Interactive language learning online jobs

I'm in need of an expert talented developer well-versed in both React for web and React Native for mobile, you must be capable of building relational databases and crafting interactive user experiences on multiple platforms. Essential Expertise: - Thorough understanding of React and React Native - Proficiency in building a user authentication system - Ability to display real-time data - Experience in integrating with externally sourced APIs - Proficient in deployment on Vercel platform Design & Aesthetics: I'm inclined towards a minimalistic design approach, one that is simple yet functional. This design style should permeate the entire project from the interface on the web and mobile platforms to the overall user experience. In your bids, express your familiarity...

I'm looking for a developer with extensive knowledge in creating online casino platforms. The focus of the project will be developing slot games and live dealer games in a fun and vibrant design style. Ideal Skills and Experience: - Experience in designing and programming online casino games - Knowledge in developing both slot and live dealer games - Ability to create engaging and vibrant visual designs - Understanding of common online casino platform features What we need: - Casino platform - Games from the attached in this project (should be from a game provider like pragmatic play, not own-made) - Admin panel for super agent, agent, and cashier. What we expect: - A fully functional casino platform with withdraw and deposit. - Account hierarchy for admin pa...

...in translation, writing, and design. Specifically, my project requires: - Translation: You should be able to translate English text into your native language with precision and fluency. - Writing: I need a range of writing services, including blog writing, copywriting, and content writing. You should have excellent writing skills and be able to adapt your writing style to the given task. - Design: If you have a knack for design, your skills can be particularly useful. Although not mandatory, design skills would be an added bonus. Ideal candidates for this project should: - Be proficient in English and at least one European or American language - Have experience in translation, writing, and/or design - Be able to meet deadlines and deliver high-quality results - Be open ...

I'm in dire need of someone who can swiftly develop a graph for me, with the focus on my intrusion detection model. The type o...this task completed within the next 3 hours. Therefore, prompt response and efficient work are essential. I do have an example to guide you, but thinking on your feet might also be necessary. Experience in creating complex graphs quickly and professionally is highly desirable. Skills in a range of graph-making tools would be advantageous, as I was not able to specify whether I want it to be interactive, static, or animated. Time management skills and proficiency in understanding technical models are key attributes for this task. Please note that the graph should ideally be self-explanatory, enhancing the comprehensibility of my methodology for any...

I need an experienced React.js developer to build a frontend for my application. I'm looking for someone who can create an aesthetically pleasing and user-friendly interface. Key requirements: - Develop a fully functional frontend for my application - Implement optimal UI/UX design p...codebase clean and maintainable Ideal skills and experience for this job include: - Proficient in React.js and front-end development - Strong understanding of UI/UX principles - Experience in developing responsive web applications - Familiarity with integrating front-end with back-end systems - Ability to write clean, efficient, and well-documented code - Past experience in building modern, interactive web interfaces Please let me know about your relevant experience and how you plan to approac...

I need a well-structured, high-quality academic script in Spanish for an online course centered around publishing. The script should be thoroughly researched and easy to understand, combining theoretical concepts and practical examples of the publishing process. Ideal Skills: - Excellent native-level Spanish writing abilities - Skilled in academic writing and educational content creation - Knowledge of or experience in the publishing industry - Familiarity with online course requirements and format Responsibilities Include: - Conducting thorough research on the topic of publishing - Crafting an engaging, informative academic script suitable for an online course - Implementing practical examples and exercises within the script - Checking the script for any grammatical...

I'm in need of an experienced website designer who can create a user-friendly and visually appealing website for my club. Key Project Details: - **Platform:** The website will be on CSS and HTML, so previous experience with this is essential. - **Payment Gateway:** I'm open to suggestions regarding the payment gateway. - **Member Database:** I envision the member databas...Skills and Experience: - Experience with integrating systems. - Prior work with member databases and payment gateways. References: another USYD club with a good website which has member data base and trip calendar Another club website for a club i am a member of. They have a database and a very good and interactive calendar.

...using SQLAlchemy ORM. Securely store sensitive information using .env files. Structure the application with clear folder organization, including directories for services, templates, controllers, models, schemas and middleware. Create a user registration system that captures simple data such as email and password. Develop a content management system that dynamically serves page content based on language selection (multilingual support). Integrate JWT for secure authentication, including login functionalities. Establish user roles within the system, with specific capabilities for an admin role. Requirements: Proficient in Python and Flask. Experience with SQLAlchemy ORM and database design. Strong understanding of JWT and security best practices for web applications. Prior experie...

