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 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 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 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 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 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 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 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 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 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 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 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 Yax42 🇫🇷 550 235 9 days ago 459th MeWhenI 🇻🇦 549 207 2 Oct 2022 460th MeWhenI 🇻🇦 549 214 5 Mar 2022 461st ovs-code 🇩🇪 547 112 3 Jan 2024 462nd proton 🇩🇪 547 134 3 Nov 2020 463rd boxjelly 547 193 16 Jul 2021 464th jiaminglimjm 🇲🇾 546 139 9 Jan 2021 464th jacklynnepenick 546 139 26 Aug 2021 464th cdesodt 546 139 20 Aug 2023 467th xyangst 545 169 15 Oct 2024 468th jmerle 🇳🇱 545 1,019 4 Jul 2023 469th MostParsingVex 544 250 31 Oct 2024 470th MichalMarsalek 🇨🇿 543 430 30 Nov 2022 471st badboj40 542 140 18 Jan 2023 472nd fuzzylojik-golf 🇺🇸 541 141 32 hours ago 473rd yzhs 🇩🇪 541 168 21 Mar 2022 474th uttumuttu 🇫🇮 539 171 6 Jan 2022 475th AkashTandon167 538 141 29 Oct 2021 475th Troon 538 141 28 Feb 2025 477th MeWhenI 🇻🇦 538 1,032 28 Nov 2023 478th snoozingnewt 🇺🇸 537 142 11 Feb 2024 479th Shanethegamer 🇺🇸 536 198 1 Jan 2025 480th dokutan 536 223 15 Jan 2024 481st betaveros 535 142 1 Jan 2023 481st snoozingnewt 🇺🇸 535 142 29 Oct 2023 483rd marcin7Cd 533 280 9 Feb 2021 484th btjones0 532 255 8 Jan 2021 485th Dazza314 🇬🇧 531 143 5 Nov 2020 485th OllieBoyne 🇬🇧 531 143 16 Jan 2021 485th TaserTheFox 🇺🇸 531 143 9 May 2023 485th pde-bakk 🇳🇱 531 143 25 Oct 2023 485th Lv0Sys 🇵🇱 531 143 30 May 2025 485th fuzzylojik-golf 🇺🇸 531 143 32 hours ago 491st janbehrens 🇩🇪 529 174 18 May 2023 492nd SupImDos 527 144 5 Nov 2020 493rd RDShah 524 145 15 Apr 2021 493rd ehulinsky 🇺🇸 524 145 28 Sep 2021 493rd mathisfun271 524 145 20 Nov 2023 496th didion0 🇺🇸 523 176 22 Feb 2022 497th kallmi28 🇨🇿 523 216 31 Oct 2023 498th ian-h-chamberlain 🇺🇸 523 259 31 Oct 2020 499th Pena86 520 146 27 Feb 2021 499th fredrik-bakke 🇳🇴 520 146 2 Nov 2022 499th andrewjc2000 520 146 1 Apr 2025 502nd Shanethegamer 🇺🇸 519 1,070 12 Mar 2023 502nd dokutan 519 1,070 1 Apr 2023 502nd KatieLG 🇬🇧 519 1,070 31 Jul 2024 505th MostParsingVex 518 218 30 Oct 2024 506th Yewzir 🇧🇪 517 263 24 Nov 2023 507th HumanEquivalentUnit 513 148 26 Nov 2023 507th Freddiechang 513 148 14 Mar 2024 509th jbjd 510 149 27 Feb 2024 510th rak1507 🇬🇧 510 207 13 Sep 2021 511th dokutan 508 203 4 May 2024 512th argusdusty 🇺🇸 508 307 26 Dec 2020 513th firegene 🇮🇪 506 150 3 Dec 2023 514th Yewzir 🇧🇪 505 180 7 Feb 2024 515th KatieLG 🇬🇧 503 183 24 Oct 2022 515th targrik 503 183 3 Apr 2025 517th CatsAreFluffy 502 225 21 Dec 2023 518th m-tkach 🇺🇦 502 271 2 Jan 2022 519th marcin7Cd 500 152 21 Dec 2020 519th amollberg 🇸🇪 500 152 21 Jan 2022 519th petroselo 500 152 12 Apr 2022 519th galloj 🇨🇿 500 152 6 Nov 2022 519th zwxzwxzwx21 500 152 7 Feb 2024 524th dokutan 497 187 12 Aug 2024 525th janbehrens 🇩🇪 496 149 2 Nov 2021 Prev 451–525 of 1,320 Next