
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Principles of Object Oriented Class Design https://staff.cs.utu.fi/~jounsmed/doos_06/material/DesignPrinciplesAndPatterns.pdf The Open Closed Principl
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posted @ 2024-04-21 22:52
lightsong
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F - Transpose https://atcoder.jp/contests/abc350/tasks/abc350_f 思路 开辟数组,记录左右括号配对的位置值, 例如: 串:a(s)l 位置: 01234 数组值为 配对数组: 03010 数组构成方法为 使用stack 记录左括号位置,遇
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posted @ 2024-04-21 17:47
lightsong
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D - New Friends https://atcoder.jp/contests/abc350/tasks/abc350_d 思路 此sns网络,可能包括若干个连同子图, 对于每个子图, 计算 连通子图中 成员数目, 和 连接数目, 计算全连接子图,需要的总的连接数目, 减去当前连接数目, 得
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posted @ 2024-04-20 23:15
lightsong
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C - Sort https://atcoder.jp/contests/abc350/tasks/abc350_c 思路 开辟一个map, 对于输入排列数组,记录每个值所在的位置 (因为后面做位置替换的时候,需要快速找到 当前位置上 值 对应位置) 遍历数组,如果当前位置i,存放的就是当前位置值i
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posted @ 2024-04-20 23:10
lightsong
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Controlling the Flow with Stage, Lock, and Milestone https://www.jenkins.io/blog/2016/10/16/stage-lock-milestone/ 此方案是按照开启并发执行, 多个building同时执行, 其中有一个b
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posted @ 2024-04-19 13:29
lightsong
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135. 分发糖果 https://leetcode.cn/problems/candy/description/?envType=study-plan-v2&envId=top-interview-150 Code class Solution { public: int candy(vector
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posted @ 2024-04-19 09:15
lightsong
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Vault high availability with Consul https://developer.hashicorp.com/vault What is Vault? Secure, store, and tightly control access to tokens, password
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posted @ 2024-04-14 20:48
lightsong
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Discover services with Consul https://www.consul.io/use-cases/discover-services Use Consul as a centralized registry that discovers, tracks, and monit
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posted @ 2024-04-14 20:04
lightsong
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C - Ideal Holidays https://atcoder.jp/contests/abc347/tasks/abc347_c 思路 将所有延迟计划时间 % a+b 映射到 区间 [0, a+b] 然后对映射数组排序, 统计最大间距(最大间距可以被安排到 工作日 b), 如果最大间距 大于
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posted @ 2024-03-30 21:56
lightsong
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452. 用最少数量的箭引爆气球 https://leetcode.cn/problems/minimum-number-of-arrows-to-burst-balloons/description/?envType=study-plan-v2&envId=top-interview-150 Co
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posted @ 2024-03-30 09:19
lightsong
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209. 长度最小的子数组 https://leetcode.cn/problems/minimum-size-subarray-sum/?envType=study-plan-v2&envId=top-interview-150 思路 三种方法中,具有最优时间复杂度的方案 滑动窗口 设置 star
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posted @ 2024-03-18 23:06
lightsong
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C - One Time Swap https://atcoder.jp/contests/abc345/tasks/abc345_c 思路 组合计数, 假设字符串中所有位置的字符都不相同,求所有位置字符交换的组合数 对于相同字符的位置, 任意两个位置交换不会改变字符串 所以计算所有这种无效贡献 注
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posted @ 2024-03-18 08:49
lightsong
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230. 二叉搜索树中第K小的元素 https://leetcode.cn/problems/kth-smallest-element-in-a-bst/ 思路 https://leetcode.cn/problems/kth-smallest-element-in-a-bst/solutions/
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posted @ 2024-03-10 10:51
lightsong
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162. 寻找峰值 https://leetcode.cn/problems/find-peak-element/description/ 思路 https://leetcode.cn/problems/find-peak-element/solutions/998152/xun-zhao-feng
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posted @ 2024-03-09 22:48
lightsong
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docker host https://hocdevops.com/hoc-docker/phan-15-host-network-trong-docker/ docker bridge https://www.cnblogs.com/zjdxr-up/p/17627291.html https:/
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posted @ 2024-03-08 09:49
lightsong
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146. LRU 缓存 https://leetcode.cn/problems/lru-cache/description/ 思路 https://zhuanlan.zhihu.com/p/85846117 Code class NODE{ public: NODE* prev; NODE* ne
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posted @ 2024-03-08 09:10
lightsong
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