Farey Sequence in all languages in bytes. 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 Bytes Time Submitted 600th tatzyr 🇯🇵 683 61 41ms 29 Dec 2024 602nd ahmetdemirag 🇨🇾 683 93 12ms 9 Jun 2024 602nd keelimeguy 🇺🇸 683 93 12ms 14 Jun 2025 604th cyrilboyer 🇫🇷 683 141 268ms 14 Dec 2023 605th SirFireball3521 682 64 135ms 13 Sep 2024 606th commandblockguy 🇺🇸 682 90 473ms 15 Jan 2024 607th albanian-laundromat 681 276 15ms 18 Sep 2025 608th JohandeRuiter 🇳🇱 679 95 3ms 22 Jan 2025 609th cyrilboyer 🇫🇷 679 118 130ms 19 Dec 2023 610th albanian-laundromat 678 93 43ms 7 Sep 2025 611th SirBogman 🇺🇸 676 54 37ms 1 Dec 2023 612th mikehanus 676 94 11ms 5 Dec 2023 612th eiburns 676 94 12ms 13 Dec 2023 612th msbranicky 676 94 16ms 1 Jan 2024 612th InigoK 🇺🇸 676 94 12ms 29 Aug 2025 616th MeWhenI 🇻🇦 675 82 6ms 1 Dec 2023 617th the-zammers 674 108 136ms 15 Dec 2023 618th Shanethegamer 🇺🇸 673 106 14ms 31 Jan 2024 618th AlephSquirrel 673 106 12ms 24 Jun 2024 620th janbehrens 🇩🇪 669 95 14ms 1 Dec 2023 620th wuzekai518 669 95 13ms 16 Jul 2024 620th CoolBvll 669 95 11ms 13 Jun 2025 620th Techdude01 669 95 12ms 14 Aug 2025 624th janbehrens 🇩🇪 667 83 6ms 1 Dec 2023 625th Babafaba 667 92 552ms 17 days ago 626th Ripick 665 94 121ms 24 Jun 2024 627th NickTheEASDude 🇺🇸 663 87 10ms 25 Apr 2024 628th BREMAUCY 🇫🇷 663 106 75ms 4 Dec 2023 629th HumanoidCPU 663 114 351ms 11 hours ago 630th Creative0708 🇨🇦 662 121 126ms 16 Dec 2023 630th mousetail 🇳🇱 662 121 123ms 24 Mar 2024 632nd MichalMarsalek 🇨🇿 658 95 116ms 1 Dec 2023 633rd tobeannouncd 656 111 129ms 11 Jan 2024 634th msbranicky 653 94 526ms 17 Jan 2024 635th uttumuttu 🇫🇮 651 101 80ms 21 Dec 2023 636th MeWhenI 🇻🇦 650 84 5ms 16 Aug 2024 637th MeWhenI 🇻🇦 649 191 9ms 1 Dec 2023 638th bac0id 648 98 12ms 10 Jan 2025 638th Troon 648 98 11ms 18 Feb 2025 640th dokutan 647 149 279ms 10 Dec 2024 641st alomiF 644 113 187ms 6 Dec 2023 642nd Ripick 642 99 12ms 1 Dec 2023 642nd firegene 🇮🇪 642 99 12ms 3 Dec 2023 642nd hellwue 642 99 12ms 22 Feb 2024 642nd vhoulbreque 🇫🇷 642 99 79ms 9 Apr 2024 646th snoozingnewt 🇺🇸 642 150 258ms 24 days ago 647th jbt 641 90 13ms 24 Dec 2023 648th Daniel-Ellison 639 78 618ms 8 Aug 2025 649th Yewzir 🇧🇪 639 92 137ms 27 Mar 2024 650th snoozingnewt 🇺🇸 639 110 82ms 24 days ago 651st elgan65536 638 101 3ms 5 Dec 2023 651st madex 🇩🇪 638 101 3ms 13 Feb 2024 651st Herbert00709 🇵🇱 638 101 2ms 3 Sep 2024 654th gifti258 637 99 82ms 8 Aug 2025 655th janbehrens 🇩🇪 634 91 10ms 1 Dec 2023 655th eranws 634 91 12ms 16 Mar 2024 657th dokutan 633 104 3ms 26 Oct 2024 658th Yewzir 🇧🇪 633 111 86ms 5 Feb 2024 658th HumanoidCPU 633 111 79ms 5 Jun 2024 660th northsuperman 632 102 2ms 24 Mar 2024 661st lifthrasiir 🇰🇷 629 46 2ms 5 Dec 2024 662nd IISResetMe 629 67 659ms 4 Dec 2023 663rd 051 🇸🇬 629 101 12ms 24 Dec 2023 664th WillConker 623 102 29ms 10 Mar 2024 664th FlorianCassayre 🇫🇷 623 102 13ms 18 May 2024 666th HumanoidCPU 621 106 2ms 5 Jun 2024 667th two-bad 🇬🇧 620 93 9ms 5 Feb 2024 667th helbling 🇨🇭 620 93 9ms 16 Jun 2024 667th thisishowmymindworks 🇳🇴 620 93 9ms 28 Jun 2024 670th iczelia 🇩🇪 620 104 2ms 10 Oct 2025 671st msbranicky 619 235 1,524ms 16 Sep 2025 672nd markusgraube 617 103 16ms 22 Jun 2024 673rd MeWhenI 🇻🇦 616 105 18ms 1 Dec 2023 674th Steffan153 🇫🇮 615 123 306ms 5 Dec 2023 674th Lydxn 🇨🇦 615 123 300ms 16 Dec 2023 First Prev 601–675 of 1,443 Next Last