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 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 748th mousetail 🇳🇱 724 68 35ms 11 Aug 2023 748th Command-Master 724 68 36ms 24 Sep 2023 748th firegene 🇮🇪 724 68 36ms 12 Oct 2024 748th JunkIce 724 68 17ms 24 Nov 2024 755th dokutan 724 118 26ms 18 Jul 2025 756th jacobly0 🇺🇸 724 153 1,755ms 22 Apr 2024 757th primo-ppcg 🇹🇭 720 47 26ms 5 Feb 2022 758th Yewzir 🇧🇪 719 91 3ms 28 Mar 2024 759th edsrzf 🇳🇿 718 95 6ms 24 Nov 2024 760th GolfingSuccess 🇬🇷 717 33 50ms 22 Jul 2022 761st igmcdowell 717 65 9ms 23 Nov 2021 762nd Shanethegamer 🇺🇸 717 74 2ms 18 May 2022 763rd MeWhenI 🇻🇦 717 75 9ms 9 Oct 2023 764th prplz 🇦🇺 717 91 161ms 25 Jan 2021 765th Alex-x90 🇺🇸 717 99 392ms 23 Jun 2022 766th msbranicky 716 67 745ms 17 Jan 2024 767th marshallward 🇺🇸 716 100 44ms 7 May 2025 768th NewDefectus 🇮🇱 714 21 2ms 14 Jan 2022 769th prplz 🇦🇺 714 52 3ms 5 Feb 2021 770th tatzyr 🇯🇵 714 59 49ms 29 Dec 2024 771st abailey2020 🇺🇸 714 69 10ms 19 Feb 2021 771st Anonymousellama21 714 69 10ms 15 May 2022 771st TaserTheFox 🇺🇸 714 69 37ms 16 Feb 2023 771st Jacob385 714 69 43ms 22 Apr 2024 775th elgan65536 712 106 166ms 26 Oct 2023 776th emgordon154 711 80 3,090ms 9 Aug 2025 777th MeWhenI 🇻🇦 711 90 1,386ms 14 Jun 2023 778th CaedenHarper 🇨🇦 710 64 734ms 6 Oct 2025 779th Feniske 🇫🇷 709 51 229ms 21 Nov 2023 780th chordowl 709 92 137ms 17 Mar 2021 781st marcin7Cd 709 103 30ms 12 Feb 2021 782nd CaedenHarper 🇨🇦 708 84 354ms 17 Oct 2025 783rd rucin93 🇵🇱 707 60 131ms 9 Aug 2024 784th omurakazuaki 🇯🇵 706 66 9ms 18 Feb 2021 784th BambooleanLogic 🇸🇪 706 66 10ms 22 Aug 2022 784th coreynash 706 66 9ms 21 Oct 2023 784th two-bad 🇬🇧 706 66 10ms 24 Nov 2023 784th dylanarmstrong 706 66 10ms 15 Jan 2024 784th madeforlosers 706 66 9ms 17 days ago 790th Stockoh 🇫🇷 706 68 383ms 24 Jun 2024 790th JunkIce 706 68 467ms 3 Dec 2024 792nd typeswitch-dev 🇵🇹 705 74 9ms 7 Aug 2023 793rd antimon2 🇯🇵 704 65 479ms 19 Jan 2021 793rd msbranicky 704 65 1,074ms 12 Sep 2023 795th osmith93 704 70 24ms 14 Jun 2021 795th ridingqwerty 🇺🇸 704 70 10ms 23 Feb 2024 795th mbittner20 704 70 10ms 15 Jul 2024 795th RaBa21 🇭🇺 704 70 10ms 18 Jul 2025 799th Shanethegamer 🇺🇸 704 91 41ms 16 Jun 2022 800th Herbert00709 🇵🇱 703 101 55ms 19 Nov 2024 801st SnowballSH 702 60 36ms 12 Feb 2021 801st aksyristos 702 60 48ms 28 Feb 2023 803rd UnderKoen 🇳🇱 700 134 11ms 20 Jan 2025 804th MeWhenI 🇻🇦 700 238 12ms 29 Aug 2023 805th jared-hughes 699 44 7ms 31 Jul 2022 806th Shanethegamer 🇺🇸 699 77 13ms 9 Oct 2023 807th NewDefectus 🇮🇱 698 76 2ms 25 Oct 2021 807th JohandeRuiter 🇳🇱 698 76 3ms 3 Dec 2023 809th targrik 698 123 263ms 10 Jul 2025 810th AlephSquirrel 696 34 51ms 30 Dec 2022 811th neihousaigaai 696 67 11ms 10 Apr 2021 812th Jacob385 696 69 444ms 22 Apr 2024 813th jared-hughes 696 159 1,500ms 16 Sep 2025 814th DialFrost 🇸🇬 695 56 76ms 22 Jul 2024 815th targrik 695 57 5ms 26 Aug 2025 816th SnowballSH 694 71 10ms 12 Feb 2021 816th Andre3582 694 71 10ms 18 Mar 2021 816th PhysicDev 🇫🇷 694 71 11ms 20 May 2021 816th Alban-Boissard 694 71 12ms 10 Jun 2025 820th boxjelly 694 94 139ms 21 Jan 2021 820th YAJUE114514 694 94 142ms 24 Jul 2025 822nd Espiobest 691 61 50ms 13 Feb 2021 822nd DaCuteRaccoon 691 61 52ms 9 Dec 2022 824th edsrzf 🇳🇿 691 91 26ms 21 Dec 2024 825th msbranicky 689 95 7ms 11 Aug 2023 First Prev 751–825 of 1,851 Next Last