Programming simulation games일자리

주어진 코드에 캐시최적화, 병렬프로그래밍, SIMD를 적용하는 과제입니다. 세부내용은 pdf에 있습니다.

나는 온라인 게임을 판매하는 프로그래머 또는 회사 / 나는 다음과 같은 서버를 사고 싶다. 계보 영원한 - NCSOFT 잃어버린 방주 Mu2- 웹젠 다른 사람들과 누군가가 연락을하거나 파일에 연락 한 경우 내 얼굴 접촉 또는 여기 얼굴 : -------------------------------------------------------------------------------------------------------- I am looking for a programmer or companies that sell online games / I want to buy servers like: Lineage Eternal-NCSOFT Lost Ark Mu2- Webzen among others if someone has contact or has the files contact my face to contact or here face: --------------------------------------------------------------------------------------- Procuro programador ou empresas que vendem jogos onlines/ quero comprar servidores como: Lineage Eternal-NCSOFT Lost Ark Mu2-

We wish to purchase Source Code for Casino Games such as: 1) Roulette 2) Baccarat 1. Live streaming with metadata ( metadata have etc infomation ex) card number, win/lose, bet start / bet stop) 2. use websocket communite to server need flash source and server source.

저희가 영상채팅앱을 만들고자합니다. ※ 안드로이드+iOS 두 버전 모두 견적을 주세요 디자인+개발 까지 다 해주실 팀을 찾고 있습니다. 기획이나 디자인은 구글 플레이스토어에 AZAR라는 앱이 있는데 거의 비슷하게 만들면 됩니다. 디자인이나 컬러톤 정도만 바꾼다고 생각하시면됩니다. We try to find the team that makes video chatting app. It means to make apps totally.. design+programming and, It looks like almost the same as ""azar""app. on google play store. You have only to a little chage colors and user interface from azar. ※ Android & iOS version both (Estimate fot both apps.)

As an advanced Core Java enthusiast, I'm looking for a mentor to further develop my skills with a specific focus on Object-Oriented Programming (OOP). The ideal candidate would have a strong background in teaching or mentoring, and be able to design and guide me through daily coding exercises based on real-world project tasks. Key Requirements: - Proficiency in Core Java and OOP - Experience in teaching or mentoring - Ability to create and guide through coding exercises Ideal Skills: - Core Java - Object-oriented programming - Mentoring/Teaching - Coding exercises design The focus will be on understanding and applying the principles of inheritance, polymorphism, and encapsulation. I am eager to tackle real-world project tasks that will challenge my abilities a...

I'm seeking a talented 2D Spine animator and graphics artist to breathe life into my slot game. The ideal candidate will have experience creating engaging, cartoonish animations for slot games. Key Responsibilities: - Create compelling 2D animations in Spine that capture a cartoonish style. - Animate various elements of the slot game including symbols and icons, bonus rounds, and winning combinations. Ideal Skills & Experience: - Proficiency in Spine and 2D animation. - Previous experience in slot game development is a plus. - Strong understanding of creating cartoonish animations. - Creativity and attention to detail.

I'm looking for a skilled Raspberry Pi or similar developer with a strong background in Audio DSP. This project involves creating an ...hardware synthesiser, so experience in audio signal processing and hardware integration is key. Key Responsibilities: - Audio Signal Processing: Primarily focusing on sound synthesis and effects processing. - Hardware Integration: Connecting and configuring various components including MIDI controllers, touchscreen and analog sensors. Ideal Candidate: - Proficient in Raspberry Pi or similar programming and hardware integration. - Experienced in audio signal processing, particularly in sound synthesis and effects processing. - Familiar with working with MIDI controllers and analog sensors. - Creative and passionate about developing innovative ...

...addition. Static Site Deployment: Provide a fully functional static version of the website that can be rendered in a browser from a server, replicating the original site's desktop view. Delivery Timeline: Due to time constraints, we require the completion of this project by March 22nd, 2025. Qualifications: Proven experience in web scraping large-scale websites. Proficiency with tools and programming languages commonly used in web scraping (e.g., Python, Beautiful Soup, Scrapy). Ability to handle and download externally hosted media files. Experience in generating accurate PDF representations of web pages in desktop view. Expertise in deploying static websites that can be served from a server and rendered correctly in browsers. Strong attention to detail to ensure a...

