Happy Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort 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 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 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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 376th HPWiz 🇳🇿 853 32 17 Aug 2023 377th DaCuteRaccoon 852 65 30 Nov 2022 377th snoozingnewt 🇺🇸 852 65 1 Sep 2024 377th LostSyntax21 🇬🇧 852 65 8 Jan 2025 380th emgordon154 851 51 13 Apr 2025 381st sean-niemann 🇺🇸 848 27 22 Jul 2022 381st lynn 848 27 22 Jul 2022 381st MeWhenI 🇻🇦 848 27 23 Jul 2022 381st sisyphus-ppcg 🇦🇺 848 27 24 Jul 2022 381st jared-hughes 848 27 29 Jul 2022 381st DaCuteRaccoon 848 27 30 Nov 2022 381st AlephSquirrel 848 27 30 Dec 2022 381st DialFrost 🇸🇬 848 27 28 Jan 2023 381st CornerMercury 🇬🇧 848 27 24 Aug 2023 381st ovs-code 🇩🇪 848 27 2 Feb 2024 381st snoozingnewt 🇺🇸 848 27 1 Sep 2024 381st pardouin 🇫🇷 848 27 21 Sep 2024 381st LostSyntax21 🇬🇧 848 27 8 Jan 2025 381st edsrzf 🇳🇿 848 27 9 Mar 2025 395th stefangimmillaro 848 64 15 Jul 2023 396th emplv 🇱🇻 847 100 2 Sep 2021 396th Shanethegamer 🇺🇸 847 100 29 Mar 2023 396th Yewzir 🇧🇪 847 100 26 Oct 2023 396th emgordon154 847 100 17 Jan 2025 396th error256 847 100 15 Feb 2025 396th plcc0 847 100 21 Mar 2025 402nd pardouin 🇫🇷 846 26 14 Apr 2025 403rd sisyphus-ppcg 🇦🇺 845 77 3 Feb 2023 404th stefangimmillaro 841 50 22 Aug 2023 405th Irratix 🇳🇱 841 56 30 Apr 2022 405th GrayJoKing 🇦🇺 841 56 7 Jul 2022 405th Alex-x90 🇺🇸 841 56 28 Jan 2023 405th inventshah 841 56 28 Jan 2023 405th neel11235813 841 56 7 Feb 2023 405th roupiq 🇵🇱 841 56 18 Feb 2024 405th Seek64 🇩🇪 841 56 15 Jul 2024 405th emgordon154 841 56 6 Sep 2024 405th DialFrost 🇸🇬 841 56 26 Dec 2024 405th fuzzylojik-golf 🇺🇸 841 56 9 Jun 2025 405th duckyluuk 🇳🇱 841 56 6 days ago 416th MeWhenI 🇻🇦 840 49 22 Aug 2023 417th jared-hughes 839 101 27 Feb 2024 417th edsrzf 🇳🇿 839 101 26 Oct 2024 417th keelimeguy 🇺🇸 839 101 28 Apr 2025 420th xkacer 🇨🇿 839 118 20 Nov 2020 421st mcreenan 838 37 22 Apr 2018 421st ovs-code 🇩🇪 838 37 31 Dec 2023 423rd GrayJoKing 🇦🇺 836 42 13 Sep 2023 423rd Lydxn 🇨🇦 836 42 13 Sep 2023 423rd Steffan153 🇫🇮 836 42 15 Sep 2023 423rd primo-ppcg 🇹🇭 836 42 16 Sep 2023 423rd MeWhenI 🇻🇦 836 42 2 Nov 2023 423rd Yewzir 🇧🇪 836 42 7 Mar 2024 423rd pardouin 🇫🇷 836 42 24 Aug 2024 423rd edsrzf 🇳🇿 836 42 17 Jan 2025 423rd sean-niemann 🇺🇸 836 42 7 Apr 2025 423rd DialFrost 🇸🇬 836 42 7 Apr 2025 433rd MeWhenI 🇻🇦 836 74 5 Mar 2022 434th CaedenHarper 🇨🇦 835 52 1 Feb 2025 435th the-zammers 835 69 2 Dec 2024 436th UnderKoen 🇳🇱 834 85 1 Jul 2022 436th sisyphus-ppcg 🇦🇺 834 85 7 Jul 2022 436th m-tkach 🇺🇦 834 85 8 Mar 2023 436th Lydxn 🇨🇦 834 85 19 Jul 2023 436th edsrzf 🇳🇿 834 85 5 Mar 2025 441st msbranicky 830 102 8 Sep 2023 441st kkoenig 830 102 5 Jan 2024 443rd AdrienHache 🇫🇷 829 83 7 Jan 2024 443rd sean-niemann 🇺🇸 829 83 21 Mar 2025 445th stackofbears 827 33 14 Mar 2025 446th MeWhenI 🇻🇦 827 36 24 Jul 2021 447th AlephSquirrel 827 83 21 Jan 2023 448th stefangimmillaro 825 76 4 Oct 2023 449th Shanethegamer 🇺🇸 822 66 13 Mar 2023 450th agschwender 822 103 21 Apr 2020 Prev 376–450 of 2,887 Next