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Kolakoski 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 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 751st edsrzf 🇳🇿 718 95 7ms 24 Nov 2024 752nd GolfingSuccess 🇬🇷 717 33 50ms 22 Jul 2022 753rd igmcdowell 717 65 10ms 23 Nov 2021 754th Shanethegamer 🇺🇸 717 74 2ms 18 May 2022 755th prplz 🇦🇺 717 91 161ms 25 Jan 2021 756th Alex-x90 🇺🇸 717 99 404ms 23 Jun 2022 757th msbranicky 716 67 745ms 17 Jan 2024 758th marshallward 🇺🇸 716 100 44ms 7 May 2025 759th NewDefectus 🇮🇱 714 21 3ms 14 Jan 2022 760th prplz 🇦🇺 714 52 3ms 5 Feb 2021 761st tatzyr 🇯🇵 714 59 49ms 29 Dec 2024 762nd abailey2020 🇺🇸 714 69 12ms 19 Feb 2021 762nd Anonymousellama21 714 69 11ms 15 May 2022 762nd TaserTheFox 🇺🇸 714 69 41ms 16 Feb 2023 762nd Jacob385 714 69 52ms 22 Apr 2024 766th elgan65536 712 106 189ms 26 Oct 2023 767th emgordon154 711 80 3,793ms 9 Aug 2025 768th MeWhenI 🇻🇦 711 90 1,145ms 14 Jun 2023 769th Feniske 🇫🇷 709 51 252ms 21 Nov 2023 770th chordowl 709 92 137ms 17 Mar 2021 771st marcin7Cd 709 103 30ms 12 Feb 2021 772nd CaedenHarper 🇨🇦 708 84 371ms 12 days ago 773rd rucin93 🇵🇱 707 60 122ms 9 Aug 2024 774th CaedenHarper 🇨🇦 706 64 1,629ms 23 days ago 775th omurakazuaki 🇯🇵 706 66 11ms 18 Feb 2021 775th BambooleanLogic 🇸🇪 706 66 10ms 22 Aug 2022 775th coreynash 706 66 9ms 21 Oct 2023 775th two-bad 🇬🇧 706 66 10ms 24 Nov 2023 775th dylanarmstrong 706 66 10ms 15 Jan 2024 780th Stockoh 🇫🇷 705 68 383ms 24 Jun 2024 780th JunkIce 705 68 467ms 3 Dec 2024 782nd typeswitch-dev 🇵🇹 705 74 9ms 7 Aug 2023 783rd antimon2 🇯🇵 704 65 451ms 19 Jan 2021 783rd msbranicky 704 65 1,074ms 12 Sep 2023 785th osmith93 704 70 34ms 14 Jun 2021 785th ridingqwerty 🇺🇸 704 70 12ms 23 Feb 2024 785th mbittner20 704 70 15ms 15 Jul 2024 785th RaBa21 🇭🇺 704 70 13ms 18 Jul 2025 789th Shanethegamer 🇺🇸 704 91 41ms 16 Jun 2022 790th SnowballSH 702 60 36ms 12 Feb 2021 790th aksyristos 702 60 48ms 28 Feb 2023 792nd Herbert00709 🇵🇱 702 101 63ms 19 Nov 2024 793rd Shanethegamer 🇺🇸 700 77 14ms 9 Oct 2023 794th UnderKoen 🇳🇱 700 134 12ms 20 Jan 2025 795th MeWhenI 🇻🇦 700 238 13ms 29 Aug 2023 796th jared-hughes 699 44 7ms 31 Jul 2022 797th NewDefectus 🇮🇱 698 76 2ms 25 Oct 2021 797th JohandeRuiter 🇳🇱 698 76 3ms 3 Dec 2023 799th targrik 697 123 270ms 10 Jul 2025 800th AlephSquirrel 696 34 51ms 30 Dec 2022 801st DialFrost 🇸🇬 695 56 76ms 22 Jul 2024 802nd targrik 695 57 5ms 26 Aug 2025 803rd neihousaigaai 695 67 11ms 10 Apr 2021 803rd madeforlosers 695 67 9ms 6 Nov 2023 805th Jacob385 695 69 444ms 22 Apr 2024 806th DialFrost 🇸🇬 695 96 539ms 26 Sep 2025 807th SnowballSH 694 71 12ms 12 Feb 2021 807th Andre3582 694 71 13ms 18 Mar 2021 807th PhysicDev 🇫🇷 694 71 12ms 20 May 2021 807th Alban-Boissard 694 71 14ms 10 Jun 2025 811th boxjelly 694 94 139ms 21 Jan 2021 811th YAJUE114514 694 94 142ms 24 Jul 2025 813th jared-hughes 694 159 1,803ms 16 Sep 2025 814th Espiobest 691 61 50ms 13 Feb 2021 814th DaCuteRaccoon 691 61 52ms 9 Dec 2022 816th edsrzf 🇳🇿 691 91 26ms 21 Dec 2024 817th msbranicky 689 95 7ms 11 Aug 2023 818th JGDoerrer 689 103 425ms 5 Jan 2022 818th tailorspy 689 103 74ms 29 Oct 2023 820th Shanethegamer 🇺🇸 689 106 19ms 4 Oct 2024 821st NewDefectus 🇮🇱 688 32 38ms 20 Dec 2021 822nd GolfingSuccess 🇬🇷 688 69 35ms 17 Aug 2024 823rd Andriamanitra 🇫🇮 687 95 186ms 20 Jul 2023 824th KasperKivimaeki 🇫🇮 686 125 274ms 26 days ago 825th LeeCamp 684 72 10ms 16 Feb 2022 First Prev 751–825 of 1,801 Next Last