I'm seeking a scriptwriter who can create an engaging, serious, and entertaining essay script tailored for an adult audience. This project requires a unique blend of skills including: - Strong command of language for scriptwriting. - Ability to construct a compelling narrative with a serious tone. - Adequate understanding of what appeals to adults in terms of storytelling and entertainment. This project doesn't require any specific educational or research elements; the primary focus should be on creating entertainment value for adults through the use of a serious tone. If you have experience in scriptwriting, particularly in creating content for adult audiences with a more serious bent, then I'd love to hear from you. I'm looking for someone who can deliver a...

...of these videos is to engage viewers by providing interactive quizzes. - CONTENT FOCUS: Quiz videos Similar to this: You will receive a script with quiz questions and a voiceover. Your task is to edit the video, adding animations and moving parts to make it stand out. There is a lot of competition in this niche so the videos should be as good as or better than our competitors. Previous experience in similar projects is a plus. - VIDEO LENGTH: Each video is expected to run for a duration between 8 and 30 minutes. - REQUIRED SKILLS AND EXPERIENCE: - Proficient with Adobe After Effects. - Experience with creating engaging, eye-catching content for YouTube. - Ability to create interactive video quizzes. Bids from individuals with proven

...receive assistance in understanding this process. - Tasks: I'm interested in all types of tasks including surveys, watching videos, and online offers. It’s important that the freelancer can guide me on how to go about this. - Frequency: I wish to engage in these tasks daily. The freelancer should provide a clear, easy-to-follow daily plan. - Rewards: I am particularly interested in earning free bids, gift cards, and freelancer tools as rewards. Details of how to maximize these kinds of rewards should be the freelancer's focus. Skills and Experience: - Solid understanding of freelancer.com's reward system - Able to clearly explain and guide the learning process - Excellent communication and organisation skills - Knowledge of additional reward oppo...

...perennial lack of data (let alone quality data) to support effective decision-making, particularly in developing economies. THE JOB DESCRIPTIONS & REQUIREMENTS: 1. Research the provided [individual(s) or Party(s)] in all litigation sources in both native language and English. 2. Research the provided [individual(s) or Party(s)] in all bankruptcy and insolvency sources in both native language and English. 3. Conduct research on the provided [individual(s) or Party(s)] in all local and national news media and social media in both the native language and English. Example of worthy and relevant news: • Court (legal) actions (either as plaintiff and/or defendant) • Bankruptcy/Insolvency announcement/court judgments • Significant news on the individu...

Project Description: We are seeking a talented freelancer with expertise in TouchDesigner, audio analysis, and machine learning to create an engaging interactive audio-visual installation. This project involves working with around 20 audio tracks to extract musical elements, crafting dynamic visual interpretations of these elements, and integrating them into a web-based platform that allows audience interaction and display. Objectives: Frequency and Rhythm Analysis: Utilize AI tools like Spleeter by Deezer to separate and examine specific audio track components such as vocals and bass. Pattern Recognition: Use machine learning models to detect and analyze repetitive patterns in the rhythms and melodies typical of the tarantella dance. TouchDesigner Setup: Establish ...

I'm in need of an experienced Android developer to create an educational app. The project will involve implementing a variety of features and functions. Key Features: - Homework Submission: The app should allow students to submit homework through the platform. - Interactive Quizzes: The application should be capable of hosting interactive quizzes for students. - Attendance: Implement a feature for tracking and recording student attendance. - Exams: Integrate a system for conducting and grading exams within the app. The platform is exclusively Android, so the ideal candidate will be proficient in Android app development. It's also a plus if the developer has prior experience integrating APIs, as the project may require this down the line, although this is not yet c...

I am seeking a dedicated academic w...dedicated academic writer with firm knowledge in technology, especially in machine learning and its application in diagnosing lung diseases. Your roles include: - Reviewing existing literature on digital pulmonary function tests using machine learning approaches. - Synthesizing information and formulating articulate, objective discussions. - Creating a comprehensive review paper. The ultimate aim is to have a clear, detailed understanding of how machine learning can be leveraged for diagnosing lung diseases. Ideal candidate should have prior experience in academic writing and a keen interest in the technology-medicine intersection. Familiarity with terms and current trends in artificial intelligence, machine learning, and...

