Farey Sequence 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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 826th anarconic 487 115 13ms 11 Dec 2023 826th moustave 487 115 25ms 19 Nov 2024 826th damoose717 487 115 21ms 23 May 2025 829th HumanEquivalentUnit 487 133 17ms 5 Dec 2023 830th Protothor 485 119 10ms 20 Jul 2025 831st snoozingnewt 🇺🇸 484 112 2ms 25 days ago 832nd NanduBC 483 116 12ms 6 Sep 2024 833rd Yewzir 🇧🇪 481 100 225ms 26 Feb 2024 834th msbranicky 481 134 2ms 2 Jan 2024 835th madeforlosers 479 113 2ms 8 Dec 2023 836th dokutan 478 140 50ms 29 Oct 2024 837th snoozingnewt 🇺🇸 475 167 4ms 25 days ago 838th MaxCastella 🇫🇷 473 89 726ms 1 Dec 2023 839th HumanoidCPU 472 132 79ms 5 Jun 2024 840th RockOfStone 470 140 7ms 23 Mar 2024 841st msbranicky 469 118 4ms 2 Jan 2024 841st dokutan 469 118 4ms 10 Apr 2025 843rd trinityy-7 469 123 21ms 6 Dec 2023 844th Feniske 🇫🇷 468 90 240ms 1 Dec 2023 845th emgordon154 467 62 3ms 1 Oct 2025 846th dokutan 467 135 1,228ms 31 Mar 2025 847th dokutan 466 126 110ms 26 Oct 2024 848th msbranicky 465 144 43ms 2 Jan 2024 849th cmkb3 463 91 222ms 1 Dec 2023 850th msbranicky 463 117 2ms 6 Jan 2024 851st TinyTheBrontosaurus 463 121 21ms 3 Dec 2023 851st RobertHoeh 463 121 11ms 9 Dec 2023 851st klixel 🇨🇦 463 121 12ms 21 Jun 2025 854th AsbestosSniffer 463 184 899ms 1 Dec 2023 855th snoozingnewt 🇺🇸 462 145 54ms 25 days ago 856th CatsAreFluffy 460 140 5ms 31 Jan 2024 857th msbranicky 460 159 306ms 2 Jan 2024 858th Stockoh 🇫🇷 455 123 12ms 23 Apr 2024 859th Liibe 455 166 354ms 2 Oct 2025 860th pedro-a-soares 454 127 10ms 6 Dec 2023 861st snoozingnewt 🇺🇸 454 158 26ms 25 days ago 862nd snoozingnewt 🇺🇸 453 92 51ms 25 days ago 863rd MeWhenI 🇻🇦 452 89 121ms 1 Dec 2023 864th yuchuehw 452 124 21ms 15 May 2024 864th Flekay 🇩🇪 452 124 25ms 11 Jul 2025 866th HumanoidCPU 450 139 116ms 5 Jun 2024 867th aydamak 448 93 36ms 15 May 2024 868th estomagordo 🇳🇱 448 125 15ms 25 Mar 2025 869th Vaekor 444 126 12ms 28 Feb 2024 870th msbranicky 444 153 120ms 2 Jan 2024 871st Kaffeleif 444 156 15ms 13 Mar 2024 872nd HumanoidCPU 441 165 3,250ms 24 Oct 2024 873rd snoozingnewt 🇺🇸 439 115 7ms 25 days ago 874th h3ra993huskp 🇯🇵 439 172 348ms 13 Apr 2025 875th 4ndyJ 🇬🇧 437 128 12ms 29 Feb 2024 876th BambooleanLogic 🇸🇪 437 132 25ms 1 Dec 2023 877th sidok 434 111 533ms 26 Apr 2024 878th CutSandstone 434 129 12ms 19 Jul 2024 878th wh3n3v3r 🇨🇿 434 129 21ms 18 Nov 2024 880th dokutan 432 146 42ms 29 Oct 2024 881st janbehrens 🇩🇪 432 175 326ms 16 Dec 2023 882nd addmai 431 130 24ms 30 Jul 2025 883rd acollett89 430 134 24ms 5 Aug 2025 884th snoozingnewt 🇺🇸 429 129 4ms 25 days ago 885th epic-programmer-guy 428 170 197ms 3 Jan 2024 886th bjornmartensson 427 131 80ms 11 Dec 2023 886th Mabeloid 🇳🇴 427 131 25ms 11 Sep 2024 888th inverseLorentz 🇦🇺 426 171 196ms 6 Apr 2024 889th michelebastione 🇮🇹 424 132 26ms 23 Dec 2023 889th CatsAreFluffy 424 132 33ms 31 Jan 2024 889th FranklinJiaChen 424 132 32ms 4 Aug 2024 892nd itserasmus 424 136 12ms 26 Jan 2024 893rd snoozingnewt 🇺🇸 423 139 108ms 25 days ago 894th CatsAreFluffy 423 172 206ms 17 Dec 2023 895th msbranicky 422 169 12ms 2 Jan 2024 896th evnu 417 160 391ms 26 days ago 897th XenThe 🇬🇧 415 139 11ms 14 Sep 2025 898th snoozingnewt 🇺🇸 414 151 121ms 25 days ago 899th snoozingnewt 🇺🇸 414 173 40ms 25 days ago 900th msbranicky 411 117 230ms 11 Jan 2024 First Prev 826–900 of 1,433 Next Last