...HTML5 games designed for kids aged 3-6 years. The games should focus on colors matching, shapes sorting, number counting, etc... Key Requirements: - The game should be compatible with Smartphones with 16:9 screen. - A simple but attractive design that appeals to young children. - The game should be challenging enough to hold the child's interest but not so difficult that it leads to frustration. - Define game structure with three levels: o Beginner: Simplified tasks with visual hints and clear instructions in the selected language. o Learner: Intermediate difficulty with reduced guidance, encouraging independent learning. o Expert: Advanced challenges requiring more problem-solving skills. Ideal Skills: - Proficiency in HTML5 game development. - Experience in creat...

...bring our vision to life. If you have extensive experience in developing iGaming games such as slots, poker tables, roulette, and other casino games, we want to hear from you. Develop high-quality and engaging iGaming games, including but not limited to: Slots Poker tables Roulette Blackjack Integrate advanced features such as: AR/VR compatibility Blockchain transparency for secure gameplay Real-time multiplayer options Ensure the games are optimized for mobile and desktop platforms. Provide documentation and ongoing support for deployed games. Proven experience in developing iGaming games (slots, poker, roulette, etc.). Ability to showcase previous work or projects in the iGaming space. Expertise in programming languages and tools like:...

I have a Java application that I need fixed. The source code is available, but the app experiences random crashes or errors during usage. Ideal skills and experience: - Proficiency in Java programming - Experience in debugging applications - Familiarity with Java application development I need someone who can diagnose the functionality issues and fix them to ensure smooth operation of the application.

I'm experiencing an issue with my Java application; it isn't displaying on the Android Auto screen when connected to my car. The app was functioning properly before this issue arose. Ideal skills and experience for the job: - Extensive experience with Java programming - In-depth knowledge of Android Auto - Proven track record of debugging and troubleshooting applications - Prior experience with car connectivity issues - Ability to deliver quick, effective solutions

I'm in need of a skilled programmer to help configure my DALI lamp to KNX system. Key requirements: - Extensive experience with KNX systems, particularly in programming for indoor lighting. - Ability to implement and fine-tune dimming capabilities. - Understanding of smart home technology and its applications in lighting control. Please provide examples of previous similar projects in your proposal.

I am looking for an experienced mobile app developer who specializes in creating engaging and entertaining Android games. Key Responsibilities: - Design and develop a unique mobile game for the Android platform. - Ensure the game is user-friendly, intuitive, and has high replay value. - Implement in-app purchases, ads, and other monetization strategies if necessary. - Provide regular updates and patches to improve game performance and fix bugs. Ideal Skills: - Proven experience in developing mobile games for Android. - Proficient in Java and Kotlin, the primary languages for Android development. - Experience with game development engines like Unity or Unreal Engine. - Strong knowledge of UX/UI design principles. - Experience with implementing in-app purchases and ads. I a...

I'm seeking a proficient Rhinoceros 3D user for illustrative product design renderings and pattern making for inflatable products. This project is primarily focused on rendering, not 3D modeling or simulation. The ideal candidate should have substantial experience in product design and patterns layouts - visualizations and an impressive portfolio of illustrative renderings. The ability to interpret and visualize product design concepts in an engaging, illustrative style is crucial. Skills required: - Expert-level knowledge of Rhino software - Extensive experience in product design rendering - Exceptional ability to create illustrative visualizations - Strong portfolio of previous work in similar style

I am looking for someone with experience in programming NFC tags for various applications. Please only bid if you have prior experience in this field. Once you place your bid, kindly provide me with a list of NFC programming projects you have worked on, along with a brief description of your role and the technologies used. Start by typing nfc

I'm looking for a freelancer who can provide a wide range of services. This project encompasses all areas including website development, mobile app development, graphic design, and more. Ideal Skills and Experience: - Pr...freelancer who can provide a wide range of services. This project encompasses all areas including website development, mobile app development, graphic design, and more. Ideal Skills and Experience: - Proficiency in website development and mobile app development. - Extensive experience in graphic design. - Ability to deliver in all service areas. - Strong marketing skills. - Excellent IT & Programming knowledge. - Creative and innovative in Design & Multimedia. - Open to exploring other service areas. Please provide examples of your previous wor...