Objective: The objective of this assignment is to assess the student’s expertise with the application of the concepts of Motivation, Personality, Perception & Learning in marketing. Brand Name- Bajaj Auto Bikes (Please consider this brand for the project) Project description: the student is to choose a brand from a product category (Restrict the brand to one category. E.g. if you are choosing Yamaha it should be restricted to either two-wheeler OR music OR water sports. No student shall be allowed to select the same brand from a category) and study in detail the brand’s marketing program. The primary thrust is on the explicit communication of the brand (advertisement, sales promotion, personal selling, direct marketing, public relations, word-of-mouth, and event s...

Hello Greetings from Verbolabs! We have a potential ongoing task for Image Captioning Requirements 1. Language : English 2. Skills: Strong Writing Skills 3. Volume: Bulk 4. Start Date: ASAP We will provide guidelines and instructions, so you can understand what to expect and what to do with the project. If interested then Looking forward to your Bids.

I need a PDF file converted into a Word document. The source language of the PDF is English. The final Word document should be clear and legible, but I require some formatting changes to be made. This means the formatting will not be an exact replica of the PDF file. Project Requirements: - Convert a PDF file to Word and ensure the document is editable. - Maintain the text in English, but potentially adjust formatting. Ideal Skills: - Proficiency in English for content understanding. - Excellent skills in PDF to Word document conversion. - Understanding of different formatting options in Word and the ability to implement them. - Attention to detail to ensure accuracy and clarity.

I'm looking for a skilled PHP coder to tackle the coding aspect of a website project. This website is an online paid-to-play role-playing game, and you'll be instrumental in bringing it to life. Key Responsibilities: - Website Development: You'll be working on the PHP code that will form the backbone of the site. - Building from Scratch: The project is starting from ground zero, so you'll be involved in its creation every step of the way. Ideal Skills and Experience: - PHP Expertise: A strong foundation in PHP is essential for this role. - Web Development: Experience in website development will be a big advantage. - Game Development (preferred but not mandatory): While not a must, any experience in game development, particularly RPGs, would be highly beneficial...

I need an experienced graphic designer to create 100 brochures that promote a variety of courses that attract and provide essenti...that attract and provide essential information to professionals. The designed brochures should be eye-catching and informative, able to effectively communicate course details and persuade potential students to enroll. Key requirements: - Professional design skills: able to create engaging and informative brochures. - Understanding of target market: experience designing for professionals in a learning environment. - Attention to detail: each brochure must be error-free and contain the necessary course information. - Ability to handle bulk orders: a total of 100 brochures is required. - Timely delivery: the project has a set timeline, so prompt delivery ...

We are seeking a highly experienced Senior AI Engineer who has a proven track record of working with Solana. As a Senior AI Engineer, you will be responsible for developing and maintaining high-performance applications using AI and Solana. This role requires a deep understanding of Rust programming language and Solana blockchain technology. You will collaborate with our team to design and implement efficient and scalable solutions. The ideal candidate should have excellent problem-solving skills, strong communication abilities, and a passion for clean and efficient code. Skills required: - Strong experience with AI - Solid understanding of Solana blockchain technology - Proficient in designing and developing efficient and scalable applications - Excellent problem-solving and troub...

! Please read before bidding ! We need a website / online store for a facility management company. The functions and type of product configuration should be the same as in this website: Language German, English, Preparations for several languages are to be made As system we would prefer Wordpress/Elmentor Pro with WooCommerce Alternatively, Shopify would also be an option The corporate design is available, but the design of the store still needs to be adapted accordingly.

I'm seeking a specialist with keen insights into Laravel and machine learning to transform my existing system. The goal is to add unique modules that unlock new capabilities and user experiences. Key modules for development: - A paid add-on SaaS for additional storage space and staffs. Looking forward to a pricing structure of $5 per GB and $2 per staff. - AI characteristics to all modules whereby the system can learn and adapt over time. the AI will help companies and clients to assist with quote and invoice generation, project management, task management, ticket management, template building, requirement building. - Document management module equipped with AI capabilities. This module should allow for collaboration, offer templates, and require approval with an activity ...

