🚀 Here you can find some of my functional solutions to CodinGame programming puzzles.
☕ Solutions are written mostly in Java, although there are some in C, C++, Groovy, JavaScript, PHP, Python, or Swift.
✔️ All of the code has successfully passed the tests and validators in CodinGame. ✔️
📚 It is possible to visit my profile here.
| Description | Solution | Concepts |
|---|---|---|
| 1. NGR - Basic Radar | Java | |
| 1000000000D World | Java | Arrays |
| 1D Spreadsheet | Java | Memoization, Lazy Evaluation, Dependency Graph |
| 7-Segment Scanner | Java | Loops, Conditions, String manipulation, Ascii Art |
| abcdefghijklmnopqrstuvwxyz | Java | BFS, DFS, Arrays |
| Add'em Up | Java, Swift | Greedy algorithms, Sorting |
| Agent X, Mission 1 - The Caesar Cipher | Java | Cryptography, Cipher |
| An adventure in the fantasy world | Java | Maze |
| Annihilation | Java | |
| ASCII Art | Java | Strings, Arrays, Loops |
| ASCII Art The Drunken Bishop Algorithm | Java | Bin packing, Ascii Art |
| Asteroids | Java, Swift | |
| Auto pickup | Java | Parsing, String manipulation |
| Bank Robbers | Java, JavaScript, Swift | Loops, Mathematics |
| Binary Image | Java | Arrays |
| Blackjack solver | Java | Strings, Loops, Conditions, Card games |
| Blowing Fuse | Java | Conditions |
| Brackets, Extreme Edition. | Java | |
| Build A Bookcase | Java | Loops, Logic, Mathematics, Ascii Art |
| Caesar is the Chief | Java | String manipulation, Cipher |
| Card Counting when easily distracted | Java | String manipulation, Probability, Card games |
| Catching Up | Java | Pathfinding, BFS, Greedy algorithms, Graphs |
| Cheap Choices | Java | Lists |
| Container Terminal | Java | Stack |
| Count your coins | Java | Arrays, Mathematics |
| Couple's Picture-Frame | Java | 2D array, Mathematics, Ascii Art |
| Create the longest sequence of 1s | Java | String manipulation |
| Create 'Turn Here' Signs | Java | Loops, Logic, String manipulation, Ascii Art |
| Credit Card Verifier (Luhn's Algorithm) | Java | Check-digit |
| Crop-Circles | Java | 2D array, Geometry, Ascii Art |
| Defibrillators | Java | Loops, Distances, Trigonometry |
| Detective Pikaptcha EP1 | Java | Maze |
| Digital Scoreboard | Java | Parsing, 2D array, Ascii Art |
| Embedded Chessboards | Java, Java (golf) | |
| Encryption/Decryption of Enigma Machine | Java | Strings, Encoding, Cryptography, String manipulation |
| Equivalent Resistance, Circuit Building | Java | Parsing, Physics |
| Euclid's Algorithm | Java, JavaScript | Recursion, Mathematics |
| Faro shuffle | Java, Swift | Loops |
| Fax Machine | Java | Compression |
| Fibonacci's Rabbit | Java | Loops, Mathematics |
| Flip The Sign | Java, Swift | Conditions, 2D array |
| Folding Paper | Java | Loops, Sequences, Mathematics |
| Frame the picture | PHP | Loops, String manipulation |
| GDQ - Binary Coded Decimal Clock | Java | |
| Graffiti on the Fence | Java, JavaScript | Intervals |
| Happy Numbers | Java | Loops, Data Types |
| Hidden Messages in Images | Java, JavaScript, PHP, Swift | Image processing, Loops |
| Horse-Racing duals | Bash, C++, Java, Swift | Loops |
| How high up does the beer go? | Java | Geometry |
| Hunger Games | Java | Sorting |
| Interstellar | Java | Strings, Graphs, Distances, String manipulation, Coordinates |
| IPv6 Shortener | Java | Strings, Parsing, Loops, Regular expressions |
| Is that a possible word? | Java | State machine |
| ISBN Check Digit | Java | Check-digit, Arithmetic |
| Kangaroo words | Groovy, Java | Loops, Sorting, string |
| Largest Number | Java | |
| Logic Gates | Java | Logic |
| Lumen | Java | Loops, 2D array |
| May the Triforce be with you! | Java | Loops, Ascii art |
| Mars Lander - Episode 1 | C, C++, Java | Conditions |
| Max Area | Java, JavaScript, PHP | Arrays, Mathematics |