I'm looking for a professional software developer who can create a comprehensive real-time tracking system for my transportation business. Key Components: 1. Truckers Application (Andr...with the primary feature being real-time location tracking. 2. Admin Server: This component will provide a list of truck drivers who are available and working. It should enable tracking of these drivers' real-time locations. The server should be robust and capable of managing multiple drivers without lag. Ideal Skills: - Proficiency in Android app development - Experience with server-side programming - Knowledge of real-time tracking systems - UI/UX design skills for creating user-friendly interfaces - Strong problem-solving skills to handle potential technical challenges. Looking f...

I'm looking for a professional to help me as i conduct an interview for a FAANG company. I will require live assistance during my interview focusing primarily on various data structures. Ideal candidate should: - Have extens...for a professional to help me as i conduct an interview for a FAANG company. I will require live assistance during my interview focusing primarily on various data structures. Ideal candidate should: - Have extensive knowledge of Python and data structures including leetcode style questions including but not limited to Arrays and Linked Lists, Stacks and Queues, Trees and Graphs, dynamic programming, etc. Prior experience in technical recruiting or mentoring is a plus. If you have experience helping candidates pass interviews, or tried methods, i...

I need a script that can crawl through selected social media sites, seeking out specific keywords and returning the associated text data. Th...keywords and returning the associated text data. This data should be compiled into a CSV format for easy analysis. Key requirements: - The ability to traverse social media sites efficiently and effectively. - The capability to filter text data based on a pre-defined list of keywords. - The proficiency to compile and deliver the data in a CSV format. Ideal skills and experience: - Proficient in programming languages such as Python or JavaScript. - Previous experience with web scraping and data collection. - Familiarity with social media site structures and data dissemination. - Excellent attention to detail and ability to follow complex ins...

...understanding of LLVM, specifically llvmlite, and experience working with LLVM-based transpilers or compilers. - **Python Bytecode**: Familiarity with Python’s bytecode, the Python compiler, and how Python code is executed at the bytecode level. - **Compilers**: Strong understanding of compiler design, particularly in the context of generating intermediate representations (IR) and handling different programming constructs. - **Transpilation**: Experience building or improving transpilers (specifically those that convert Python code into lower-level representations like LLVM IR). - **Debugging**: Ability to debug complex, low-level code and deal with hard-to-find issues in transpilation and bytecode generation. - **Version Control**: Experience using Git for version control ...

As a Syrian residing in Riyadh, Saudi Arabia, I need assistance in registering a business license in a cost-effective Asian country. This business will eventually be linked to an online store selling games and live products. Ideal Skills and Experience: - Knowledge of business registration processes in various Asian countries - Experience in e-commerce and understanding of its requirements - Familiarity with low-cost business registration options - Good communication skills to explain complex processes in simple terms - Understanding of the gaming and live product market would be a plus.

I am aware of setting up a Python-based AI trading bot on a Windows or amazon server. Configure the code and database on the server, and add up API c...trading bot on a Windows or amazon server. Configure the code and database on the server, and add up API credentials for BONKbot, which ensured the bot interacting correctly with BONKbot on Telegram The bot wil be capable to perform automated buy and sell orders based on its checks of selected coins. I am an experience for this job including such skills: - Tremendous knowledge of python programming and java scripts. - Experience setting up trading bots - Proficient in working with Windows or Linux servers and sql databases - Ability to configure and add API credentials I look forward to hearing back from you Sincerely, Parmin...

... - Clean, modern, and playful aesthetic, similar to ****. - Easy navigation and user-friendly experience for parents buying toys. - Product-centric layout with clear categories. 3. **Key Features:** - Mobile and desktop responsiveness. - Clean, minimalist homepage with featured products and offers. - Categories for different types of toys (e.g., educational, games, outdoor toys). - Product detail pages with high-quality images, descriptions, and price. - User reviews and ratings section. - Contact us and about us pages. - Option for secure checkout with payment gateways (like PayPal, credit cards). 4. **Branding:** - The color palette should be bright and friendly. Please refer to our brand identity for colors (attach logo and branding

I'm in need of a professional Python programmer to create an algorithm for trading multiple cryptocurrencies on Binance. The algorithm will leverage the ADX (Average Directional Index) technical indicator, executing trades at every crossover. Key Requirements: - Proficient in Python with experience in developing tr...crossovers. - Experience in incorporating risk management strategies into trading algorithms is a plus. Frequency: - The algorithm should check for ADX crossovers every minute. - Previous experience in creating high-frequency trading algorithms will be beneficial. This project is ideal for individuals with a strong background in algorithm development, risk management in trading, and Python programming. Please provide examples of similar projects you have complet...