I'm in need of a data analyst with experience in statistical analysis specifically for the Arabic language. The primary focus will be on implementing three key techniques - Descriptive statistics, Hypothesis testing, and Regression analysis. Ideal Skills: - Proficiency in Arabic language - Strong background in statistical analysis - Experience with Descriptive statistics, Hypothesis testing, and Regression analysis - Ability to provide clear and comprehensive reports on findings

I...AI features - Integrating user profiles and authentication - Incorporating GPS tracking and mapping - Developing Audio/Video Calling, Messaging and Notifications - Building an Airbnb like Booking System Ideal skills for this project: - Proven experience in developing mobile and web applications, particularly in the Travel Tech or Social Networking fields - Strong background in AI and machine learning. - Proficient in user authentication and profile systems, GPS tracking and mapping, and social media integration - Previous experience working on travel tech or social networking platforms will be an advantage Please be based in Mumbai or be able to work closely with the team in Mumbai. This is an exciting opportunity to work on a unique project that will involve cutting edge AI t...

I'm looking to create a comprehensive platform specifically designed for pilot training. This platform should be equipped with key features including interactive tests and quizzes, engaging video lessons, and live Q&A sessions. Additionally, an integral part of this platform will be the incorporation of threat assessments such as risk assessment procedures and threat detection. I'm keen on working with developers who have experience in educational platforms particularly with creating interactive tests and content, implementing video/real-time capabilities, and integrating risk/threat assessment protocols. A deep understanding of aviation industry will be a plus.

On April 16th, I received a warning on my Amazon seller account indicating potential patent infringement related to a listing that I had recently joined as a merchant for dropshipping. The listing in question was unlisted from June 2023 to 13 April 2024 and on 14th April "me too" listing offer was activated. On 16th April got a warning from Amazon for patent infringement, upon learning about the potential infringement, I immediately on 16th April deleted the listing and submitted an explanation to Amazon, stating that as a new seller, I was unaware of the violation and took prompt action to rectify the situation. Subsequently, Amazon removed the warning from my seller account, and I believed the issue had been resolved. However, on April 26th, I received an email from th...

...need of a Machine Learning developer who has proficient skills in Python. The project is specifically based around a computer vision task. I need assistance with the following: - Correcting my current code base: I have already developed some code for Handwriting Character Recognition but I am facing some bugs and errors that I can't seem to resolve. Therefore, your primary task will be to correct these issues in the existing code. The project centers around: - Handwriting Character Recognition: This is essentially a computer vision task and so experience in this area is a must. The final code should be able to: - Recognize handwritten characters that are presented to the system. It's important that you have: - Strong proficiency in Python with a focus on Machine...

I worked incredibly hard for over a year to bring you a top-notch learning program with Freelancer.com that was never revealed before… It's not just about teaching you everything I know and sharing my journey to the #1 amongst 70 million people; it's also about connecting you with a great community.. Once you complete the program and pass the test, you'll earn an exclusive badge that very few people get.. But.. Also, you get all of the following INCLUDED with NO HIDDEN COST in a YEARLY price of 129 USD: ➡️ Be among the elite few to earn the new IFC badge on your profile so that you can stand out! (Upon successful completion of the test) - Priceless! ➡️ Unlock hours of groundbreaking video content I’ve been working on for months that's nowhere el...

I need a Gujarati dataset prepared for training the Llama 2 model, in order to later perform fine-tuning on it for language-specific tasks. Essential Requirements: - Curate a sizeable Gujarati dataset suitable for training NLP models, ideally around 5 GB - Utilize the Llama 2 model for the Gujarati fine-tuning, optimizing it for the specific task Key Skills: - Proficiency in NLP techniques and methodologies - Experience in curating or working with large datasets - Proficient in fine-tuning Llama 2 or similar models - Gujarati language proficiency is a plus Deadline: 2 days for the dataset curation and initial fine-tuning.

Looking for a remarkably skilled d...a remarkably skilled developer who can expertly build a mobile app for both iOS and Android platforms. This project is the second phase of an evolving educational platform aimed at disseminating quizzes and interactive lessons. Key features to include: - User registration and login capabilities. - Strong functionalities to administer quizzes and interactive lessons. Ideal Skills and Experience: - Proven experience in mobile app development across iOS and Android platforms. - Exceptional understanding and practice of UI/UX guidelines. - Prior work in the educational tech or e-learning sector can be a significant advantage. - Deep knowledge in handling user data and login systems. Your natural knack for bringing ideas to life wil...

