CF1834E MEX of LCM

Maybe a better reading experience D. e the s c r i p t i o no \mathcal{Description} Description Give no no n number, this no no n number of all subintervals l c m lcm lcm as a set S S S, find the smallest one that does not appear in S S number […]

FuelCMS-SQL Injection Vulnerability|CVE-2023-33557

Foreword When I went online, I saw the cves that appeared in the past few days. The problem was a CMS or SQL injection, so I tried to reproduce it. Environment configuration Download version 1.5.2 of the CMS on GitHub, still in 2022 https://github.com/daylightstudio/FUEL-CMS/releases/tag/1.5.2 It took a long time to find out that the Windows […]

LCM (Lightweight Communications and Marshalling)

1. LCM (Lightweight Communications and Marshalling) is a set of libraries and tools for message passing and data marshalling, The goal is real-time systems with high bandwidth and low latency. Provides a publish/subscribe messaging model and automatic marshalling/unmarshalling code generation with application bindings in various programming languages such as C++, Java, python, etc., and communicates […]

Kotlin communicates using the LCM (Lightweight Communications and Marshalling) protocol

Kotlin uses LCM (Lightweight Communications and Marshalling) protocol communication Goal Use Kotlin as the development language, and perform real-time data exchange through LCM. Demonstrate the development capabilities of Kotlin and the use of LCM. Provide a basis for the development of the Kotlin-based LCM protocol. Prerequisites Installed LCM, including the lcm.jar of the library file, […]

LCM type definition language

LCM1Type Definition Language LCM types define the use and features of the language. Introduction In addition to providing a set of communication primitives, LCM also includes facilities for generating marshalling and unmarshalling functions for platform-independent data types. It’s similar to XDR, but it targets greater type safety, and first-class support for languages like C, Java, […]

Codeforces 1798C lcm, gcd, thinking

Title: have no no n kinds of candy, among which i i i have a [ i ] a[i] a[i] pieces, the price of one piece is b [ i ] b[i] b[i], now it is necessary to bag each candy, assuming that the first i i i kind of pretend d [ i ] […]