Vampire Numbers 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 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 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 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 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 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 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 451st error256 555 132 31 Oct 2024 452nd MathisBullinger 555 166 17 Nov 2021 452nd BambooleanLogic 🇸🇪 555 166 9 Nov 2022 454th suwat513 554 137 6 Dec 2022 455th dokutan 553 204 2 May 2024 456th jared-hughes 551 133 20 Sep 2022 457th EnTerr 550 138 15 Sep 2024 458th MeWhenI 🇻🇦 549 207 2 Oct 2022 459th MeWhenI 🇻🇦 549 214 5 Mar 2022 460th dokutan 548 196 23 Oct 2024 461st ovs-code 🇩🇪 547 112 3 Jan 2024 462nd proton 🇩🇪 547 134 3 Nov 2020 463rd jiaminglimjm 🇲🇾 546 139 9 Jan 2021 463rd jacklynnepenick 546 139 26 Aug 2021 463rd cdesodt 546 139 20 Aug 2023 466th boxjelly 546 193 16 Jul 2021 467th xyangst 545 169 15 Oct 2024 468th h3ra993huskp 🇯🇵 545 321 22 Sep 2024 469th jmerle 🇳🇱 545 1,019 4 Jul 2023 470th MostParsingVex 543 250 31 Oct 2024 471st MichalMarsalek 🇨🇿 543 430 30 Nov 2022 472nd badboj40 542 140 18 Jan 2023 473rd yzhs 🇩🇪 541 168 21 Mar 2022 474th Yax42 🇫🇷 540 244 8 days ago 475th uttumuttu 🇫🇮 539 171 6 Jan 2022 476th AkashTandon167 538 141 29 Oct 2021 476th Troon 538 141 28 Feb 2025 478th MeWhenI 🇻🇦 538 1,032 28 Nov 2023 479th snoozingnewt 🇺🇸 537 142 11 Feb 2024 480th Shanethegamer 🇺🇸 536 198 1 Jan 2025 481st dokutan 536 223 15 Jan 2024 482nd betaveros 535 142 1 Jan 2023 482nd snoozingnewt 🇺🇸 535 142 29 Oct 2023 484th marcin7Cd 535 280 9 Feb 2021 485th btjones0 532 255 8 Jan 2021 486th Dazza314 🇬🇧 531 143 5 Nov 2020 486th OllieBoyne 🇬🇧 531 143 16 Jan 2021 486th TaserTheFox 🇺🇸 531 143 9 May 2023 486th pde-bakk 🇳🇱 531 143 25 Oct 2023 490th janbehrens 🇩🇪 529 174 18 May 2023 491st SupImDos 527 144 5 Nov 2020 492nd RDShah 523 145 15 Apr 2021 492nd ehulinsky 🇺🇸 523 145 28 Sep 2021 492nd mathisfun271 523 145 20 Nov 2023 495th didion0 🇺🇸 523 176 22 Feb 2022 496th ian-h-chamberlain 🇺🇸 523 259 31 Oct 2020 497th kallmi28 🇨🇿 522 216 31 Oct 2023 498th Pena86 520 146 27 Feb 2021 498th fredrik-bakke 🇳🇴 520 146 2 Nov 2022 498th andrewjc2000 520 146 1 Apr 2025 501st Shanethegamer 🇺🇸 519 1,070 12 Mar 2023 501st dokutan 519 1,070 1 Apr 2023 501st KatieLG 🇬🇧 519 1,070 31 Jul 2024 504th MostParsingVex 518 218 30 Oct 2024 505th Yewzir 🇧🇪 517 263 24 Nov 2023 506th HumanEquivalentUnit 513 148 26 Nov 2023 506th Freddiechang 513 148 14 Mar 2024 508th jbjd 509 149 27 Feb 2024 509th rak1507 🇬🇧 509 207 13 Sep 2021 510th dokutan 508 203 4 May 2024 511th argusdusty 🇺🇸 507 307 26 Dec 2020 512th firegene 🇮🇪 506 150 3 Dec 2023 513th Yewzir 🇧🇪 505 180 7 Feb 2024 514th KatieLG 🇬🇧 503 183 24 Oct 2022 514th targrik 503 183 3 Apr 2025 516th roavin 503 262 4 Jul 2022 517th CatsAreFluffy 502 225 21 Dec 2023 518th m-tkach 🇺🇦 501 271 2 Jan 2022 519th marcin7Cd 499 152 21 Dec 2020 519th amollberg 🇸🇪 499 152 21 Jan 2022 519th petroselo 499 152 12 Apr 2022 519th galloj 🇨🇿 499 152 6 Nov 2022 519th zwxzwxzwx21 499 152 7 Feb 2024 524th dokutan 497 187 12 Aug 2024 525th janbehrens 🇩🇪 496 149 2 Nov 2021 Prev 451–525 of 1,293 Next