Please Sign Up or Login to see details.

We are in the initial stages of launching an exciting e-commerce project aimed at enhance the online shopping experience. Technical Aspects of the Project: - Development of a browser plugin that interacts with various e-commerce platforms. - Integration of AI technology to extract data and analyze shopping cart contents. (Text extraction) - Implementation of APIs to collect and compare product data in real-time. - Creation of algorithms to identify and recommend similar products. (Might not be needed) - Development of a scalable backend to support real-time data tools and user analytics. Requested Technical Skills: - Experience creating sustainable Data modells - Experience in browser-extension development with JavaScript, HTML, CSS, and modern frameworks (React, Angular, Vue...

I'm in need of a creative and experienced UI/UX designer to create aesthetically appealing and user-friendly website pages. The goal is to captivate and engage our B2B customers effectively. Key Requirements: - Design 1-3 pages for my product website - Ensure the UI/UX is tailored for B2B and B2C customers - Maintain a smooth and intuitive user experience - Implement a visually cohesive design language throughout the website Ideal Candidate: - Proven experience in designing websites, particularly for e-commerce or B2B purposes - Strong understanding of user-centered design principles - Proficiency in relevant design tools such as Adobe XD, Sketch, or Figma - Excellent communication skills to understand and translate business requirements into design concepts If you have a ke...

I want to build an online school website/system to give students school homework and track the progress, can do video calling class etc. Also we want to be able to dispense online classes too. If you already have a system like this , Now give me a list of features that your system already has, and a price tag for that system and what I have been looking for. Tech could be Laravel/Django as backend and React/Vue/Angular as frontend.

I am looking for a skilled HTML, CSS developer. Before you contact me you should be open to discuss in meetings, calls, TeamViewer screen share due to the complexcity of the project. If you are not ok with this please do not contact me. Second: I will give you a screenshot of a page and you need to design something look the sa...time on a long term project. If you can’t do it than I wont hire you. About my project: car rental, backend is django, front end is html, css and javascripts Key skills needed: - Expertise in HTML, CSS, and JavaScript - Knowledge of responsive web design - Proven experience in web design What you'll do: - Suggest and create innovative designs based on requirements - Develop responsive and interactive web elements - Collaborate in a result-o...

I'm in need of an experienced freelancer who can build a ticket sale system for my nightclub and festival events. The main features are: - **Selling Tickets**: The primary purpose of this system is to facilitate the sale of tickets for events. The system should be able to handle large quantities of tickets, as well as different ticket types (e.g., VIP, Regular, Early Bird). - **Digital Ticket Delivery**: Users should be able to receive their tickets through digital download. This requires a secure and user-friendly interface for ticket delivery. - **Event Variety**: The system should support multiple types of events, in this case, nightclubs and festivals. It should have a user-friendly interface that accommodates the unique requirements of each type of event. The ideal freelancer f...

Please Sign Up or Login to see details.

I am currently...Cart Delivery Group and Cart Delivery Option as defined in the API. I do not have a public-facing site yet, but I am working in a development environment. While I have successfully implemented various other API interactions, the documentation on delivery groups has been challenging to navigate. Shopify has not provided any examples of how to implement in their learning kit, I am a developer on this project. Just looking a working example/sample of the implementation of this aspect of the API. There will be some quick collaboration here to verify it works. We can iterate on this using a GitHub gist. I am not able to share access to our GitHub Repo or our Shopify Account.

I need a professional writer to craft a detailed product description for my physical product. You should focus on highlighting its features in a professional tone. Key Points: - The description needs to be engaging and informative to potential customers - It should be detailed and cover all features of the product - The tone should be professional, avoiding any overly promotional language or excessive jargon. Ideal Skills and Experience: - Proven experience in writing detailed product descriptions for physical products - Ability to write in a professional tone - Basic understanding of marketing principles would be a plus

I am working on React JS with Javascript Development Project. I need someone to Support me for this Project atleast 4 to 5 hours Per day. Project will Exist more than 2 years. I need support through Remotely(zoom). I am looking for Good Experienced(4+ years) Person as a Frontend Developer, Who can work on the tasks Quickly. I am l...years) Person as a Frontend Developer, Who can work on the tasks Quickly. I am looking for Long term relationship. After this Project Completed means, we will give immediately another support project. I will Give you the Sample Task for 1 Hour, If you Completed ON TIME means we will give you the Project. Required Skills : React JS, HTML, CSS, Javascript, Cypress Test Cases(Mandatory), SQL Basics Language Speaking Person : English Note: I will pay on ho...

