Happy Numbers (Long) 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 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 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 Transpose Sentence 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Transpose Sentence 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 526th elgan65536 804 123 5 Mar 2024 527th kimbo 🇺🇸 804 146 12 Jan 2023 528th msbranicky 803 91 11 Oct 2023 529th GrayJoKing 🇦🇺 803 94 23 Oct 2023 530th Shanethegamer 🇺🇸 803 100 10 Sep 2022 531st KenanSi 802 32 24 Feb 2022 531st ashtraypettingzoo 🇺🇸 802 32 5 Apr 2023 533rd MeWhenI 🇻🇦 802 118 13 Feb 2025 534th AdrienHache 🇫🇷 801 94 2 Jun 2023 534th billings7 🇬🇧 801 94 21 May 2024 536th xnor-gate 800 74 23 Oct 2023 537th Steffan153 🇫🇮 800 95 21 Feb 2023 538th AlephSquirrel 800 104 6 Aug 2024 539th AlephSquirrel 799 89 20 Apr 2023 539th edsrzf 🇳🇿 799 89 8 Nov 2024 541st c0d3-4-F00d 🇩🇪 798 74 5 Jan 2022 541st Maznek 798 74 19 Jun 2023 541st thisishowmymindworks 🇳🇴 798 74 9 Jun 2024 541st snoozingnewt 🇺🇸 798 74 1 Sep 2024 545th GolfingSuccess 🇬🇷 798 117 19 Mar 2025 546th jared-hughes 797 124 10 Nov 2022 546th Re-Adventures 🇮🇳 797 124 22 Jun 2023 548th Natanaelel 🇸🇪 796 72 26 Sep 2023 549th brimstonetrader 796 85 26 Jan 2024 550th GolfingSuccess 🇬🇷 796 172 19 Jan 2025 551st inventshah 795 158 8 Sep 2022 552nd dokutan 794 67 4 Feb 2025 552nd emplv 🇱🇻 794 67 28 Mar 2025 554th Shanethegamer 🇺🇸 793 29 22 Jul 2022 555th DialFrost 🇸🇬 793 63 21 Jan 2025 556th clockworknazo 793 83 13 Oct 2022 556th ovs-code 🇩🇪 793 83 7 Feb 2023 558th snoozingnewt 🇺🇸 793 148 4 Feb 2024 559th sisyphus-ppcg 🇦🇺 792 96 7 Apr 2022 559th DialFrost 🇸🇬 792 96 31 Oct 2024 559th sean-niemann 🇺🇸 792 96 9 Apr 2025 562nd MeWhenI 🇻🇦 792 100 15 Oct 2022 563rd primo-ppcg 🇹🇭 791 61 9 Feb 2022 564th Alessandro-Balconi 🇮🇹 791 77 14 Jul 2023 565th tailorspy 791 118 22 Sep 2024 566th wh3n3v3r 🇨🇿 790 75 13 Nov 2024 567th MeWhenI 🇻🇦 790 110 17 Feb 2023 568th MeWhenI 🇻🇦 787 104 17 Aug 2023 569th DialFrost 🇸🇬 787 149 28 Jan 2023 569th LostSyntax21 🇬🇧 787 149 8 Jan 2025 571st Shanethegamer 🇺🇸 787 185 12 Oct 2021 572nd MeWhenI 🇻🇦 786 96 15 Nov 2022 573rd edsrzf 🇳🇿 786 99 5 Jan 2025 574th Shanethegamer 🇺🇸 785 84 15 Jan 2023 575th Herbert00709 🇵🇱 785 119 4 Sep 2024 576th mousetail 🇳🇱 784 54 15 Jan 2024 577th NickTheEASDude 🇺🇸 783 97 9 May 2024 577th edsrzf 🇳🇿 783 97 5 Nov 2024 579th Shanethegamer 🇺🇸 780 60 9 Mar 2023 580th NewDefectus 🇮🇱 780 88 16 Dec 2021 581st JunkIce 779 76 3 Dec 2024 581st csharpython 779 76 31 Jan 2025 583rd gnuvince 778 33 2 Aug 2024 583rd codereport 🇨🇦 778 33 21 Apr 2025 585th janbehrens 🇩🇪 778 120 20 Nov 2022 585th oceko 778 120 19 Feb 2024 587th cbrt-x 778 162 25 Sep 2021 588th nwellnhof 🇩🇪 776 53 26 Dec 2021 589th Shanethegamer 🇺🇸 776 97 20 Jun 2022 590th DialFrost 🇸🇬 776 112 30 Mar 2025 591st aposteriorist 🇨🇦 773 106 5 Mar 2022 592nd prplz 🇦🇺 771 64 20 Sep 2021 593rd ovs-code 🇩🇪 771 69 3 Aug 2024 594th ListeriaM 771 89 25 Aug 2023 595th snoozingnewt 🇺🇸 770 128 1 Sep 2024 596th SirBogman 🇺🇸 769 39 20 Sep 2021 597th nwellnhof 🇩🇪 769 77 8 Aug 2022 597th bricknellj 769 77 20 Dec 2022 597th bob-th 769 77 24 Jan 2023 597th AlephSquirrel 769 77 27 Jan 2023 Prev 526–600 of 1,784 Next