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 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 Chars Time Submitted 751st dokutan 724 118 26ms 18 Jul 2025 752nd jacobly0 🇺🇸 721 153 1,776ms 22 Apr 2024 753rd primo-ppcg 🇹🇭 720 47 26ms 5 Feb 2022 754th Yewzir 🇧🇪 719 91 3ms 28 Mar 2024 755th MeWhenI 🇻🇦 718 75 9ms 9 Oct 2023 756th edsrzf 🇳🇿 718 95 7ms 24 Nov 2024 757th GolfingSuccess 🇬🇷 717 33 50ms 22 Jul 2022 758th igmcdowell 717 65 10ms 23 Nov 2021 759th Shanethegamer 🇺🇸 717 74 2ms 18 May 2022 760th prplz 🇦🇺 717 91 161ms 25 Jan 2021 761st Alex-x90 🇺🇸 717 99 371ms 23 Jun 2022 762nd msbranicky 716 67 745ms 17 Jan 2024 763rd marshallward 🇺🇸 716 100 44ms 7 May 2025 764th NewDefectus 🇮🇱 714 21 2ms 14 Jan 2022 765th prplz 🇦🇺 714 52 3ms 5 Feb 2021 766th tatzyr 🇯🇵 714 59 49ms 29 Dec 2024 767th abailey2020 🇺🇸 714 69 12ms 19 Feb 2021 767th Anonymousellama21 714 69 11ms 15 May 2022 767th TaserTheFox 🇺🇸 714 69 41ms 16 Feb 2023 767th Jacob385 714 69 52ms 22 Apr 2024 771st elgan65536 712 106 161ms 26 Oct 2023 772nd emgordon154 711 80 3,090ms 9 Aug 2025 773rd MeWhenI 🇻🇦 711 90 1,145ms 14 Jun 2023 774th Feniske 🇫🇷 709 51 252ms 21 Nov 2023 775th chordowl 709 92 137ms 17 Mar 2021 776th marcin7Cd 709 103 30ms 12 Feb 2021 777th CaedenHarper 🇨🇦 708 84 371ms 21 days ago 778th rucin93 🇵🇱 707 60 131ms 9 Aug 2024 779th CaedenHarper 🇨🇦 706 64 1,442ms 6 Oct 2025 780th omurakazuaki 🇯🇵 706 66 11ms 18 Feb 2021 780th BambooleanLogic 🇸🇪 706 66 10ms 22 Aug 2022 780th coreynash 706 66 9ms 21 Oct 2023 780th two-bad 🇬🇧 706 66 10ms 24 Nov 2023 780th dylanarmstrong 706 66 10ms 15 Jan 2024 780th madeforlosers 706 66 9ms 2 days ago 786th Stockoh 🇫🇷 705 68 383ms 24 Jun 2024 786th JunkIce 705 68 467ms 3 Dec 2024 788th typeswitch-dev 🇵🇹 705 74 9ms 7 Aug 2023 789th antimon2 🇯🇵 704 65 451ms 19 Jan 2021 789th msbranicky 704 65 1,074ms 12 Sep 2023 791st osmith93 704 70 34ms 14 Jun 2021 791st ridingqwerty 🇺🇸 704 70 12ms 23 Feb 2024 791st mbittner20 704 70 15ms 15 Jul 2024 791st RaBa21 🇭🇺 704 70 13ms 18 Jul 2025 795th Shanethegamer 🇺🇸 704 91 41ms 16 Jun 2022 796th Herbert00709 🇵🇱 703 101 64ms 19 Nov 2024 797th SnowballSH 702 60 36ms 12 Feb 2021 797th aksyristos 702 60 48ms 28 Feb 2023 799th Shanethegamer 🇺🇸 700 77 14ms 9 Oct 2023 800th UnderKoen 🇳🇱 700 134 11ms 20 Jan 2025 801st MeWhenI 🇻🇦 700 238 13ms 29 Aug 2023 802nd jared-hughes 699 44 7ms 31 Jul 2022 803rd NewDefectus 🇮🇱 698 76 2ms 25 Oct 2021 803rd JohandeRuiter 🇳🇱 698 76 3ms 3 Dec 2023 805th targrik 698 123 296ms 10 Jul 2025 806th AlephSquirrel 696 34 51ms 30 Dec 2022 807th DialFrost 🇸🇬 695 56 76ms 22 Jul 2024 808th targrik 695 57 5ms 26 Aug 2025 809th neihousaigaai 695 67 11ms 10 Apr 2021 810th Jacob385 695 69 444ms 22 Apr 2024 811th SnowballSH 694 71 12ms 12 Feb 2021 811th Andre3582 694 71 13ms 18 Mar 2021 811th PhysicDev 🇫🇷 694 71 12ms 20 May 2021 811th Alban-Boissard 694 71 14ms 10 Jun 2025 815th boxjelly 694 94 139ms 21 Jan 2021 815th YAJUE114514 694 94 142ms 24 Jul 2025 817th jared-hughes 694 159 1,803ms 16 Sep 2025 818th Espiobest 691 61 50ms 13 Feb 2021 818th DaCuteRaccoon 691 61 52ms 9 Dec 2022 820th edsrzf 🇳🇿 691 91 26ms 21 Dec 2024 821st msbranicky 689 95 7ms 11 Aug 2023 822nd JGDoerrer 689 103 388ms 5 Jan 2022 822nd tailorspy 689 103 59ms 29 Oct 2023 824th Shanethegamer 🇺🇸 689 106 19ms 4 Oct 2024 825th NewDefectus 🇮🇱 688 32 38ms 20 Dec 2021 First Prev 751–825 of 1,809 Next Last