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 Trinomial Triangle 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 Smooth Numbers Snake Sphenic Numbers 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 Luau 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 Luau 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 Trinomial Triangle 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 Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time 526th snoozingnewt 🇺🇸 311 419 21 days ago 527th MeWhenI 🇻🇦 310 773 1 Sep 2023 527th Shanethegamer 🇺🇸 310 773 1 Sep 2023 527th snoozingnewt 🇺🇸 310 773 2 Sep 2023 527th msbranicky 310 773 13 Sep 2023 527th theunofficialcoder 310 773 7 Jan 2024 527th KatieLG 🇬🇧 310 773 17 Mar 2024 527th HumanoidCPU 310 773 16 Apr 2024 527th Mabeloid 🇳🇴 310 773 21 Sep 2024 527th CaedenHarper 🇨🇦 310 773 22 Jan 2025 527th JunkIce 310 773 24 Jan 2025 537th MeWhenI 🇻🇦 309 422 1 Nov 2023 538th elgan65536 304 207 7 Apr 2024 538th madex 🇩🇪 304 207 3 Jul 2024 540th thisishowmymindworks 🇳🇴 303 348 11 Jun 2024 540th hacker112 🇸🇪 303 348 22 Jun 2024 542nd msbranicky 303 591 1 Sep 2023 543rd bobbysq 300 291 20 May 2024 544th Natanaelel 🇸🇪 297 212 4 Sep 2023 545th brimstonetrader 297 294 10 Jan 2024 546th dokutan 297 489 21 Jun 2025 547th MateuszPietrzak 🇵🇱 294 286 17 Jan 2024 548th CaedenHarper 🇨🇦 293 215 30 Jan 2025 549th KatieLG 🇬🇧 292 783 2 Sep 2023 549th snoozingnewt 🇺🇸 292 783 7 Sep 2023 549th Shanethegamer 🇺🇸 292 783 16 Jan 2024 549th HumanoidCPU 292 783 16 Apr 2024 549th CaedenHarper 🇨🇦 292 783 22 Jan 2025 554th KatieLG-Transpiler 🇬🇧 292 784 2 Sep 2023 554th Mabeloid 🇳🇴 292 784 21 Sep 2024 556th msbranicky 291 785 20 Sep 2023 557th logvp 289 218 1 Feb 2024 558th Stanbroek 289 291 18 Sep 2023 559th dokutan 289 354 20 Mar 2025 560th Yewzir 🇧🇪 288 219 7 Nov 2023 561st janbehrens 🇩🇪 284 222 30 Dec 2023 562nd rifatx 283 223 16 Jul 2024 563rd hellwue 281 311 10 Sep 2024 564th codereport 🇨🇦 279 226 18 Apr 2025 565th mossiegoat 279 313 6 Jun 2025 566th gastropner 278 227 17 Jul 2025 567th crizin 🇰🇷 277 534 15 Sep 2023 568th dokutan 276 569 6 Jun 2024 569th Jacob385 275 538 4 Aug 2024 570th dokutan 275 572 24 Oct 2024 570th alphafalfa 275 572 1 Aug 2025 572nd aksyristos 272 321 11 Sep 2023 573rd dokutan 271 495 10 Apr 2025 574th msbranicky 269 626 12 Sep 2023 575th plcc0 268 326 10 Apr 2025 576th bac0id 267 236 8 Jan 2025 577th dokutan 267 305 13 Mar 2025 578th msbranicky 267 590 11 Jan 2025 579th trinityy-7 266 237 10 Oct 2023 580th IISResetMe 265 313 21 Nov 2023 581st YAJUE114514 265 329 1 Jul 2025 582nd JunkIce 265 338 13 Feb 2025 583rd KatieLG 🇬🇧 265 769 11 Aug 2024 583rd Shanethegamer 🇺🇸 265 769 11 Aug 2024 583rd HumanoidCPU 265 769 13 Aug 2024 583rd KatieLG-Transpiler 🇬🇧 265 769 16 Aug 2024 583rd Mabeloid 🇳🇴 265 769 21 Sep 2024 583rd CaedenHarper 🇨🇦 265 769 22 Jan 2025 583rd snoozingnewt 🇺🇸 265 769 15 days ago 590th tomtheisen 🇺🇸 264 521 13 Feb 2025 591st msbranicky 262 638 1 Sep 2023 592nd c0d3-4-F00d 🇩🇪 261 241 4 Dec 2023 592nd Mabeloid 🇳🇴 261 241 29 Sep 2024 594th helbling 🇨🇭 260 242 25 Jul 2024 595th Shanethegamer 🇺🇸 259 781 1 Sep 2023 595th KatieLG 🇬🇧 259 781 2 Sep 2023 595th KatieLG-Transpiler 🇬🇧 259 781 2 Sep 2023 595th snoozingnewt 🇺🇸 259 781 5 Sep 2023 595th vgamula 🇺🇦 259 781 6 Sep 2023 595th HumanoidCPU 259 781 16 Apr 2024 First Prev 526–600 of 1,269 Next Last