I am looking for a professional web application developer to create a fully functional web app. The app is intended for business simulation gamification for business management training. The App should be compatible with both desktop and mobile browsers. Ideal Skills: - Expertise in web app development - Proficiency in responsive design - Knowledge of web security protocols - game development experience might be helpful - strong mathematical knowledge for backend algorithms Experience: - Prior similar projects highly recommended

I need assistance with my custom-built software on Windows that currently supports loading up to 6 cameras via RTSP links. The goal is to modify the software so it can handle any number of cameras without any lag in the video streams. Ideal skills and experience for the job: - Proficiency in Python: The custom software is written in Python, so deep knowledge and experience with this programming language is essential. - Experience with RTSP and camera integration: Prior work with Real Time Streaming Protocol (RTSP) and camera systems would be a significant advantage. - Software optimization skills: The ability to enhance the software for seamless, lag-free streaming is critical. - Windows environment familiarity: Understanding of the Windows operating system is needed, as this is w...

Looking for an experienced developer to writer a script and scrape a website for data attributes that gets sent to an API. Details to be discussed in chat.

I need a C# program that can update the creation dates on files in SharePoint Online. The program should get datetime from an Excel (or CSV) file that I will provide. This Excel file will contain 2 columns : files path + datetime values (that should be set as the creation dates). Requirements : - Extensive knowledge of C# programming - Knowledge to connect to SharePoint Online (OneDrive) - Full source code must be release at the end of the project - All the intellectual property will be transferred, without any reserve, to the project owner (databird sàrl)

Hi, I wanna build an auto login for a software that I use on my Windows laptop so when other people want to log in to the software with my login, they can do it. The app is called FDRS and IDS 2 apps and is used by the Ford car company. This software allows technicians to perform programming and diagnostic of Ford cars, but when trying to program a key to the car, you need Nastf credential to log in and do it otherwise, Ford won't allow it, and I have this login I have the username, but for the password, there is no password it uses OTP Token as password from Authy App, but a lot of people who are not in the united states doesn't have the login because they are in different country so I wanna create the system where this login will be auto for other people when I install i...

I'm looking for a skilled professional to help write an IEEE paper focusing on Power Systems within Electrical Engineering. The paper will primarily involve simulation and modelling. Must know how to use Latex. Ideal Skills: - Exceptional writing skills, particularly in the field of engineering - Strong understanding of Power Systems - Proficient in simulation and modelling techniques - Past experience with IEEE publications is a plus

I am in need of a versatile web application that seamlessly operates across Windows, macOS, and Linux platforms. This application should primarily focus on two significant features - billing and invoice generation, while also incorporating comprehensive reporting capabilities. Key Features Needed: - Diverse Billing Functions: The application must cater to vari...should also have a strong reporting feature, providing insights into billing and invoicing trends. Ideal Skills and Experience: - Proficiency in web application development with cross-platform compatibility. - Prior experience in creating billing and invoicing applications. - Strong understanding of reporting functionalities. - Knowledge of implementing diverse billing systems. - Excellent programming skills and attention ...

I'm looking for a skilled web developer to modify my e-commerce site. The main task is to replace all instances of 'Add to Cart' with 'Add to Quote'. This should reflect acros...in the shopping cart page and checkout process, just like the referenced site. Key Requirements: - Modify all cart-related elements to correspond with a quote system. - Ensure that no prices are visible on the site. - Hide all price-related prompts to ensure a seamless quote experience. Ideal Skills: - Proficient in e-commerce site development and modification. - Strong understanding of web programming languages. - Experience with creating custom web forms is a plus, as I might need some for the 'Add to Quote' process, but I'm not sure yet. Please provide a portfoli...

I'm seeking a skilled expert with a strong background in structural design using Abaqus. I have a CAD file and just simulation required for that design. Ideal Skills: - Proficiency in ABAQUS - Experience in mechanical design Please provide examples of your previous work related to this project.