| MIME Type | Java | Strings, Hash tables, Loops, Conditions |
| Mountain Map | Java | Ascii Art |
| Moves in Maze | Java | Flood fill, BFS, Maze |
| NATO-alphabet's odd uncles | Java | Pattern recognition, Arrays, Conditions, String manipulation |
| Next Car License Plate? | Java | Sequences, Mathematics |
| Number Formatting | Java | Strings, Numbers |
| Odd-Quad-Out | Java | Arithmetic, 2D array, Digit counts |
| Offset Arrays | Java | Parsing, Recursion |
| Onboarding | Bash, C, C++, Java, JavaScript, Python3, Swift | Conditions |
| Panel Count | Java | Loops |
| Periodic table spelling | Java | BFS, DFS, Lists, Loops |
| Power of Thor - Episode 1 | Java, Swift, VB.NET | Conditions |
| Prefix Code | Java | Tries, String manipulation |
| Queen Control | Java | Loops, Conditions, Chess |
| Retro Typewriter Art | Java | Parsing, Ascii Art |
| Reverse FizzBuzz | Java | |
| Reverse Minesweeper | Java | 2D array |
| 🤖 Robot Reach | Java | Recursion |
| Robot Show | Java, JavaScript | Strive for Simplicity |
| Rock Paper Scissors Lizard Spock | Java | Arrays, Conditions |
| Rocks, Papers, Scissors-es | Java | |
| Rotating arrows | Groovy, Java | Loops, 2D array |
| Scrabble score | Java | Strings, Loops, Conditions, Sorting, 2D array |
| Shoot Enemy Aircraft | Java | Arrays, Loops |
| Should bakers be frugal? | Java | Strive for Simplicity, Resouce management, Simulation, Mathematics, Geometry |
| Simple auto-scaling | C, Groovy | Loops |
| Six Degrees of Kevin Bacon | Java | BFS, Lists, Graphs |
| Snail Run | Java | Arrays, Loops |
| Snake Sort 2D | Groovy | Sorting |
| Square Spiral for Alien Contact 👽 | Java | 2D array, String manipulation |
| Stunning Numbers | Java | Numbers |
| Substitution Encoding | Java | Strings, Encoding, 2D array, String manipulation |
| Sudoku Validator | Java | Conditions, 2D array |
| Swatch Internet Time | Java | Data Types |
| Table of Contents | Java | Strings, Parsing |
| Ted's compiler | Java | Parsing, Stack |
| Temperatures | C, Groovy, Java, JavaScript, Lua, PHP, Python3, Swift, TypeScript | Arrays, Loops, Conditions |
| The Broken Editor | Java | Arrays, String manipulation |
| The Descent | Java, Swift | Loops |
| The logo beyond C++ and C# | Java | Parsing, 2D array, Ascii Art |
| The Mystic Rectangle | Java | Distances, Coordinates |
| The Other Side | Java | Flood fill, BFS, DFS, graph traversal |
| The River I. | Java | Conditions |
| The weight of words | Java | Cryptography |
| Tile a Floor | Java | Logic, 2D array, Ascii Art |
| Triangle Toggle | Java | 2D array, Ascii Art |
| Ulam Spiral | Java | Primes, Mathematics, Ascii Art |
| Unary | Groovy, Java, Swift | Strings, Encoding, Loops, Conditions |
| Where am I going? | Java | Strings, Pathfinding, Lists, 2D array |
| Where's Wally | Java | Regular expressions, String manipulation, Ascii Art |
| Word Search for Programmers | Java | Loops, Conditions, 2D array, String manipulation |
| Wordle Colorizer | Java | |
| "You are the Father": Maury Povich Style | Java | String manipulation |
| Zeckendorf representation, part I | Java | Recursion, Greedy algorithms, Arithmetic, Mathematics, Numbers |
| Description | Solution | Concepts |
|---|---|---|
| CGX Formatter | Java | Strings, Parsing |
| Elevator | Java | |
| Hangman | Java | |
| Kolakoski Sequence | Java, Swift | |
| Maximising Integers | Java, Swift | Greedy algorithms |
| Mini Sudoku Solver | Java | |
| SHA-256 Hash | C++ | Cryptography |
| TAN Network | Java | Pathfinding, Graphs, Distances, Trigonometry |
| The Greatest Number | Java | |
| The Hidden Fortress | Java | Logic |
| The Total is Right - Weird edition | Java, Swift | Brute-force, Arithmetic |
| Zergling Rush | Java |
| Description | Solution | Concepts |
|---|---|---|
| High-rise Building | C, Java | |
| Recurring Decimals | Java |