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Farey Sequence in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 598th KatieLG 🇬🇧 731 79 11ms 8 Jan 2026 602nd madex 🇩🇪 731 100 2,424ms 2 days ago 603rd nwellnhof 🇩🇪 728 77 23ms 12 Jan 2024 604th weliveinhell 🇭🇹 727 133 327ms 2 Dec 2023 605th MeWhenI 🇻🇦 726 105 128ms 14 Feb 2025 606th Herbert00709 🇵🇱 725 118 56ms 27 Nov 2024 607th FlyingPenguin223 724 87 3ms 4 Dec 2023 608th tatzyr 🇯🇵 720 58 40ms 29 Dec 2024 608th TheZwierzLF 🇵🇱 720 58 42ms 6 Jan 2026 610th tomtheisen 🇺🇸 720 102 453ms 10 Apr 2025 611th dirckvdende 719 78 12ms 28 Jul 2025 611th Lv0Sys 🇵🇱 719 78 11ms 24 Feb 2026 613th Vinterion 719 90 2ms 19 Jul 2024 614th annaproxy 716 91 14ms 4 Dec 2023 615th genmeblog 716 97 11ms 11 Dec 2023 616th cyrilboyer 🇫🇷 713 81 11ms 21 Dec 2023 617th saito-ta 🇯🇵 713 141 2,981ms 14 Dec 2023 618th luuumine 🇫🇷 712 120 54ms 19 Nov 2025 619th drabart 🇵🇱 711 91 2ms 7 Dec 2023 620th btjones0 710 79 12ms 1 Dec 2023 620th BREMAUCY 🇫🇷 710 79 11ms 1 Dec 2023 620th annaproxy 710 79 12ms 11 Dec 2023 620th OllieBoyne 🇬🇧 710 79 17ms 7 Jan 2024 620th nstearns96 🇬🇧 710 79 10ms 28 Jun 2024 620th bzijlema 🇳🇱 710 79 11ms 27 Nov 2024 620th bricknellj 710 79 11ms 2 Apr 2025 620th guilhem-roy 🇫🇷 710 79 11ms 29 May 2025 620th andrewjc2000 710 79 11ms 27 Jul 2025 620th madex 🇩🇪 710 79 11ms 2 days ago 630th adamnielson42 🇺🇸 709 64 6ms 1 Dec 2023 631st Shanethegamer 🇺🇸 707 73 1,291ms 1 Dec 2023 632nd SirBogman 🇺🇸 706 41 2ms 1 Dec 2023 633rd Yewzir 🇧🇪 706 137 318ms 5 Jan 2024 634th DialFrost 🇸🇬 704 60 272ms 16 Jul 2024 635th weliveinhell 🇭🇹 703 92 2ms 2 Dec 2023 636th MeWhenI 🇻🇦 703 101 18ms 1 Dec 2023 637th adamnielson42 🇺🇸 701 80 12ms 1 Dec 2023 637th aksyristos 701 80 12ms 25 days ago 639th MeWhenI 🇻🇦 700 69 236ms 1 Dec 2023 640th KatieLG 🇬🇧 699 105 454ms 8 Jan 2026 641st albanian-laundromat 🇺🇸 698 270 14ms 8 Dec 2025 642nd ovs-code 🇩🇪 697 102 5ms 1 Dec 2023 642nd edsrzf 🇳🇿 697 102 5ms 19 Nov 2025 644th Shanethegamer 🇺🇸 695 91 70ms 13 Dec 2024 645th Yewzir 🇧🇪 694 98 11ms 9 Jan 2025 646th MeWhenI 🇻🇦 694 108 4ms 1 Dec 2023 647th dokutan 693 89 91ms 1 Apr 2025 648th AlephSquirrel 692 81 11ms 6 Dec 2023 648th doktoren 692 81 12ms 10 Dec 2023 648th brimstonetrader 692 81 11ms 23 Feb 2024 648th NickTheEASDude 🇺🇸 692 81 79ms 25 Apr 2024 648th martion2007 692 81 72ms 15 Aug 2024 648th Herbert00709 🇵🇱 692 81 11ms 27 Nov 2024 648th CLOStrophobic 🇮🇹 692 81 11ms 28 Jan 2025 648th Pyroan 692 81 15ms 18 Mar 2025 648th vhoulbreque 🇫🇷 692 81 76ms 25 Nov 2025 657th msbranicky 691 140 309ms 1 Jan 2024 658th Yewzir 🇧🇪 690 83 828ms 5 Feb 2025 659th scpchicken 🇵🇼 689 65 4ms 4 days ago 660th MateuszPietrzak 🇵🇱 689 94 2ms 7 Dec 2023 661st HumanoidCPU 689 124 59ms 5 Mar 2024 662nd error256 688 75 1,283ms 11 Feb 2026 663rd Yewzir 🇧🇪 688 79 1ms 26 May 2024 664th HumanoidCPU 687 96 2ms 16 Nov 2025 665th fantaize 687 111 126ms 10 Mar 2026 666th cyrilboyer 🇫🇷 686 141 347ms 14 Dec 2023 667th Shanethegamer 🇺🇸 685 90 90ms 1 Dec 2023 668th MichalMarsalek 🇨🇿 684 82 11ms 1 Dec 2023 668th Koshu 684 82 12ms 2 Dec 2023 668th uttumuttu 🇫🇮 684 82 11ms 22 Dec 2023 668th fkantelberg 684 82 25ms 12 Jul 2025 672nd JohandeRuiter 🇳🇱 681 95 2ms 22 Jan 2025 673rd MeWhenI 🇻🇦 681 102 12ms 9 May 2024 674th MeWhenI 🇻🇦 678 105 5ms 1 Dec 2023 675th SirBogman 🇺🇸 677 54 36ms 1 Dec 2023 676th MeWhenI 🇻🇦 677 82 8ms 1 Dec 2023 677th namelessiw 676 79 516ms 5 Mar 2024 678th m42km 676 83 11ms 6 Jan 2024 678th Natanaelel 🇸🇪 676 83 11ms 22 Mar 2024 678th davecame 676 83 14ms 25 Apr 2024 681st Shanethegamer 🇺🇸 676 106 16ms 31 Jan 2024 681st AlephSquirrel 676 106 12ms 24 Jun 2024 683rd the-zammers 676 108 129ms 15 Dec 2023 684th DialFrost 🇸🇬 673 101 11ms 12 Dec 2024 685th kmathis22 672 113 524ms 6 Dec 2025 686th Daniel-Ellison 671 72 579ms 19 days ago 687th Ripick 670 94 141ms 24 Jun 2024 688th janbehrens 🇩🇪 669 83 7ms 1 Dec 2023 689th jared-hughes 667 84 13ms 17 Dec 2023 689th stertooy 🇧🇪 667 84 11ms 14 Jun 2024 689th sacredeux 667 84 12ms 20 Aug 2024 689th hiichbindermax 667 84 13ms 27 May 2025 693rd BREMAUCY 🇫🇷 666 106 89ms 4 Dec 2023 694th HumanoidCPU 666 114 512ms 8 Nov 2025 695th NickTheEASDude 🇺🇸 664 87 11ms 25 Apr 2024 696th MichalMarsalek 🇨🇿 662 95 133ms 1 Dec 2023 697th AlephSquirrel 660 81 422ms 16 Jan 2024 698th KrausRaus 🇺🇸 660 85 12ms 1 Dec 2023 698th jeff-at-tamer-dot-codes 🇺🇸 660 85 21ms 19 Dec 2023 700th luuumine 🇫🇷 660 98 2ms 19 Nov 2025 First Prev 601–700 of 1,692 Next Last