...deployment. - Conduct thorough testing and validation of AI models to ensure accuracy and reliability. - Provide documentation and training for end-users and administrators. **Required Skills and Experience:** - Proven experience in developing and deploying AI solutions in healthcare or related fields. - Expertise in machine learning, deep learning, NLP, and predictive analytics. - Proficiency in programming languages such as Python, R, and Java. - Experience with AI frameworks and libraries such as TensorFlow, PyTorch, and scikit-learn. - Knowledge of healthcare standards and regulations (HIPAA, GDPR). - Strong problem-solving skills and ability to work collaboratively in a team environment. **Preferred Open-Source Technologies:** - **TensorFlow**: An open-source machine learn...

I'm seeking a skilled Rust developer with React knowledge to assist with migrating specific functionalities ...built Solidity on BSC20 to the Solana blockchain. Current functionality takes payment by card with an onramp integration for bnb, wallet creation linked to email address, bnb swapped for a bsc20 token and the token placed into a holding staking smart contract. Tokens are releases by contract admin to a given address using a call function. Ideal Skills and Experience: - Proficiency in Rust programming language - Skills in Reac - Extensive experience with Solidity and BSC20 - Deep understanding of smart contracts, token management, and event handling - Prior experience in developing DeFi applications on Solana - Ability to perform a direct, unaltered migration of ...

I'm in urgent need of a professional engineer skilled in FEA simulation. The project involves: - Creating simple model of the part. (Acrylic) - Conducting structural analysis using FEA within Inventor Please include in your application: - Your experience with Autodesk Inventor - Your FEA experience - Any past projects related to engineering water tanks Time is of the essence, and I need this project completed today. I have the software and experience to complete myself. I have done said simulations before. This project will take between 1 or 2 hrs together. If you complete this project well, I have other FEA projects available.

I am seeking an Experienced Automation Engineer to implement a PLC-based load management system for a commercial building. This system will integrate with an existing Energy Management System using Modbus communication. Key responsibilities include PLC programming, Modbus integration, implementing load shedding strategies based on EMS events (e.g., energy consumption thresholds, time-of-use pricing signals, peak demand alerts), and ensuring seamless integration with the EMS. Required skills: PLC programming (Siemens/Allen-Bradley/Schneider), Modbus communication, building automation, EMS integration. Experience in load management strategies and energy efficiency systems is a plus. Budget: $300-$900 Timeline: 7 days

I need a seasoned AI developer with a strong background in Natural Language Processing (NLP) to help me with a sentiment analysis project. Key Responsi...background in Natural Language Processing (NLP) to help me with a sentiment analysis project. Key Responsibilities: - Develop an NLP model capable of sentiment analysis for our website. - Ensure the model is accurate and efficient. Ideal Skills: - Extensive experience in NLP, particularly in sentiment analysis. - Proven track record of developing AI models for website deployment. - Strong programming skills, preferably in Python and JavaScript. Your expertise will be crucial in interpreting user sentiment and helping us enhance our website's interactivity and user experience. Please provide examples of your previous work...

(Note im posting this project early meaning I wont start this until 5-6 months later) I'm seeking an expert to establish a Minecraft minigames server for me. This server should host various minigames including: - Bedwars - Skywars - Hunger Games - Spleef - Color Run/TNT Run - Parkour - Elytra Racing - PvP Arena - King of the Hill - Maze Runner - 4 Corners A hub linking all minigames is essential. The server should also have: - A feature to add friends and create parties - A shop utilizing coins earned from winning minigames - Custom maps for the minigames While the ability to purchase coins using real money would be a bonus, it's not a requirement. I'm open to using any server hosting platform and server software, so long as it works effectively. Please note that...

As a Syrian residing in Riyadh, Saudi Arabia, I need assistance in registering a business license in a cost-effective Asian country. This business will eventually be linked to an online store selling games and live products. Ideal Skills and Experience: - Knowledge of business registration processes in various Asian countries - Experience in e-commerce and understanding of its requirements - Familiarity with low-cost business registration options - Good communication skills to explain complex processes in simple terms - Understanding of the gaming and live product market would be a plus.

