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 601st anter69 🇭🇺 683 61 37ms 13 Feb 2024 601st tatzyr 🇯🇵 683 61 41ms 29 Dec 2024 603rd ahmetdemirag 🇨🇾 683 93 12ms 9 Jun 2024 603rd keelimeguy 🇺🇸 683 93 12ms 14 Jun 2025 605th cyrilboyer 🇫🇷 683 141 268ms 14 Dec 2023 606th SirFireball3521 682 64 135ms 13 Sep 2024 607th commandblockguy 🇺🇸 682 90 473ms 15 Jan 2024 608th albanian-laundromat 681 276 15ms 18 Sep 2025 609th JohandeRuiter 🇳🇱 679 95 3ms 22 Jan 2025 610th cyrilboyer 🇫🇷 679 118 130ms 19 Dec 2023 611th albanian-laundromat 678 93 43ms 7 Sep 2025 612th SirBogman 🇺🇸 676 54 37ms 1 Dec 2023 613th mikehanus 676 94 11ms 5 Dec 2023 613th eiburns 676 94 12ms 13 Dec 2023 613th msbranicky 676 94 16ms 1 Jan 2024 613th InigoK 🇺🇸 676 94 12ms 29 Aug 2025 617th MeWhenI 🇻🇦 675 82 6ms 1 Dec 2023 618th the-zammers 674 108 136ms 15 Dec 2023 619th Shanethegamer 🇺🇸 673 106 14ms 31 Jan 2024 619th AlephSquirrel 673 106 12ms 24 Jun 2024 621st janbehrens 🇩🇪 669 95 14ms 1 Dec 2023 621st wuzekai518 669 95 13ms 16 Jul 2024 621st CoolBvll 669 95 11ms 13 Jun 2025 621st Techdude01 669 95 12ms 14 Aug 2025 625th janbehrens 🇩🇪 667 83 6ms 1 Dec 2023 626th Babafaba 667 92 552ms 17 days ago 627th Ripick 665 94 121ms 24 Jun 2024 628th NickTheEASDude 🇺🇸 663 87 10ms 25 Apr 2024 629th BREMAUCY 🇫🇷 663 106 75ms 4 Dec 2023 630th HumanoidCPU 663 114 351ms 20 hours ago 631st Creative0708 🇨🇦 662 121 126ms 16 Dec 2023 631st mousetail 🇳🇱 662 121 123ms 24 Mar 2024 633rd MichalMarsalek 🇨🇿 658 95 116ms 1 Dec 2023 634th tobeannouncd 656 111 129ms 11 Jan 2024 635th msbranicky 653 94 526ms 17 Jan 2024 636th uttumuttu 🇫🇮 651 101 80ms 21 Dec 2023 637th MeWhenI 🇻🇦 650 84 5ms 16 Aug 2024 638th MeWhenI 🇻🇦 649 191 9ms 1 Dec 2023 639th bac0id 648 98 12ms 10 Jan 2025 639th Troon 648 98 11ms 18 Feb 2025 641st dokutan 647 149 279ms 10 Dec 2024 642nd alomiF 644 113 187ms 6 Dec 2023 643rd Ripick 642 99 12ms 1 Dec 2023 643rd firegene 🇮🇪 642 99 12ms 3 Dec 2023 643rd hellwue 642 99 12ms 22 Feb 2024 643rd vhoulbreque 🇫🇷 642 99 79ms 9 Apr 2024 647th snoozingnewt 🇺🇸 642 150 258ms 25 days ago 648th jbt 641 90 13ms 24 Dec 2023 649th Daniel-Ellison 639 78 618ms 8 Aug 2025 650th Yewzir 🇧🇪 639 92 137ms 27 Mar 2024 651st snoozingnewt 🇺🇸 639 110 82ms 25 days ago 652nd elgan65536 638 101 3ms 5 Dec 2023 652nd madex 🇩🇪 638 101 3ms 13 Feb 2024 652nd Herbert00709 🇵🇱 638 101 2ms 3 Sep 2024 655th gifti258 637 99 82ms 8 Aug 2025 656th janbehrens 🇩🇪 634 91 10ms 1 Dec 2023 656th eranws 634 91 12ms 16 Mar 2024 658th dokutan 633 104 3ms 26 Oct 2024 659th Yewzir 🇧🇪 633 111 86ms 5 Feb 2024 659th HumanoidCPU 633 111 79ms 5 Jun 2024 661st northsuperman 632 102 2ms 24 Mar 2024 662nd lifthrasiir 🇰🇷 629 46 2ms 5 Dec 2024 663rd IISResetMe 629 67 659ms 4 Dec 2023 664th 051 🇸🇬 629 101 12ms 24 Dec 2023 665th WillConker 623 102 29ms 10 Mar 2024 665th FlorianCassayre 🇫🇷 623 102 13ms 18 May 2024 667th HumanoidCPU 621 106 2ms 5 Jun 2024 668th two-bad 🇬🇧 620 93 9ms 5 Feb 2024 668th helbling 🇨🇭 620 93 9ms 16 Jun 2024 668th thisishowmymindworks 🇳🇴 620 93 9ms 28 Jun 2024 671st iczelia 🇩🇪 620 104 2ms 10 Oct 2025 672nd msbranicky 619 235 1,524ms 16 Sep 2025 673rd markusgraube 617 103 16ms 22 Jun 2024 674th MeWhenI 🇻🇦 616 105 18ms 1 Dec 2023 675th Steffan153 🇫🇮 615 123 306ms 5 Dec 2023 First Prev 601–675 of 1,444 Next Last