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 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 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 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 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 525th LostSyntax21 🇬🇧 811 66 8 Jan 2025 527th m-tkach 🇺🇦 811 120 18 Dec 2023 528th janbehrens 🇩🇪 810 73 20 Sep 2021 528th didion0 🇺🇸 810 73 23 Nov 2021 528th KatieLG 🇬🇧 810 73 5 Apr 2022 528th emgordon154 810 73 7 Nov 2024 532nd Shanethegamer 🇺🇸 810 93 20 Sep 2021 532nd Yewzir 🇧🇪 810 93 27 Mar 2024 534th edsrzf 🇳🇿 808 88 7 Jun 2025 535th MeWhenI 🇻🇦 807 71 5 Apr 2025 536th targrik 807 81 18 Jul 2025 537th elgan65536 807 123 5 Mar 2024 538th ovs-code 🇩🇪 806 66 15 Aug 2024 538th sisyphus-ppcg 🇦🇺 806 66 19 Aug 2024 540th AdrienHache 🇫🇷 806 94 2 Jun 2023 540th billings7 🇬🇧 806 94 21 May 2024 542nd Shanethegamer 🇺🇸 806 100 10 Sep 2022 543rd snyderek 🇺🇸 806 116 6 Oct 2024 544th kimbo 🇺🇸 806 146 12 Jan 2023 544th albanian-laundromat 806 146 7 Jul 2025 546th GrayJoKing 🇦🇺 805 94 23 Oct 2023 547th AlephSquirrel 805 104 6 Aug 2024 548th Apataras 805 157 24 days ago 549th snoozingnewt 🇺🇸 804 106 2 hours ago 550th msbranicky 803 91 11 Oct 2023 551st KenanSi 802 32 24 Feb 2022 551st ashtraypettingzoo 🇺🇸 802 32 5 Apr 2023 553rd xnor-gate 801 74 23 Oct 2023 553rd 4atj 801 74 30 Jun 2025 553rd csharpython 801 74 17 Jul 2025 556th Steffan153 🇫🇮 801 95 21 Feb 2023 557th jared-hughes 800 124 10 Nov 2022 557th Re-Adventures 🇮🇳 800 124 22 Jun 2023 559th kmathis22 800 158 10 days ago 560th c0d3-4-F00d 🇩🇪 799 74 5 Jan 2022 560th Maznek 799 74 19 Jun 2023 560th thisishowmymindworks 🇳🇴 799 74 9 Jun 2024 560th snoozingnewt 🇺🇸 799 74 1 Sep 2024 564th AlephSquirrel 799 89 20 Apr 2023 565th GolfingSuccess 🇬🇷 799 117 19 Mar 2025 566th GolfingSuccess 🇬🇷 799 172 19 Jan 2025 567th inventshah 798 158 8 Sep 2022 568th brimstonetrader 797 85 26 Jan 2024 569th Natanaelel 🇸🇪 796 72 26 Sep 2023 570th clockworknazo 796 83 13 Oct 2022 570th ovs-code 🇩🇪 796 83 7 Feb 2023 572nd snoozingnewt 🇺🇸 795 148 4 Feb 2024 573rd CaedenHarper 🇨🇦 795 748 16 Aug 2025 573rd dokutan 795 748 7 hours ago 575th dokutan 794 67 4 Feb 2025 576th MeWhenI 🇻🇦 794 100 15 Oct 2022 577th Shanethegamer 🇺🇸 793 29 22 Jul 2022 578th primo-ppcg 🇹🇭 793 61 9 Feb 2022 579th DialFrost 🇸🇬 793 63 21 Jan 2025 580th sisyphus-ppcg 🇦🇺 793 96 7 Apr 2022 580th DialFrost 🇸🇬 793 96 31 Oct 2024 580th sean-niemann 🇺🇸 793 96 9 Apr 2025 580th edsrzf 🇳🇿 793 96 26 Jul 2025 584th tailorspy 793 118 22 Sep 2024 585th Alessandro-Balconi 🇮🇹 792 77 14 Jul 2023 586th MeWhenI 🇻🇦 792 110 17 Feb 2023 587th wh3n3v3r 🇨🇿 790 75 13 Nov 2024 588th edsrzf 🇳🇿 790 99 5 Jan 2025 589th MeWhenI 🇻🇦 789 96 15 Nov 2022 590th MeWhenI 🇻🇦 789 104 17 Aug 2023 591st DialFrost 🇸🇬 789 149 28 Jan 2023 591st LostSyntax21 🇬🇧 789 149 8 Jan 2025 593rd Shanethegamer 🇺🇸 787 84 15 Jan 2023 594th Herbert00709 🇵🇱 786 119 4 Sep 2024 595th NickTheEASDude 🇺🇸 785 97 9 May 2024 596th mousetail 🇳🇱 784 54 15 Jan 2024 597th Shanethegamer 🇺🇸 781 97 20 Jun 2022 598th Shanethegamer 🇺🇸 780 60 9 Mar 2023 599th JunkIce 780 76 3 Dec 2024 599th Babafaba 780 76 14 Aug 2025 Prev 526–600 of 1,926 Next