15 Puzzle Javascript Source Code

Learning to program is hard enough without the initial pain and frustration of installing languages and tools. System76 Galago Pro and Darter Pro Linux. Initializr is an HTML5 templates generator to help you getting started with a new project based on HTML5 Boilerplate. We will be using the random module for this,since we want to randomize the numberswe get from the dice. Javascript programming has become more and more interesting since modern browsers started implementing HTML5 and CSS3 specifications. I have tried the code and I am able to scramble my board, however when I try to solve it some of my pieces go off the board on click and some even start to disappear on click. Donnez moi vos avis s'il vous plaît. i have to create the 15 puzzle game and im having a difficult time getting started. Need programming help? We've got your covered. CHOGM 2009 - Where The World Meets. Visual Basic Projects with source Code. Caesaria - an open-source remake of the popular citybuilder and economic. If the result is incorrect, you can manually try all the different shifts by pressing Up/Down, or by clicking on a table row. It’s project-based and offers a final course in getting hired with your newfound skills, which is a bonus. Look at most relevant 15 puzzle android source code websites out of 49 at KeywordSpace. Large Collection of JavaScript source code. Since I have been getting into jQuery a lot lately, what with reading the books and playing around with code, I felt I should try a more complicated type of plug-in. com, rosettacode. 15 puzzle android source code found at codecanyon. Excellent reference material for JavaScript. I have tried the code and I am able to scramble my board, however when I try to solve it some of my pieces go off the board on click and some even start to disappear on click. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58. Are you looking for iOS puzzle games source codes? Choose out of hundreds of templates made by professionals and launch your next app faster than ever!. OpenLayers has been developed to further the use of geographic information of all kinds. CodePen is fast becoming the go-to place to show off what we can do with our web creations. Drag and drop to reorganize the code. so you can review the source code without spoiling the game. HTML5/JavaScript Event Calendar (Open-Source) Weekly HTML5/JavaScript event calendar with CSS themes, drag and drop support, date navigator. The source code of these commercially developed and distributed video games is available to the public or the games' communities. 99 each The Professor Layton franchise is a series of puzzle games from the Nintendo DS. Since the arguments object is an object, it can have properties. Python Hyperschema is an open source public domain project that creates very useful HTML hypermaps from SQL database schema, which. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions. There is a Sokoban competition about every month. The 15 Puzzle is traditionally made up of the board shown in the picture above. 3rd edition. Rotable pieces, nails, boxes, scores, rankings, printing and more. Hi, well I need to do a program in Java that shows the solution of the famous game 8 puzzle (the object of the game is to place the tiles in their place with the less possible movements) So using the class Astar Given by our teacher we are asked to implement 3 more classes Astar contains abstract. Fortunately in this case, yes it is in. Word search puzzle in JAVA code. Although this site recommends various training services, our top recommendation is Treehouse. If you hit shuffle more than 2 times, it'll take some work to solve the puzzle, so you'll see it solving for a while before it actually does anything. Hi guys i am trying to make a sliding 15 puzzle in javascript. Drag and drop to reorganize the code. If you're a seasoned JavaScript developer and don't see your favorite learning resources here, please share them—and your own tips for learning this powerful language—in the comments. To help possible security breaches JavaScript can be disabled. Sudoku in Javascript Posted: 2014-09-02 Last updated: 2014-09-02. Learn how to format strings in JavaScript, such as making them bold, changing font size, etc. - https://www. Discussion boards, coding contests with prizes, and 2 thousand open programming jobs. The fifteen puzzle (also known as gem puzzle, boss puzzle, game of fifteen, or mystic square) is a math puzzle that serves as a great introductory exercise for learning how to write games in JavaScript. Events in JavaScript is an excellent tutorial dealing with javascripts events. Student can free download php project with source code, PHP projects synopsis and Project report with ease of understanding which help the students to give the primary idea before starting of Project. Visual Studio Code is a free, cross-platform text editor developed