Happy Numbers in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau 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 Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau 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 Calendar 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 720th pihart 749 66 10ms 22 Jun 2020 720th Argeento 🇵🇱 749 66 10ms 13 Nov 2020 720th ovs-code 🇩🇪 749 66 10ms 29 Jul 2024 720th Lv0Sys 🇵🇱 749 66 10ms 29 Nov 2025 725th marcin7Cd 749 77 136ms 11 Mar 2020 725th fuzzylojik-golf 🇺🇸 749 77 143ms 15 Sep 2025 727th fuzzylojik-golf 🇺🇸 747 83 433ms 30 Aug 2025 728th Yewzir 🇧🇪 747 88 354ms 2 Oct 2025 729th DialFrost 🇸🇬 745 114 286ms 26 Dec 2024 729th snoozingnewt 🇨🇦 745 114 302ms 29 Nov 2025 731st edsrzf 🇳🇿 743 88 5ms 14 Nov 2025 732nd lynn 742 93 27ms 12 Jul 2023 732nd xsot 🇸🇬 742 93 57ms 23 May 2024 734th MeWhenI 🇻🇦 741 71 2ms 22 Aug 2023 735th edsrzf 🇳🇿 741 86 39ms 30 Dec 2024 736th Shanethegamer 🇺🇸 740 73 404ms 12 May 2023 736th janbehrens 🇩🇪 740 73 373ms 26 Nov 2023 738th elgan65536 740 85 125ms 22 Sep 2023 739th Steffan153 🇫🇮 740 99 1ms 28 Jan 2023 739th pardouin 🇫🇷 740 99 1ms 21 Sep 2024 739th sean-niemann 🇺🇸 740 99 1ms 9 May 2025 742nd dan-simon 739 42 134ms 28 Dec 2017 742nd yokasuretsu 739 42 118ms 27 Jun 2018 744th emgordon154 739 58 2,204ms 20 Nov 2024 744th DialFrost 🇸🇬 739 58 2,399ms 25 Dec 2024 746th Jacob385 739 89 516ms 27 Oct 2025 747th sisyphus-ppcg 🇦🇺 739 95 7ms 14 Mar 2023 747th Lydxn 🇨🇦 739 95 7ms 14 Mar 2023 749th dokutan 738 59 495ms 14 Apr 2024 750th rambox11 738 67 9ms 2 Apr 2018 750th ETHproductions 🇺🇸 738 67 11ms 14 Apr 2018 750th frobinsonj 738 67 10ms 28 Jun 2018 750th dee-gomma 738 67 9ms 27 Mar 2019 750th elisherer 🇮🇱 738 67 9ms 23 Dec 2019 750th ArmaanAS 738 67 9ms 8 Mar 2021 756th Frank-Buss 738 93 5ms 29 Aug 2020 757th KasperKivimaeki 🇫🇮 738 115 290ms 2 Oct 2025 758th MeWhenI 🇻🇦 737 92 24ms 13 Jul 2021 759th trist224 🇫🇷 736 64 9ms 15 Nov 2022 760th dokutan 735 89 3ms 26 Dec 2025 761st Shanethegamer 🇺🇸 733 30 3ms 13 Jan 2022 762nd MeWhenI 🇻🇦 733 76 37ms 16 May 2023 763rd SirBogman 🇺🇸 731 45 229ms 7 Jan 2024 764th prplz 🇦🇺 731 86 116ms 30 Apr 2022 764th pardouin 🇫🇷 731 86 116ms 24 Aug 2024 766th treeowl 730 79 135ms 27 Feb 2019 766th user189032 730 79 136ms 29 May 2019 766th cbrt-x 730 79 137ms 15 Sep 2023 769th emplv 🇱🇻 729 93 25ms 29 Jun 2022 770th NewDefectus 🇮🇱 727 68 12ms 16 Dec 2021 770th KrausRaus 🇺🇸 727 68 10ms 6 Jan 2026 772nd albanian-laundromat 727 84 101ms 22 Dec 2025 773rd Irratix 🇳🇱 726 41 3ms 1 Nov 2020 773rd primo-ppcg 🇹🇭 726 41 1ms 2 Nov 2020 773rd GrayJoKing 🇦🇺 726 41 2ms 27 Nov 2020 773rd KatieLG 🇬🇧 726 41 2ms 9 Dec 2020 773rd msbranicky 726 41 1ms 27 Jul 2023 773rd dokutan 726 41 2ms 11 Nov 2023 773rd AlephSquirrel 726 41 2ms 27 Jan 2025 780th ovs-code 🇩🇪 726 95 26ms 10 Jan 2023 780th edsrzf 🇳🇿 726 95 28ms 5 days ago 782nd msbranicky 725 60 407ms 17 Jan 2024 782nd JunkIce 725 60 442ms 23 Feb 2025 784th ZakkkkAttackkkk 🇵🇭 725 65 35ms 21 Dec 2021 784th bob-th 725 65 47ms 5 Aug 2022 784th btjones0 725 65 51ms 22 Nov 2022 784th falsidge 725 65 8ms 21 Jun 2023 788th dokutan 724 75 104ms 23 Jul 2025 789th lynn 723 87 125ms 7 Jul 2024 789th emgordon154 723 87 121ms 18 Feb 2025 789th edsrzf 🇳🇿 723 87 126ms 4 Mar 2025 789th DialFrost 🇸🇬 723 87 124ms 4 Apr 2025 789th acotis 723 87 131ms 15 Apr 2025 789th ovs-code 🇩🇪 723 87 117ms 20 Apr 2025 789th sean-niemann 🇺🇸 723 87 116ms 6 Jun 2025 789th kumavale 723 87 112ms 17 Aug 2025 797th dokutan 723 91 381ms 24 Sep 2025 798th phdphil 722 43 140ms 9 Apr 2018 799th edsrzf 🇳🇿 722 54 941ms 8 Sep 2025 800th RussellEmerine 721 80 138ms 30 Nov 2019 First Prev 721–800 of 3,153 Next Last