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 Crossword 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 Crossword 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 mathisfun271 496 113 19ms 23 Dec 2023 827th msbranicky 496 142 25ms 6 Jan 2024 828th Yewzir 🇧🇪 494 112 6ms 5 Feb 2024 829th dokutan 491 163 133ms 6 Nov 2024 830th snoozingnewt 🇺🇸 490 116 721ms 15 Oct 2025 831st msbranicky 489 130 3ms 2 Jan 2024 832nd dokutan 488 111 2ms 28 Apr 2025 833rd anarconic 487 115 11ms 11 Dec 2023 833rd moustave 487 115 20ms 19 Nov 2024 833rd damoose717 487 115 20ms 23 May 2025 836th HumanEquivalentUnit 487 133 17ms 5 Dec 2023 837th Protothor 485 119 10ms 20 Jul 2025 838th snoozingnewt 🇺🇸 484 112 2ms 15 Oct 2025 839th NanduBC 483 116 11ms 6 Sep 2024 840th Yewzir 🇧🇪 481 100 225ms 26 Feb 2024 841st msbranicky 481 134 2ms 2 Jan 2024 842nd tomh1012 481 152 343ms 4 days ago 843rd madeforlosers 479 113 2ms 8 Dec 2023 844th dokutan 478 140 50ms 29 Oct 2024 845th snoozingnewt 🇺🇸 475 167 4ms 15 Oct 2025 846th MaxCastella 🇫🇷 473 89 726ms 1 Dec 2023 847th HumanoidCPU 472 132 79ms 5 Jun 2024 848th RockOfStone 471 140 7ms 23 Mar 2024 849th msbranicky 469 118 4ms 2 Jan 2024 849th dokutan 469 118 4ms 10 Apr 2025 851st trinityy-7 469 123 24ms 6 Dec 2023 852nd Feniske 🇫🇷 468 90 240ms 1 Dec 2023 853rd emgordon154 467 62 3ms 1 Oct 2025 854th dokutan 467 135 1,274ms 31 Mar 2025 855th dokutan 466 126 110ms 26 Oct 2024 856th msbranicky 465 144 43ms 2 Jan 2024 857th cmkb3 463 91 222ms 1 Dec 2023 858th msbranicky 463 117 2ms 6 Jan 2024 859th TinyTheBrontosaurus 463 121 24ms 3 Dec 2023 859th RobertHoeh 463 121 13ms 9 Dec 2023 859th klixel 🇨🇦 463 121 11ms 21 Jun 2025 862nd AsbestosSniffer 463 184 899ms 1 Dec 2023 863rd snoozingnewt 🇺🇸 462 145 54ms 15 Oct 2025 864th CatsAreFluffy 460 140 5ms 31 Jan 2024 865th msbranicky 460 159 306ms 2 Jan 2024 866th Liibe 456 166 354ms 2 Oct 2025 867th Stockoh 🇫🇷 455 123 10ms 23 Apr 2024 868th pedro-a-soares 454 127 9ms 6 Dec 2023 869th snoozingnewt 🇺🇸 454 158 26ms 15 Oct 2025 870th snoozingnewt 🇺🇸 453 92 51ms 15 Oct 2025 871st MeWhenI 🇻🇦 452 89 107ms 1 Dec 2023 872nd yuchuehw 452 124 21ms 15 May 2024 872nd Flekay 🇩🇪 452 124 20ms 11 Jul 2025 874th HumanoidCPU 450 139 116ms 5 Jun 2024 875th aydamak 448 93 36ms 15 May 2024 876th estomagordo 🇳🇱 448 125 11ms 25 Mar 2025 877th msbranicky 445 153 109ms 2 Jan 2024 878th Vaekor 444 126 11ms 28 Feb 2024 879th Kaffeleif 444 156 15ms 13 Mar 2024 880th HumanoidCPU 441 165 3,194ms 24 Oct 2024 881st h3ra993huskp 🇯🇵 440 172 348ms 13 Apr 2025 882nd snoozingnewt 🇺🇸 439 115 7ms 15 Oct 2025 883rd 4ndyJ 🇬🇧 437 128 11ms 29 Feb 2024 884th BambooleanLogic 🇸🇪 437 132 30ms 1 Dec 2023 885th sidok 434 111 533ms 26 Apr 2024 886th CutSandstone 434 129 11ms 19 Jul 2024 886th wh3n3v3r 🇨🇿 434 129 19ms 18 Nov 2024 888th dokutan 432 146 42ms 29 Oct 2024 889th janbehrens 🇩🇪 432 175 326ms 16 Dec 2023 890th addmai 431 130 30ms 30 Jul 2025 891st acollett89 431 134 24ms 5 Aug 2025 892nd snoozingnewt 🇺🇸 429 129 4ms 15 Oct 2025 893rd epic-programmer-guy 428 170 197ms 3 Jan 2024 894th bjornmartensson 427 131 77ms 11 Dec 2023 894th Mabeloid 🇳🇴 427 131 19ms 11 Sep 2024 896th inverseLorentz 🇦🇺 426 171 196ms 6 Apr 2024 897th michelebastione 🇮🇹 424 132 24ms 23 Dec 2023 897th CatsAreFluffy 424 132 30ms 31 Jan 2024 897th FranklinJiaChen 424 132 30ms 4 Aug 2024 900th itserasmus 424 136 11ms 26 Jan 2024 First Prev 826–900 of 1,441 Next Last