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 Continued Fractions 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 Continued Fractions 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 823rd CommandLeo 🇮🇹 504 111 21ms 21 days ago 827th snoozingnewt 🇺🇸 502 133 106ms 15 Oct 2025 828th msbranicky 501 111 976ms 2 Jan 2024 829th KatieLG 🇬🇧 501 170 4ms 3 Dec 2023 830th knutae 🇳🇴 500 112 21ms 16 Dec 2023 831st scpchicken 🇵🇼 497 90 3ms 13 Dec 2023 832nd janbehrens 🇩🇪 496 97 593ms 9 Jan 2024 833rd mathisfun271 496 113 19ms 23 Dec 2023 834th msbranicky 496 142 25ms 6 Jan 2024 835th Yewzir 🇧🇪 494 112 6ms 5 Feb 2024 836th dokutan 492 163 133ms 6 Nov 2024 837th snoozingnewt 🇺🇸 491 116 721ms 15 Oct 2025 838th dokutan 488 111 2ms 28 Apr 2025 839th anarconic 487 115 11ms 11 Dec 2023 839th moustave 487 115 20ms 19 Nov 2024 839th damoose717 487 115 20ms 23 May 2025 842nd HumanEquivalentUnit 487 133 17ms 5 Dec 2023 843rd Protothor 485 119 10ms 20 Jul 2025 844th snoozingnewt 🇺🇸 484 112 2ms 15 Oct 2025 845th NanduBC 483 116 11ms 6 Sep 2024 846th msbranicky 483 130 2ms 2 Jan 2024 847th Yewzir 🇧🇪 481 100 183ms 26 Feb 2024 848th msbranicky 481 134 2ms 2 Jan 2024 849th tomh1012 481 152 488ms 10 days ago 850th madeforlosers 479 113 2ms 8 Dec 2023 851st dokutan 478 140 50ms 29 Oct 2024 852nd snoozingnewt 🇺🇸 475 167 4ms 15 Oct 2025 853rd MaxCastella 🇫🇷 473 89 737ms 1 Dec 2023 854th HumanoidCPU 472 132 79ms 5 Jun 2024 855th RockOfStone 471 140 7ms 23 Mar 2024 856th msbranicky 469 118 4ms 2 Jan 2024 856th dokutan 469 118 4ms 10 Apr 2025 858th trinityy-7 469 123 24ms 6 Dec 2023 859th Feniske 🇫🇷 468 90 221ms 1 Dec 2023 860th emgordon154 467 62 2ms 1 Oct 2025 861st dokutan 467 135 1,274ms 31 Mar 2025 862nd dokutan 466 126 110ms 26 Oct 2024 863rd msbranicky 465 144 43ms 2 Jan 2024 864th AsbestosSniffer 464 184 937ms 1 Dec 2023 865th cmkb3 463 91 213ms 1 Dec 2023 866th msbranicky 463 117 2ms 6 Jan 2024 867th TinyTheBrontosaurus 463 121 24ms 3 Dec 2023 867th RobertHoeh 463 121 13ms 9 Dec 2023 867th klixel 🇨🇦 463 121 11ms 21 Jun 2025 870th snoozingnewt 🇺🇸 462 145 54ms 15 Oct 2025 871st CatsAreFluffy 461 140 5ms 31 Jan 2024 872nd msbranicky 460 159 324ms 2 Jan 2024 873rd Liibe 456 166 354ms 2 Oct 2025 874th Stockoh 🇫🇷 455 123 10ms 23 Apr 2024 875th pedro-a-soares 455 127 9ms 6 Dec 2023 876th snoozingnewt 🇺🇸 454 158 26ms 15 Oct 2025 877th snoozingnewt 🇺🇸 453 92 51ms 15 Oct 2025 878th MeWhenI 🇻🇦 452 89 107ms 1 Dec 2023 879th yuchuehw 452 124 21ms 15 May 2024 879th Flekay 🇩🇪 452 124 20ms 11 Jul 2025 881st HumanoidCPU 450 139 116ms 5 Jun 2024 882nd aydamak 448 93 36ms 15 May 2024 883rd estomagordo 🇳🇱 448 125 11ms 25 Mar 2025 884th msbranicky 445 153 101ms 2 Jan 2024 885th Vaekor 444 126 11ms 28 Feb 2024 886th Kaffeleif 444 156 15ms 13 Mar 2024 887th HumanoidCPU 441 165 3,030ms 24 Oct 2024 888th h3ra993huskp 🇯🇵 440 172 348ms 13 Apr 2025 889th snoozingnewt 🇺🇸 439 115 7ms 15 Oct 2025 890th 4ndyJ 🇬🇧 437 128 11ms 29 Feb 2024 891st BambooleanLogic 🇸🇪 437 132 28ms 1 Dec 2023 892nd sidok 434 111 494ms 26 Apr 2024 893rd CutSandstone 434 129 11ms 19 Jul 2024 893rd wh3n3v3r 🇨🇿 434 129 19ms 18 Nov 2024 895th dokutan 432 146 42ms 29 Oct 2024 896th janbehrens 🇩🇪 432 175 326ms 16 Dec 2023 897th addmai 431 130 30ms 30 Jul 2025 898th acollett89 431 134 26ms 5 Aug 2025 899th snoozingnewt 🇺🇸 429 129 4ms 15 Oct 2025 900th epic-programmer-guy 428 170 197ms 3 Jan 2024 First Prev 826–900 of 1,453 Next Last