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 721st amazingalek 🇳🇴 750 72 394ms 29 Dec 2025 722nd bac0id 750 92 54ms 23 Feb 2024 722nd dokutan 750 92 49ms 7 Apr 2024 724th kevlened 749 66 9ms 22 Oct 2018 724th pihart 749 66 9ms 22 Jun 2020 724th Argeento 🇵🇱 749 66 12ms 13 Nov 2020 724th ovs-code 🇩🇪 749 66 13ms 29 Jul 2024 724th Lv0Sys 🇵🇱 749 66 10ms 29 Nov 2025 729th marcin7Cd 749 77 136ms 11 Mar 2020 729th fuzzylojik-golf 🇺🇸 749 77 143ms 15 Sep 2025 731st fuzzylojik-golf 🇺🇸 747 83 481ms 30 Aug 2025 732nd Yewzir 🇧🇪 747 88 354ms 2 Oct 2025 733rd DialFrost 🇸🇬 745 114 290ms 26 Dec 2024 733rd snoozingnewt 🇨🇦 745 114 273ms 29 Nov 2025 735th edsrzf 🇳🇿 743 88 5ms 14 Nov 2025 736th lynn 742 93 27ms 12 Jul 2023 736th xsot 🇸🇬 742 93 57ms 23 May 2024 738th MeWhenI 🇻🇦 741 71 2ms 22 Aug 2023 739th edsrzf 🇳🇿 741 86 39ms 30 Dec 2024 740th emgordon154 740 58 2,204ms 20 Nov 2024 740th DialFrost 🇸🇬 740 58 2,399ms 25 Dec 2024 742nd Shanethegamer 🇺🇸 740 73 404ms 12 May 2023 742nd janbehrens 🇩🇪 740 73 373ms 26 Nov 2023 744th elgan65536 🇺🇸 740 85 137ms 22 Sep 2023 745th Steffan153 🇫🇮 740 99 1ms 28 Jan 2023 745th pardouin 🇫🇷 740 99 1ms 21 Sep 2024 745th sean-niemann 🇺🇸 740 99 1ms 9 May 2025 748th dan-simon 739 42 134ms 28 Dec 2017 748th yokasuretsu 739 42 118ms 27 Jun 2018 750th Jacob385 739 89 516ms 27 Oct 2025 751st sisyphus-ppcg 🇦🇺 739 95 7ms 14 Mar 2023 751st Lydxn 🇨🇦 739 95 7ms 14 Mar 2023 753rd dokutan 738 59 495ms 14 Apr 2024 754th rambox11 738 67 9ms 2 Apr 2018 754th ETHproductions 🇺🇸 738 67 14ms 14 Apr 2018 754th frobinsonj 738 67 9ms 28 Jun 2018 754th dee-gomma 738 67 9ms 27 Mar 2019 754th elisherer 🇮🇱 738 67 9ms 23 Dec 2019 754th ArmaanAS 738 67 9ms 8 Mar 2021 760th Frank-Buss 738 93 5ms 29 Aug 2020 761st KasperKivimaeki 🇫🇮 738 115 287ms 2 Oct 2025 762nd MeWhenI 🇻🇦 737 92 24ms 13 Jul 2021 763rd trist224 🇫🇷 736 64 9ms 15 Nov 2022 764th Shanethegamer 🇺🇸 733 30 3ms 13 Jan 2022 765th MeWhenI 🇻🇦 733 76 37ms 16 May 2023 766th SirBogman 🇺🇸 731 45 229ms 7 Jan 2024 767th prplz 🇦🇺 731 86 128ms 30 Apr 2022 767th pardouin 🇫🇷 731 86 118ms 24 Aug 2024 769th treeowl 730 79 135ms 27 Feb 2019 769th user189032 730 79 136ms 29 May 2019 769th cbrt-x 730 79 137ms 15 Sep 2023 772nd emplv 🇱🇻 729 93 25ms 29 Jun 2022 773rd NewDefectus 🇮🇱 727 68 13ms 16 Dec 2021 773rd KrausRaus 🇺🇸 727 68 11ms 6 Jan 2026 775th albanian-laundromat 727 84 101ms 22 Dec 2025 776th Irratix 🇳🇱 726 41 3ms 1 Nov 2020 776th primo-ppcg 🇹🇭 726 41 1ms 2 Nov 2020 776th GrayJoKing 🇦🇺 726 41 2ms 27 Nov 2020 776th KatieLG 🇬🇧 726 41 2ms 9 Dec 2020 776th msbranicky 726 41 1ms 27 Jul 2023 776th dokutan 726 41 2ms 11 Nov 2023 776th AlephSquirrel 726 41 2ms 27 Jan 2025 783rd ovs-code 🇩🇪 726 95 26ms 10 Jan 2023 783rd edsrzf 🇳🇿 726 95 28ms 12 days ago 785th msbranicky 725 60 407ms 17 Jan 2024 785th JunkIce 725 60 442ms 23 Feb 2025 787th ZakkkkAttackkkk 🇵🇭 725 65 35ms 21 Dec 2021 787th bob-th 725 65 47ms 5 Aug 2022 787th btjones0 725 65 51ms 22 Nov 2022 787th falsidge 725 65 8ms 21 Jun 2023 791st dokutan 724 75 107ms 23 Jul 2025 792nd edsrzf 🇳🇿 723 54 941ms 8 Sep 2025 793rd lynn 723 87 127ms 7 Jul 2024 793rd emgordon154 723 87 122ms 18 Feb 2025 793rd edsrzf 🇳🇿 723 87 123ms 4 Mar 2025 793rd DialFrost 🇸🇬 723 87 126ms 4 Apr 2025 793rd acotis 723 87 133ms 15 Apr 2025 793rd ovs-code 🇩🇪 723 87 114ms 20 Apr 2025 793rd sean-niemann 🇺🇸 723 87 130ms 6 Jun 2025 793rd kumavale 723 87 113ms 17 Aug 2025 First Prev 721–800 of 3,161 Next Last