Rijndael S-box in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 517th JunkIce 310 773 24 Jan 2025 527th MeWhenI 🇻🇦 309 422 1 Nov 2023 528th elgan65536 304 207 7 Apr 2024 528th madex 🇩🇪 304 207 3 Jul 2024 530th thisishowmymindworks 🇳🇴 303 348 11 Jun 2024 530th hacker112 🇸🇪 303 348 22 Jun 2024 532nd msbranicky 303 591 1 Sep 2023 533rd bobbysq 300 291 20 May 2024 534th Natanaelel 🇸🇪 297 212 4 Sep 2023 535th brimstonetrader 297 294 10 Jan 2024 536th dokutan 297 489 21 Jun 2025 537th MateuszPietrzak 🇵🇱 294 286 17 Jan 2024 538th CaedenHarper 🇨🇦 293 215 30 Jan 2025 538th emgordon154 293 215 3 Jun 2025 540th KatieLG 🇬🇧 292 783 2 Sep 2023 540th snoozingnewt 🇺🇸 292 783 7 Sep 2023 540th Shanethegamer 🇺🇸 292 783 16 Jan 2024 540th HumanoidCPU 292 783 16 Apr 2024 540th CaedenHarper 🇨🇦 292 783 22 Jan 2025 545th KatieLG-Transpiler 🇬🇧 292 784 2 Sep 2023 545th Mabeloid 🇳🇴 292 784 21 Sep 2024 547th msbranicky 291 785 20 Sep 2023 548th logvp 289 218 1 Feb 2024 549th Stanbroek 289 291 18 Sep 2023 550th dokutan 289 354 20 Mar 2025 551st Yewzir 🇧🇪 288 219 7 Nov 2023 552nd dokutan 286 313 17 Apr 2024 553rd janbehrens 🇩🇪 284 222 30 Dec 2023 554th rifatx 283 223 16 Jul 2024 555th hellwue 281 311 10 Sep 2024 556th dokutan 281 625 5 Jun 2024 557th codereport 🇨🇦 279 226 18 Apr 2025 558th mossiegoat 279 313 6 Jun 2025 559th gastropner 278 227 17 Jul 2025 560th dokutan 278 314 16 Nov 2023 561st dokutan 276 569 6 Jun 2024 562nd dokutan 275 572 24 Oct 2024 562nd alphafalfa 275 572 1 Aug 2025 564th aksyristos 272 321 11 Sep 2023 565th dokutan 271 495 10 Apr 2025 566th msbranicky 269 626 12 Sep 2023 567th plcc0 268 326 10 Apr 2025 568th bac0id 267 236 8 Jan 2025 569th dokutan 267 305 13 Mar 2025 570th msbranicky 267 590 11 Jan 2025 571st trinityy-7 266 237 10 Oct 2023 572nd YAJUE114514 265 329 1 Jul 2025 573rd JunkIce 265 338 13 Feb 2025 574th KatieLG 🇬🇧 265 769 11 Aug 2024 574th Shanethegamer 🇺🇸 265 769 11 Aug 2024 574th HumanoidCPU 265 769 13 Aug 2024 574th KatieLG-Transpiler 🇬🇧 265 769 16 Aug 2024 574th Mabeloid 🇳🇴 265 769 21 Sep 2024 574th CaedenHarper 🇨🇦 265 769 22 Jan 2025 580th tomtheisen 🇺🇸 264 521 13 Feb 2025 581st msbranicky 262 638 1 Sep 2023 582nd c0d3-4-F00d 🇩🇪 261 241 4 Dec 2023 582nd Mabeloid 🇳🇴 261 241 29 Sep 2024 584th helbling 🇨🇭 260 242 25 Jul 2024 585th msbranicky 259 678 8 Sep 2023 586th Shanethegamer 🇺🇸 259 781 1 Sep 2023 586th KatieLG 🇬🇧 259 781 2 Sep 2023 586th KatieLG-Transpiler 🇬🇧 259 781 2 Sep 2023 586th snoozingnewt 🇺🇸 259 781 5 Sep 2023 586th vgamula 🇺🇦 259 781 6 Sep 2023 586th HumanoidCPU 259 781 16 Apr 2024 586th Mabeloid 🇳🇴 259 781 21 Sep 2024 586th dokutan 259 781 18 Oct 2024 586th CaedenHarper 🇨🇦 259 781 22 Jan 2025 595th ndren 259 782 20 Jan 2025 596th Martymoose98 258 244 30 May 2025 597th JunkIce 258 338 13 Feb 2025 598th msbranicky 255 594 1 Sep 2023 599th 1231234md5 🇨🇳 254 344 12 Dec 2023 600th blaztoma 🇱🇹 254 540 38 hours ago Prev 526–600 of 1,257 Next