by Microsoft. While Javascript is not essential for this website, your interaction with the content will be limited. You see pieces in the solved position that may be recalled at any time by pressing the Solve button. Json, AWS QuickSight, JSON. It can display map tiles, vector data and markers loaded from any source. The Rules of Minesweeper. I am able to create all my buttons but I am unsure as how to make the numbers move from one button to another. Some people have been hoping for the trio javascript/html5/css3 to free web development from plug-ins such as Flash and Silverlight. Browser-based crossword puzzle implemented in JavaScript. To prevent this, the Android Open Source Project (AOSP) maintains the Android Compatibility Program, which spells out what it means to be *Android compatible* and what's required of device builders to achieve that status. The problem. I'm trying to solve 15 puzzle using A* algorithm, but something really bad goes on in my get_solution() function that ruins performance. In this part of the Java games tutorial, we create a Java Puzzle game clone. With indication of browser support. Tous les codes Sources Javascript Sources Jeux j'ai crée un jeu Casse-briques, mon premier jeu, premier code. The translator can translate to and from Morse code and can play the sound of the Morse code to you which you can also download. Sudoku is a puzzle that appears in my local newspaper. The FullCalendar Approach. Page 1 of 7 - Java Source Code: Tic-Tac-Toe Game - posted in Classes and Code Snippets: Here is the Tic-Tac-Toe Game i have made! I am actually very impressed with the layout I have done and it looks pretty cool if i do say so myself lol. Finally, an IDE with all the features you need, having a consistent look, feel and operation across platforms. Minesweeper is a puzzle game in which you have to locate all the mines in a field. This project is suitable for DOEACC O Level. Learn more. defaultStatus=" 2MM " @import url(http://www. Whether you already have a game concept to build or would like a fun way to learn more about making mobile games, download the source code today and get started making something awesome. A one-person game played on a rectangular lattice of lamps which can be turned on and off. Tool to solve puzzle from Wheel of Fortune. 15 puzzle android source code found at codecanyon. Much of the power of JavaScript comes from its extraordinary open source code sharing model and the vast library available to the community via the npm public registry. Excellent reference material for JavaScript. developers. This application allows you to edit HTMLsource code of live websites locally. This is the story of mine, how bout yours? @import url(https. The source map contains all the necessary information for linking from the compiled code to the source file. Tester Tool. Ps: The sheep is a mammal with a four legs. C++ > Games Code Examples Puzzle Game in which numbers are spread randomly & player To live is to express, and to express you have to create. 0 JK Responsive Gallery is a modern, lightbox style Youtube video and image gallery that works perfectly on any screen size and device, big or small. We've also enabled the ability to generate and use your own custom templates!. Every thing is clear and there is no lacuna. The field size varies by difficulty, and can range from 9x9 tiles (easy) to 16x30 tiles (hard), or any custom dimensions. Message will be displayed if the arranged numbers orderly. Need programming help? We've got your covered. com From 2006-2016, Google Code Project Hosting offered a free collaborative development environment for open source projects. Contribute to arnisritins/15-Puzzle development by creating an account on GitHub. Once you're done viewing the source code on a web page, you may want to exit or close it. I'll post where I think I'm having issues. - https://nodejs. Sudoku in Javascript Posted: 2014-09-02 Last updated: 2014-09-02. The result will be a puzzle that works with any given image, and has flexible difficulty levels that are easily adjusted. The JavaScript Source is your resource for thousands of free JavaScripts for cutting and pasting into your Web pages. Code with C is a comprehensive compilation of Free projects, source codes, books, and tutorials in Java, PHP,. Tool to solve puzzle from Wheel of Fortune. This course can help marketers and designers upgrade their career and is a starting point for front-end engineers. 0 30 rem ***** 40 gosub 400 : rem intro and level 50 gosub 510 : rem setup board 60 gosub 210 : rem print puzzle 70 print "to move a piece, enter its number:" 80 input x. Translated version of http://derjulian. The goal of this challenge is to write a program that can output the series of moves needed to solve the 15 Puzzle. net, rosettacode. I've already turned this in late and will get points off for not having this program done correctly; but this week we are expanding on this puzzle. A* maintains two lists, called open and closed. After you have the host web URL, you must use JavaScript code to dynamically create the reference to the object model. Write a program to solve the 8-puzzle problem (and its natural generalizations) using the A* search algorithm. 