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 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 674th Argeento 🇵🇱 749 66 13 Nov 2020 674th ovs-code 🇩🇪 749 66 29 Jul 2024 678th marcin7Cd 748 77 11 Mar 2020 679th bac0id 748 92 23 Feb 2024 679th dokutan 748 92 7 Apr 2024 681st fuzzylojik-golf 🇺🇸 746 83 42 hours ago 682nd DialFrost 🇸🇬 743 114 26 Dec 2024 683rd MeWhenI 🇻🇦 740 71 22 Aug 2023 684th xsot 🇸🇬 740 93 23 May 2024 685th dan-simon 739 42 28 Dec 2017 685th yokasuretsu 739 42 27 Jun 2018 687th Shanethegamer 🇺🇸 739 73 12 May 2023 687th janbehrens 🇩🇪 739 73 26 Nov 2023 689th emgordon154 738 31 11 Sep 2024 690th emgordon154 738 58 20 Nov 2024 690th DialFrost 🇸🇬 738 58 25 Dec 2024 692nd elgan65536 738 85 22 Sep 2023 693rd Frank-Buss 738 93 29 Aug 2020 693rd lynn 738 93 12 Jul 2023 695th sisyphus-ppcg 🇦🇺 738 95 14 Mar 2023 695th Lydxn 🇨🇦 738 95 14 Mar 2023 697th rambox11 737 67 2 Apr 2018 697th ETHproductions 🇺🇸 737 67 14 Apr 2018 697th frobinsonj 737 67 28 Jun 2018 697th dee-gomma 737 67 27 Mar 2019 697th elisherer 🇮🇱 737 67 23 Dec 2019 697th ArmaanAS 737 67 8 Mar 2021 703rd Steffan153 🇫🇮 737 99 28 Jan 2023 703rd pardouin 🇫🇷 737 99 21 Sep 2024 703rd sean-niemann 🇺🇸 737 99 9 May 2025 706th dokutan 736 59 14 Apr 2024 707th trist224 🇫🇷 736 64 15 Nov 2022 708th MeWhenI 🇻🇦 736 92 13 Jul 2021 709th edsrzf 🇳🇿 735 86 30 Dec 2024 710th Shanethegamer 🇺🇸 733 30 13 Jan 2022 711th MeWhenI 🇻🇦 733 76 16 May 2023 712th SirBogman 🇺🇸 731 45 7 Jan 2024 713th treeowl 729 79 27 Feb 2019 713th user189032 729 79 29 May 2019 713th cbrt-x 729 79 15 Sep 2023 716th prplz 🇦🇺 729 86 30 Apr 2022 716th pardouin 🇫🇷 729 86 24 Aug 2024 718th dokutan 729 136 22 Jan 2024 719th emplv 🇱🇻 728 93 29 Jun 2022 720th NewDefectus 🇮🇱 727 68 16 Dec 2021 721st Irratix 🇳🇱 726 41 1 Nov 2020 721st primo-ppcg 🇹🇭 726 41 2 Nov 2020 721st GrayJoKing 🇦🇺 726 41 27 Nov 2020 721st KatieLG 🇬🇧 726 41 9 Dec 2020 721st msbranicky 726 41 27 Jul 2023 721st dokutan 726 41 11 Nov 2023 721st AlephSquirrel 726 41 27 Jan 2025 728th DialFrost 🇸🇬 726 58 12 hours ago 729th ZakkkkAttackkkk 🇵🇭 725 65 21 Dec 2021 729th bob-th 725 65 5 Aug 2022 729th btjones0 725 65 22 Nov 2022 729th falsidge 725 65 21 Jun 2023 729th snoozingnewt 🇺🇸 725 65 3 Oct 2023 729th bizy-coder 725 65 13 Aug 2024 735th dokutan 725 90 12 Feb 2025 736th msbranicky 724 60 17 Jan 2024 736th JunkIce 724 60 23 Feb 2025 738th dokutan 723 75 23 Jul 2025 739th ovs-code 🇩🇪 723 95 10 Jan 2023 740th phdphil 721 43 9 Apr 2018 741st lynn 721 87 7 Jul 2024 741st emgordon154 721 87 18 Feb 2025 741st edsrzf 🇳🇿 721 87 4 Mar 2025 741st DialFrost 🇸🇬 721 87 4 Apr 2025 741st acotis 721 87 15 Apr 2025 741st ovs-code 🇩🇪 721 87 20 Apr 2025 741st sean-niemann 🇺🇸 721 87 6 Jun 2025 741st kumavale 721 87 15 days ago 749th RussellEmerine 720 80 30 Nov 2019 750th yzhs 🇩🇪 719 38 21 Jun 2022 Prev 676–750 of 2,981 Next