Number Spiral 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 Submitted 526th msbranicky 560 435 19 Sep 2023 527th junkondo-jp 559 145 1 Jun 2024 528th ashtraypettingzoo 🇺🇸 558 43 23 Feb 2023 529th aposteriorist 🇨🇦 557 113 30 Jan 2022 529th aksyristos 557 113 30 Dec 2022 531st nipzu 556 198 3 Sep 2022 532nd vroup 🇩🇰 555 146 29 Sep 2022 532nd janbehrens 🇩🇪 555 146 9 Aug 2023 534th GrayJoKing 🇦🇺 555 181 8 Mar 2023 535th MeWhenI 🇻🇦 553 177 12 Sep 2022 536th msbranicky 552 199 27 Jul 2023 537th MeWhenI 🇻🇦 550 161 28 May 2023 537th GolfingSuccess 🇬🇷 550 161 16 Aug 2024 539th dokutan 548 163 1 Apr 2024 540th retrohun 548 228 1 Jan 2023 541st yzhs 🇩🇪 547 115 3 Jun 2022 541st RYNO8 547 115 25 Aug 2023 543rd coreynash 547 148 27 Nov 2023 544th janbehrens 🇩🇪 547 162 2 Jul 2023 545th Yewzir 🇧🇪 545 158 15 Oct 2023 546th MeWhenI 🇻🇦 545 164 26 May 2023 547th MeWhenI 🇻🇦 545 229 12 May 2022 547th GolfingSuccess 🇬🇷 545 229 16 May 2022 547th Natanaelel 🇸🇪 545 229 19 May 2022 547th lynn 545 229 27 May 2022 547th inventshah 545 229 4 Jun 2022 547th sisyphus-ppcg 🇦🇺 545 229 8 Jul 2022 547th galloj 🇨🇿 545 229 25 Aug 2022 547th dokutan 545 229 5 Oct 2023 547th stefangimmillaro 545 229 15 Jul 2025 556th MeWhenI 🇻🇦 544 214 26 Jan 2022 557th Bubbler-4 542 116 28 Jan 2022 557th KasperKivimaeki 🇫🇮 542 116 5 Jul 2025 559th SirBogman 🇺🇸 541 112 20 Jan 2024 559th CaedenHarper 🇨🇦 541 112 14 Aug 2025 559th snoozingnewt 🇺🇸 541 112 23 days ago 562nd klixel 🇨🇦 541 205 17 May 2023 563rd MeWhenI 🇻🇦 540 56 26 Jan 2022 564th Salutations45 540 150 9 Jan 2025 565th snobee 🇨🇦 540 204 12 Dec 2022 566th shinh 538 116 25 Jun 2022 567th mathisfun271 538 117 15 Dec 2023 567th elgan65536 538 117 7 Mar 2024 567th CaedenHarper 🇨🇦 538 117 16 days ago 570th Natanaelel 🇸🇪 538 132 25 May 2022 571st HumanoidCPU 538 184 29 Aug 2024 572nd Natanaelel 🇸🇪 537 151 26 Apr 2022 573rd non-bin 530 153 26 Jun 2025 574th InigoK 🇺🇸 529 119 10ms 8 Jun 2023 575th msbranicky 529 243 282ms 15 Sep 2023 576th Ripick 527 212 11 Aug 2024 577th dokutan 526 159 1 Apr 2024 578th janbehrens 🇩🇪 526 170 20 Jul 2022 579th Alex-x90 🇺🇸 524 120 15 Sep 2023 579th fourth-bit 524 120 8 Oct 2024 581st BambooleanLogic 🇸🇪 523 155 22 Aug 2022 582nd angel-p57 🇯🇵 523 434 26 Nov 2023 583rd KatieLG 🇬🇧 520 121 11 Dec 2022 583rd betaveros 520 121 6 Jan 2023 585th Qruintrox 520 172 25 Jun 2023 586th zakariamouhid 519 156 5 Mar 2023 587th elgan65536 517 213 6 Mar 2024 588th XenThe 🇬🇧 516 157 24 Jun 2025 589th albanian-laundromat 515 190 9 Jul 2025 590th OmameBeans 515 197 27 Jun 2025 591st MeWhenI 🇻🇦 511 47 26 Jan 2022 591st greenstuartj 511 47 3 Aug 2023 591st jhfranklin 🇬🇧 511 47 29 Aug 2023 594th Herbert00709 🇵🇱 511 217 6 Jan 2025 595th janbehrens 🇩🇪 508 200 27 Feb 2022 596th edsrzf 🇳🇿 507 124 3 Sep 2025 597th dokutan 506 158 30 Aug 2025 598th two-bad 🇬🇧 506 160 25 Feb 2024 599th weliveinhell 🇭🇹 505 228 2 Oct 2023 600th ahmetdemirag 🇨🇾 503 125 24 Nov 2024 First Prev 526–600 of 1,666 Next Last