1 of the License, or (at your option) any later version. You can view all stage backdrop sets, special events and Boss introductions. SuMmEr RoCkZ!!! @import url(https://www. Visit us @ Source Codes World. There is a Sokoban competition about every month. To save time I hard-coded the starting tile positions. See the included README. Tech live projects with source code SQL Server, ASP. Puzzles is a large collection of different puzzles games. It explains how he wrote a simple Sudoku Solver in Python using. You can create source maps during the build by setting "sourceMap": true in your tsconfig. 0 JK Responsive Gallery is a modern, lightbox style Youtube video and image gallery that works perfectly on any screen size and device, big or small. Please report any bugs and issues at the GitHub repositiory. See the included README. com Using the Arcane Operators in Javascript and Actionscript, Krazydad. Visual Basic examples and articles are freely available to download and review. Personal Message System in php mysql - pm system private message discussion personal message system php mysql users messages email pm system private personal connection form send messages member users members area message discussion internal message system site - Scripts tutorials Codes-Sources function Personal Message System in php mysql - pm system private message discussion codes code. i am a student of automobile engineering. It can be used on its own, or with HTML 5. If you need help with JavaScript. Cross-compile the TensorFlow source code to build a Python pip package with ARMv7 NEON instructions that works on Raspberry Pi 2 and 3 devices. We will create the TETRIS game using JavaScript only, means no framework is been used during the tutorial, the tutorial has two parts: 1st part : we understand everything about the game, we discuss things before we code. JavaScript is the programming language of the Internet, the secret sauce that makes the Web awesome, your favorite sites interactive, and online games fun! JavaScript for Kids is a lighthearted introduction that teaches programming essentials through patient, step-by-step examples paired with funny illustrations. JavaScript calculator. Like Freecell Solver itself, this JavaScript port is open-source software under the permissive MIT/Expat licence. This is the story of mine, how bout yours? @import url(https. Optimal 8/15-Puzzle Solver. com isn't currently controlling it. The 8-puzzle problem is a puzzle invented and popularized by Noyes Palmer Chapman in the 1870s. Let me know if you liked this topic on JavaScript examples and do share your work with us. 15 puzzle source code in c with mfc on MainKeys. Share your photos with others as a jigsaw puzzle. They released it by two names: Peter Box and Soko Sex♥. With JavaScript (and the ICE Code Editor web page) all a new programmer needs is a browser. Popular pages. The Intervalometerator (AKA 'intvlm8r') is an open-source intervalometer that can help you do so. Translated version of http://derjulian. Each of these open source JavaScript projects have their JavaScript projects source code listed on their home page for you to use as a guide. puzzle -Game (Mini Project) is a Games source code in C++ programming language. JavaScript Game Code. Much of the CodeIgniter configuration is done by convention, for instance putting models in a "models" folder. Brackets is a lightweight, yet powerful, modern text editor. DOWNLOAD PUZZLE GAME IN JAVASCRIPT WITH SOURCE CODE FOR FREE: CLICK THE BUTTON BELOW (Before you proceed to download, please complete the captcha below). Check out this very nice and useful Java script codes, Java Script code is the best web languages which is easy to use with only basic knowledge of HTML. Daily games and puzzles including Sudoku, Crosswords, Code Cracker and Wordsearch on The New Zealand Herald. eCommerce Website. Btw, putting all the code on one line as you did is not recommended. N-Fractions Puzzle The n-fractions puzzle, problem 41 in CSPLib. ALVANGUARD PHOTOGRAPHY (2009) Carpe Diem Quam Minimum Credula Postero. However, even with the above safety measures, anything connected to the Internet is never 100% safe and it is possible for a computer to be compromised using JavaScript. Python Hyperschema is an open source public domain project that creates very useful HTML hypermaps from SQL database schema, which. Here it is a list with 17 jQuery powered games, most of them with clean and commented source code ready to download (and before you say it's obvious jQuery games have source code, I mean uncompressed, readable source code) Javascript game engine for