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 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 676th dokutan 736 59 14 Apr 2024 677th trist224 🇫🇷 736 64 15 Nov 2022 678th elgan65536 736 85 22 Sep 2023 679th Steffan153 🇫🇮 736 99 28 Jan 2023 679th pardouin 🇫🇷 736 99 21 Sep 2024 679th sean-niemann 🇺🇸 736 99 12 days ago 682nd MeWhenI 🇻🇦 734 92 13 Jul 2021 683rd Shanethegamer 🇺🇸 733 30 13 Jan 2022 684th edsrzf 🇳🇿 733 86 30 Dec 2024 685th MeWhenI 🇻🇦 732 76 16 May 2023 686th SirBogman 🇺🇸 730 45 7 Jan 2024 687th treeowl 729 79 27 Feb 2019 687th user189032 729 79 29 May 2019 687th cbrt-x 729 79 15 Sep 2023 690th prplz 🇦🇺 728 86 30 Apr 2022 690th pardouin 🇫🇷 728 86 24 Aug 2024 692nd dokutan 728 136 22 Jan 2024 693rd Irratix 🇳🇱 726 41 1 Nov 2020 693rd primo-ppcg 🇹🇭 726 41 2 Nov 2020 693rd GrayJoKing 🇦🇺 726 41 27 Nov 2020 693rd KatieLG 🇬🇧 726 41 9 Dec 2020 693rd msbranicky 726 41 27 Jul 2023 693rd dokutan 726 41 11 Nov 2023 693rd AlephSquirrel 726 41 27 Jan 2025 700th NewDefectus 🇮🇱 726 68 16 Dec 2021 701st emplv 🇱🇻 726 93 29 Jun 2022 702nd ZakkkkAttackkkk 🇵🇭 724 65 21 Dec 2021 702nd bob-th 724 65 5 Aug 2022 702nd btjones0 724 65 22 Nov 2022 702nd falsidge 724 65 21 Jun 2023 702nd snoozingnewt 🇺🇸 724 65 3 Oct 2023 702nd bizy-coder 724 65 13 Aug 2024 708th msbranicky 723 60 17 Jan 2024 708th JunkIce 723 60 23 Feb 2025 710th dokutan 723 90 12 Feb 2025 711th ovs-code 🇩🇪 722 95 10 Jan 2023 712th phdphil 721 43 9 Apr 2018 713th RussellEmerine 720 80 30 Nov 2019 713th Natanaelel 🇸🇪 720 80 31 Mar 2022 715th yzhs 🇩🇪 719 38 21 Jun 2022 716th retrohun 719 69 3 Nov 2024 717th lynn 719 87 7 Jul 2024 717th emgordon154 719 87 18 Feb 2025 717th edsrzf 🇳🇿 719 87 4 Mar 2025 717th DialFrost 🇸🇬 719 87 4 Apr 2025 717th acotis 719 87 15 Apr 2025 717th ovs-code 🇩🇪 719 87 20 Apr 2025 723rd Bubbler-4 717 49 13 Sep 2023 723rd ovs-code 🇩🇪 717 49 13 Sep 2023 725th msbranicky 717 185 29 Aug 2023 726th GrayJoKing 🇦🇺 716 53 13 Sep 2021 726th primo-ppcg 🇹🇭 716 53 22 Sep 2021 728th jakzo 716 69 5 Sep 2021 728th Shanethegamer 🇺🇸 716 69 25 Apr 2023 730th duckyluuk 🇳🇱 716 73 16 Dec 2024 731st Natanaelel 🇸🇪 715 32 22 Jul 2022 731st SirBogman 🇺🇸 715 32 10 Sep 2022 733rd ovs-code 🇩🇪 715 98 17 Mar 2023 734th GrayJoKing 🇦🇺 714 72 14 Jun 2022 734th primo-ppcg 🇹🇭 714 72 21 Jun 2022 736th Attero 🇸🇪 713 66 25 Sep 2020 736th nstearns96 🇬🇧 713 66 15 Dec 2022 736th CornerMercury 🇬🇧 713 66 14 Feb 2025 739th DialFrost 🇸🇬 713 76 26 Dec 2024 740th ovs-code 🇩🇪 713 83 10 Oct 2023 741st namelessiw 712 61 5 Mar 2024 741st lifthrasiir 🇰🇷 712 61 2 Dec 2024 741st DialFrost 🇸🇬 712 61 26 Dec 2024 744th duckyluuk 🇳🇱 711 60 26 Oct 2024 745th Laar 711 81 1 Apr 2019 745th alomiF 711 81 5 Oct 2023 745th brimstonetrader 711 81 26 Jan 2024 748th jared-hughes 711 88 10 Nov 2022 748th kgodara 711 88 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