I'm seeking a game developer to create a thrilling Gorilla Tag-style horror chase game set in an abandoned building. Key Features: - **Game Environment**: The game takes place in an eerie, desolate, abandoned building. This setting should have an unsettling at...**Perspective**: The game should be played from a first-person perspective, immersing players in the heart of the action. Ideal candidate should have: - Experience in game development with a focus on creating suspenseful and engaging chase sequences. - Ability to design intricate, interactive environments filled with hidden items and escape routes. - Proficiency in developing first-person perspective games, ensuring smooth and intuitive gameplay. Looking forward to your proposals. Let's create a heart-pounding ...

I'm looking for a Telegram bot that checks the availability of balances on Visa and MasterCard credit cards. The bot should interact with users through command-based messages. Key Requirements: - Functionality to valid...availability of balances on Visa and MasterCard credit cards. The bot should interact with users through command-based messages. Key Requirements: - Functionality to validate credit card numbers and check balance availability. - Support for Visa and MasterCard types. - User interaction through command-based messages. Ideal Skills: - Proficient in bot development for Telegram. - Experienced in programming for credit card validation and balance checks. - Knowledgeable in ensuring the bot operates within legal and ethical boundaries. Example bot de telegram:...

...and highlight the most optimal move for the player to increase their chances of winning. Skills Required: Strong experience with OpenCV and computer vision for real-time card and game area detection. Knowledge of Blackjack rules and strategy to provide correct game suggestions. Experience with game automation and screen scraping tools. Familiarity with Python or C# (or other programming languages suitable for this type of automation and analysis). Ability to integrate card counting and game analysis features effectively. Real-time strategy recommendation algorithms for Blackjack. Deliverables: A fully functional system that monitors the game screen and tracks the cards in real-time. A history tracking feature that logs dealt cards and keeps an ...

...interfaces. Although the choice of design tool (Figma, Adobe XD, Sketch) is open, the ability to create advanced functionality is crucial. - Develop user flows and wireframes to visualize the voting process. **System Architecture:** - Design the system architecture, including the selection of appropriate frontend technologies (HTML, CSS, JavaScript, React, Angular, Vue.js), a suitable backend programming language and framework (Python/Django, Node.js/Express, Ruby on Rails), and a secure database system (MySQL, PostgreSQL, MongoDB). - Create detailed documentation outlining the pros and cons of your options, focusing on long-term efficacy and ease of use for end users. Ideal skills for the job include: - Proficiency in UI/UX design. - Experience in system architecture design. -...

Need customization programming for Acumatica ERP. I have many small projects lined up. You should be able to work with RDP or Anydesk. If you never worked with Acumatica DO NOT BID. I'm gonna report your profile.

I'm in need of a skilled data scraper to extract information from a variety of sources. Website Scraping: - Text content - Links Social Media Scraping: - Data from Facebook - Data from Twitter - Data from Instagram The ideal freelancer for this project should have extensive experience in web scraping and social media data extraction. Proficiency in programming languages such as Python is a plus.

I'm seeking a skilled firmware developer to create a simple program for the TR16F064 TRITAN MCU (chiness mcu). The primary function of this firmware will be controlling LEDs. Key Requirements: - Expertise in firmware development, specifically for the TR16F064 TRITAN MCU. - Proven experience in creating new firmware. - Skills in programming for LED control using timer and digital input. - Ability to deliver high-quality, efficient, and reliable firmware. This is a fantastic opportunity for a professional with the right skills and experience who is looking to take on an exciting project. Your work will be crucial in enabling the MCU to control LEDs effectively.

...designated shelf or storage area. Load a new print plate: Pick up a clean print plate and insert it into the printer to initiate the next print job. Like: This solution needs to operate seamlessly with the 10 Bambu Lab P1S printers, managing them efficiently in a rack system. Key Requirements: Robotic Arm Design and Programming: The arm must be precise and efficient, capable of repetitive handling tasks without damaging the printers or the plates. Software Integration: Develop software to synchronize the robotic arm with the Bambu Lab P1S printers, ensuring smooth coordination and scheduling between print jobs. Customizable and Scalable: The system should be modular and scalable to accommodate potential future expansions

I need a seasoned engineer with expertise in Panasonic PLC controllers to help me modify an existing program. The primary goal of this project is to fix bugs and issues that are causing the controller to malfunction. Ideal skills and experience: - Extensive experience with Panasonic PLC controllers - Proficient in PLC programming - Strong troubleshooting skills to identify and solve programming issues - Experience in modifying existing PLC programs Please provide your relevant experience and examples of similar work you've done in your bid.