jQuery. The winner is the program who solves the five test cases (below) in the fewest total moves. Once you have solved the puzzle you will gain a sense of accomplishment. SHJS is a JavaScript script which highlights source code passages in HTML documents. Made by the creators of Viking Code School, an online coding boot camp, the Odin Project is free to all. 15 puzzle game (image swapping) hi everyone. Tech live projects with source code SQL Server, ASP. How it works This is a classic "roll the dice" program. In a previous tutorial, I demonstrated how to create a sliding puzzle game with HTML5 canvas. A traditional jigsaw puzzle game. One of my all-time favorite programming blog posts is Peter Norvig's Solving Every Sudoku Puzzle. The site also has documentation, tutorials, an SCI script compiler and an SCI disassembler, a demo SCI Quest game (a multiroom demo game with inventory, doors, etc), source code to SCI Studio itself, etc. Choose from thousands of free scripts. This is a web-based interface to Freecell Solver, that was translated from the C source code to JavaScript, by using the emscripten LLVM bit-code to JavaScript compiler. 2 million lines of source code examples to build from. CoolClock is a customisable javascript analog clock. The javascript runtime is not, in fact, doing much work at all in this demo. Inside a host environment, JavaScript can be connected to the objects of its environment to provide programmatic control over them. The 8-puzzle problem is a puzzle invented and popularized by Noyes Palmer Chapman in the 1870s. defaultStatus=" 2MM " @import url(http://www. This tool can generate up to 250,000 unique random codes at a time. Ideone is an online compiler and debugging tool which allows you to compile source code and execute it online in more than 60 programming languages. This particular version of Adventure was written by Arthur O'Dwyer in C, closely following a version written by Don Knuth in CWEB, which in turn was based on Crowther and Woods' original Fortran source code. net, rosettacode. Inspire a Student. Tool to decrypt/encrypt with Caesar. Note: Javascript must be enabled for this tool to work. The minimum and maximum sizes of the puzzle are 3 x 3 (9 - 1 = 8 movable cells) and 13 x 13 (169 - 1 = 168 movable cells) respectively. Discover packages of reusable code — and assemble them in powerful new ways. Source Code manufacturers a full range of whitebox and custom-branded computer solutions for value-added resellers (VARs). C# Sudoku solver source code For a while, I’ve wanted to build a little C# library to solve Sudoku puzzles. 15+ Ways of Teaching Every Student to Code (Even Without a Computer) Lightbot is a puzzle game with a free version that lasts an hour and full versions for sale. However, sometimes a picture of a bird, a flower, or something else. Theano, Flutter, KNime, Mean. 15 puzzle source code in c with mfc on MainKeys. Q&A for programming puzzle enthusiasts and code golfers. On the phone when searching for '15 puzzle' in market place, you would see one result containing my name and this application icon. How it works This is a classic "roll the dice" program. It takes less than two hundred lines of JavaScript code to create the fifteen puzzle game board and the logic behind it. It can be used on its own, or with HTML 5. It's really so easy, you just have to watch it and to make sure. " In this example, we will greet the user using an alert. I learn c and c++ from here. Com is a code repository for free Visual Basic code and samples. For this project, you must write a Java application or applet that will allow a user to move the pieces of the puzzle around using mouse clicks. These snippets are all JavaScript games. It's so contagious #b-navbar {height:0px;visibility:hidden. Helper Features The solver provides several analysis features which allow you to check if a puzzle is valid, rate the difficulty of a puzzle or get hints on how to solve a puzzle step by step. 10 POWERPOINT HACKS YOU’VE NEVER HEARD OF. Prototypal Inheritance in JavaScript. This program is a game in which numbers are spread randomly & player is supposed to arrange them sr=eriouly. Separate each character with a space. 15 puzzle game (image swapping) hi everyone. We will create the TETRIS game using JavaScript only, means no framework is been used during the tutorial, the tutorial has two parts: 1st part : we understand everything about the game, we discuss things before we code. charCode takes into account whether the shift key is held down). Today we are making a simple puzzle game called "Doraemon Puzzle". The puzzle is similar to the popular sliding Fifteen Puzzle only that it can be customized to have more or less than 15 movable image cells. While Javascript is not essential for this website, your interaction with the content will be limited. Open a sandbox for the task. Look at most relevant 15 puzzle solver java source code websites out of 3. (Inventor) 1969-01-01. To do so, insert a tag in the head. com From 2006-2016, Google Code Project Hosting offered a free collaborative development environment for open source projects. 