I'm looking for an experienced Unity developer to create an educational AR app specifically for the Android platform. The main goal of this app is to provide users with educational virtual...platform. - **Unity Development**: Proficiency in Unity is a must, as the app will be developed using this software. - **AR Development**: Experience in developing Augmented Reality applications is highly preferred. The main feature of the app will be the ability to provide users with educational virtual tours. The app should be engaging and intuitive, allowing users to explore and learn in an interactive manner. Ideal Skills: - Proficiency in Unity - Experience with AR development - Strong understanding of Android platform - Previous experience in educational app development w...

Immediate need for a developer who can assist internal team complete short assignments of LMS (Learning Management System) development. Should be competent in jQuery and Laravel for a project built on MySQL database.

Reinforcement Learning Goal: - Optimize a specific task and write a journal for that Project Details: - The project is already half completed and I need someone to complete it further. - I have some code/files that will need modifications Preferred Skills and Experience: - Strong knowledge and experience in reinforcement learning - Proficient in Python programming language

I require a reliable and diligent proofreader for a Spanish fiction book that's 57,000 words long. The deadline for this project is within 2 weeks. Your main focus will be to check for spelling and grammar anomalies. Additional suggestions on enhancing the language are not needed, just a straightforward proofreading job. The ideal candidate would be experienced in proofreading, with excellent knowledge of Spanish grammar and spelling. Efficiency and accuracy are key in this project.

Location: Trinity, North Carolina, 90% on-site (see info in the requirements section) Job Type: Freelance/Part-Time - Possibility for long-term assignments Employment Type: Contract – Project oriented This project is ideal for students and entry-level professionals. Involves assisting with product photography and videography for my new online store opening. If you have a knack for capturing stunning, unique images and are ready to bring your creative flair to my product range, I want to hear from you! Responsibilities: • Assist in setting up photography scenes with limited props, a trip(s) to purchase necessary items will likely be involved. • Provide guidance on lighting techniques, photography methods, and tips to capture the best images of...

As a beginner, I am seeking a proficient guitar tutor who can help guide me into becoming a skilled classical guitar player. Key Responsibilities: * Provide beginner level guitar lessons focusing mainly on ...and understanding. * Deliver lessons in an engaging and understandable manner. Ideal Skills and Experience: * Must possess excellent knowledge in classical guitar techniques. * Previous experience in teaching guitar, specifically to beginners. * Excellent communication and pedagogical skills. * Patience and ability to adapt teaching methods, as per the learning pace. Despite not having a specific goal in mind, an interest to make learning enjoyable and pressure-free is hugely appreciated. The ideal candidate should be able to inculcate a love for classical music ...

I need a skilled programmer proficient in GPT API and Python to build an efficient tool. This will analyze numerous English business service reviews and develop a concise summary in bullet points, focusing primarily on the major points. T...bullet points, focusing primarily on the major points. These summaries should distill the key aspects into 300 words or less. The main purpose of these summaries is to highlight the essential insights of the reviews, enhancing the reader's comprehension and minimizing their reading time. Ideal candidates should have: - Advanced experience in GPT API and Python. - A portfolio displaying similar language processing projects. - An aptitude for distilling large volumes of text into clear, concise points. - Familiarity with analyzing business s...

I'm looking to develop an online examination platform that caters to students. The system should include the following features: - **Student Accounts**: Users should be able to register and use the platform as students. - **Examination Module**: The website should allow for both practice tests and real exams. - **Immediate Results**: Exam results should be displayed immediately after the exam has been taken. Ideally, I'm looking for a developer with experience in e-learning platforms or online examination systems. The developer should be proficient in backend and frontend development, be able to handle databases securely and have a good understanding of user experience. Please let me know if you've worked on similar projects in the past, and send ov...

I'm in need of a C language expert, experienced with Linux You should debug the codes and fix issues. It should be done today. If you can work and fix immediately, please bid only 'c programming' words. Thanks