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 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 826th Protothor 485 119 10ms 20 Jul 2025 827th Yewzir 🇧🇪 483 100 225ms 26 Feb 2024 828th NanduBC 483 116 12ms 6 Sep 2024 829th msbranicky 482 134 2ms 2 Jan 2024 830th madeforlosers 481 113 2ms 8 Dec 2023 831st dokutan 479 140 50ms 29 Oct 2024 832nd snoozingnewt 🇺🇸 476 167 4ms 7 days ago 833rd MaxCastella 🇫🇷 475 89 726ms 1 Dec 2023 834th HumanoidCPU 473 132 91ms 5 Jun 2024 835th RockOfStone 471 140 7ms 23 Mar 2024 836th Feniske 🇫🇷 470 90 240ms 1 Dec 2023 837th msbranicky 470 118 5ms 2 Jan 2024 837th dokutan 470 118 5ms 10 Apr 2025 839th trinityy-7 470 123 21ms 6 Dec 2023 840th emgordon154 469 62 3ms 20 days ago 841st dokutan 468 126 110ms 26 Oct 2024 842nd dokutan 468 135 1,228ms 31 Mar 2025 843rd msbranicky 466 144 43ms 2 Jan 2024 844th cmkb3 464 91 222ms 1 Dec 2023 845th msbranicky 464 117 2ms 6 Jan 2024 846th AsbestosSniffer 464 184 1,023ms 1 Dec 2023 847th TinyTheBrontosaurus 463 121 21ms 3 Dec 2023 847th RobertHoeh 463 121 11ms 9 Dec 2023 847th klixel 🇨🇦 463 121 12ms 21 Jun 2025 850th snoozingnewt 🇺🇸 463 145 54ms 7 days ago 851st CatsAreFluffy 461 140 5ms 31 Jan 2024 852nd msbranicky 461 159 306ms 2 Jan 2024 853rd Stockoh 🇫🇷 456 123 12ms 23 Apr 2024 854th Liibe 456 166 684ms 20 days ago 855th pedro-a-soares 455 127 10ms 6 Dec 2023 856th snoozingnewt 🇺🇸 455 158 26ms 7 days ago 857th snoozingnewt 🇺🇸 454 92 51ms 7 days ago 858th MeWhenI 🇻🇦 453 89 121ms 1 Dec 2023 859th yuchuehw 452 124 21ms 15 May 2024 859th Flekay 🇩🇪 452 124 25ms 11 Jul 2025 861st HumanoidCPU 451 139 138ms 5 Jun 2024 862nd aydamak 449 93 36ms 15 May 2024 863rd estomagordo 🇳🇱 448 125 15ms 25 Mar 2025 864th Vaekor 445 126 12ms 28 Feb 2024 865th msbranicky 445 153 120ms 2 Jan 2024 866th Kaffeleif 445 156 15ms 13 Mar 2024 867th HumanoidCPU 442 165 2,660ms 24 Oct 2024 868th snoozingnewt 🇺🇸 440 115 7ms 7 days ago 869th h3ra993huskp 🇯🇵 440 172 405ms 13 Apr 2025 870th 4ndyJ 🇬🇧 438 128 12ms 29 Feb 2024 871st BambooleanLogic 🇸🇪 438 132 25ms 1 Dec 2023 872nd sidok 435 111 533ms 26 Apr 2024 873rd CutSandstone 434 129 12ms 19 Jul 2024 873rd wh3n3v3r 🇨🇿 434 129 21ms 18 Nov 2024 875th dokutan 433 146 42ms 29 Oct 2024 876th janbehrens 🇩🇪 433 175 476ms 16 Dec 2023 877th addmai 431 130 24ms 30 Jul 2025 878th acollett89 431 134 24ms 5 Aug 2025 879th snoozingnewt 🇺🇸 430 129 4ms 7 days ago 880th epic-programmer-guy 429 170 197ms 3 Jan 2024 881st bjornmartensson 428 131 80ms 11 Dec 2023 881st Mabeloid 🇳🇴 428 131 25ms 11 Sep 2024 883rd inverseLorentz 🇦🇺 426 171 196ms 6 Apr 2024 884th michelebastione 🇮🇹 425 132 26ms 23 Dec 2023 884th CatsAreFluffy 425 132 33ms 31 Jan 2024 884th FranklinJiaChen 425 132 32ms 4 Aug 2024 887th itserasmus 425 136 12ms 26 Jan 2024 888th snoozingnewt 🇺🇸 424 139 108ms 7 days ago 889th CatsAreFluffy 424 172 206ms 17 Dec 2023 890th msbranicky 423 169 12ms 2 Jan 2024 891st evnu 417 160 376ms 9 days ago 892nd XenThe 🇬🇧 416 139 11ms 14 Sep 2025 893rd snoozingnewt 🇺🇸 415 151 139ms 7 days ago 894th snoozingnewt 🇺🇸 413 173 39ms 7 days ago 895th msbranicky 412 117 230ms 11 Jan 2024 896th CatsAreFluffy 411 130 578ms 31 Jan 2024 897th olleicua 🇺🇸 410 141 27ms 20 Jan 2024 898th f-tucker 409 137 38ms 24 May 2024 898th Jaydosu 409 137 14ms 26 Jun 2024 898th mbittner20 409 137 21ms 13 Apr 2025 First Prev 826–900 of 1,424 Next Last