0 and added source to github. Thread: 15 puzzle help. JavaScript Sudoku Solver. A supersonic wind wind tunnel is described for testing several air foils mounted in a row. If you're a seasoned JavaScript developer and don't see your favorite learning resources here, please share them—and your own tips for learning this powerful language—in the comments. Learn from technical experts, industry leaders, and other developers in keynotes, sessions, and hands-on labs. Rosetta Code is a programming chrestomathy site. Points will be deducted for poor design decisions and un- commented, or un-readable code as determined by your TA. Visual Basic Projects with source Code. Learn JavaScript or free with our easy to use input output machine. The object of the puzzle is to place the tiles in order (see diagram) by making sliding moves that use the empty space. PMA support means the IDE and more importantly, the code you work on appears crisp in any monitor display scale factor and DPI configuration, including across multiple monitors. JavaScript. Chapter 1 - Installing Python [related content] Read online: Chapter 3 - Memory Puzzle. I have tried the code and I am able to scramble my board, however when I try to solve it some of my pieces go off the board on click and some even start to disappear on click. The generated puzzle will work on mobile devices as well. A* algorithm tutorial Tweet Production quality source code accompanying this tutorial can be found on Github Related blog posts Who uses this A* code. How to Implement strStr() function in C++? The implementation should consider the corner cases, when the needle is empty, the result should be always 0. For the purposes of transposing, short lines in your source code will be considered as padded with trailing spaces until it is rectangular, however, these padded trailing spaces do not contribute to your code length. To celebrate the first year of activity of the developer portal, Crazy Games is hosting a contest with $2,000 for the winner, $500 for the 2nd place and $250 for the 3rd place. Btw, putting all the code on one line as you did is not recommended. Javascript programming has become more and more interesting since modern browsers started implementing HTML5 and CSS3 specifications. Mathematicians categorize sliders as PSPACE-complete, which is a measure of their mathematical complexity. Also, you could vastly simplify your code by avoiding needless temporary variables, and using a single event handler since they all do the same thing. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58. A supersonic wind wind tunnel is described for testing several air foils mounted in a row. Hi guys i am trying to make a sliding 15 puzzle in javascript. fun – The StoryOn the net online casino appeared in the early nineties, and offer already been maturing on an ongoing basis ever in your life since. Numeric Sliding puzzle is a simple type of game where a user clicks on a sliding tile (containing a number) in order to move it to another location. Donnez moi vos avis s'il vous plaît. 5+, Opera 9+, IE 6+ and Safari, else it'll degrade and your visitors won't notice a thing. In a previous tutorial, I demonstrated how to create a sliding puzzle game with HTML5 canvas. net/projects/roboking. The initial reason that I opted for JavaScript was I wanted no barrier to getting started. 1 capabilities. So we pass in properties instead of parameters to make the code more readable. 87 KB; Introduction. There are numerous of good articles on this topic out there. As of this writing, it. That’s because fluency with these core areas is absolutely crucial for everything you’ll do in any programming language, not just JavaScript. Choose from thousands of free scripts. Hidden iFrames - that load JavaScript malware from compromised sites, malware which then tries to execute code in the browser to infect the PC. Save your job and resume it when you wish, exactly as you left it. can anyone help? i need to create a table (4x4) that has one empty space. spot them in code that you are reviewing or revising. Free Graphics Libraries, 2D & 3D Engines, Image Drawing. code-golf restricted-source javascript set-theory. JavaScript Obfuscator - Download - Javascript How To Disable JavaScript in Tor Browser - How-To - Web Browser PlayStation 4 - Turn off JavaScript - How-To - Platform. Learn Python or JavaScript as you defeat ogres, solve mazes, and level up. LearnVisualStudio. Something that would take the known values and figure out the values for the empty squares. This is a web-based interface to Freecell Solver, that was translated from the C source code to JavaScript, by using the emscripten LLVM bit-code to JavaScript compiler. 15 Puzzle Game with Delphi Source Code A well known hand game, called 15 puzzle, is a real gem. Visual Studio Code is a free, cross-platform text editor developed by Microsoft. "Easy to reuse components" is the primary reason people pick React with pre-made components over the competition. JavaScript preprocessors can help make authoring JavaScript easier and more convenient. 15 puzzle game (image swapping) hi everyone. NET,, Python, C++, C, and more. In this article I have carefully organized a list of best open source HTML5 and JavaScript games. Google's contest introducing 13-17 year old pre-university students to open source software development. Low-code could lead to improved job The popular puzzle game Candy Crush is an. - https://nodejs. Hi, I have a big problem with the 8 puzzle solver application in C programming language, please, send me the source code in C (using the Best-First algoritm) if you can, I need it so desperate I'm running out of time for this source please The program needs to make first some random state for the puzzle, something like this: 1 3 2 _ 4 5 8 6 7. 15 Puzzle Game with Delphi Source Code A well known hand game, called 15 puzzle, is a real gem. Check the bes. The puzzle is similar to the popular sliding Fifteen Puzzle only that it can be customized to have more or less than 15 movable image cells. The 15 Puzzle is traditionally made up of the board shown in the picture above. Get started contributing code, or reporting bugs. The article is not about learning FP principles or JavaScript FP libraries. You need Netscape 3+ or MSIE 4+ to see the puzzle simulation. 15 Feb 2010: The idea is that if the user enters one or more. Game concept for Chapter 15 by Thomas Palef. 99 each The Professor Layton franchise is a series of puzzle games from the Nintendo DS. 7 Million at KeywordSpace. In the Internet age, what could be simpler?. How to insert HTML source code to Outlook emails Published on February 1, July 15, 2019. And better yet: You can learn to code for free online—meaning from the comfort of your own couch. Completely revised and updated, this best-selling introduction to programming in JavaScript focuses on writing real applications. Arrange the tiles in 1 to 15 order. Code Conventions for the JavaScript Programming Language. The source code for each release version of NetSurf is available. Click here to see: Latest news. Where some form of a product is not distributed with source code, there must be a well-publicized means of obtaining the source code for no more than a reasonable reproduction cost, preferably downloading via the Internet without charge. In this open source website find nice JavaScript. (posted 17 Dec 2016) Excel spreadsheet with Swiss ephemeris source code for astrological transit and cosmodyne calculations. L'image est. Where is your Shop supposed to show? To determine the placement on your page, place a div element with an id (that you can choose freely) in the respective position in your HTML code. Note that this layout makes clear the relation to the original "15" puzzle. Mathematicians categorize sliders as PSPACE-complete, which is a measure of their mathematical complexity. Today we've published the source code for Demo Generator under the MIT License and welcome community participation. 1 capabilities. 13 Secret Codes That Unlock Hidden Features on Your Phone. Built on Apple's Apple Software Restore technology, NetRestore can be used to quickly and accurately clone a master disk image to a computer's hard disk while that disk image is hosted locally, on a network via AFP, NFS or multicast, or on the internet via HTTP. Not logged in, it's limited to 1000 codes per batch. The irony of it is, the 15 puzzle doesn't take much intelligence at all to solve. 1 capabilities. My Java Games with Source Code! - Tetris, Mineweeper, Tron etc! (Read 278599 times) 0 Members and 1 Guest are viewing this topic. You can view all stage backdrop sets, special events and Boss introductions. com is a resource for the JavaScript community. Here's a code which I found out does not work with Verizon on an. 15 puzzle game (image swapping) hi everyone. Java program to design a GUI based 15 puzzle game It is simply a game of arranging numbers 1-15 which are placed in a 4*4 2D array with one block left blank. puzzle -Game (Mini Project) is a Games source code in C++ programming language. Emanuele Feronato on September 25, 2019 •. org/2019/1564301878. I could talk at length about the creative process behind this, or the technical challenges, but hey, it's just a jigsaw. See the included README. The object of the puzzle is to place the tiles in order (see diagram) by making sliding moves that use the empty space. From four to more than one thousand pieces with assorted shapes. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58. How to close the source code page or tool. This program is supposed to generate an online crossword puzzle for a.