Happy Numbers (Long) in all languages in bytes. 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 Minesweeper 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 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 Calendar Connect Four 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 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 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 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 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 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 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 Calendar Connect Four 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 824th FortuiteMan 🇫🇷 760 92 20ms 10 Sep 2023 824th jbjd 760 92 20ms 23 Nov 2024 824th 5quiwyrm 760 92 234ms 25 Nov 2024 829th Shanethegamer 🇺🇸 760 93 3,294ms 27 Oct 2024 830th Andriamanitra 🇫🇮 759 63 63ms 20 Jul 2022 831st Irratix 🇳🇱 759 92 2ms 19 Dec 2021 832nd Yewzir 🇧🇪 758 99 40ms 18 Dec 2024 833rd Irratix 🇳🇱 757 90 146ms 24 Sep 2021 834th KrausRaus 🇺🇸 757 97 3ms 24 Oct 2023 835th jared-hughes 757 101 3ms 17 Mar 2022 836th MeWhenI 🇻🇦 756 95 15ms 23 May 2023 837th prplz 🇦🇺 755 66 1,409ms 27 Sep 2021 837th DialFrost 🇸🇬 755 66 743ms 10 Oct 2024 839th Yewzir 🇧🇪 755 102 373ms 13 Jan 2024 840th yzhs 🇩🇪 754 66 989ms 5 Nov 2021 841st msbranicky 753 89 648ms 17 Jan 2024 841st Stockoh 🇫🇷 753 89 585ms 24 Jun 2024 841st Mabeloid 🇳🇴 753 89 469ms 18 Sep 2024 844th emgordon154 752 77 130ms 7 Nov 2024 845th stewSquared 🇺🇸 752 93 19ms 27 Sep 2022 845th FlorianCassayre 🇫🇷 752 93 207ms 18 Oct 2022 845th ssbhatt4321 752 93 20ms 11 Jun 2023 845th Glinte 752 93 371ms 11 Dec 2023 845th Hebelub 752 93 14ms 5 Jan 2024 845th tobeannouncd 752 93 19ms 25 Apr 2025 845th YAJUE114514 752 93 378ms 28 Jul 2025 852nd Shanethegamer 🇺🇸 752 168 28ms 20 Sep 2021 853rd alasdair-greenland 751 79 24ms 10 Nov 2021 853rd igmcdowell 751 79 10ms 11 Dec 2021 853rd dylanarmstrong 751 79 12ms 24 Jan 2024 856th snoozingnewt 🇺🇸 751 125 334ms 3 Oct 2025 857th janbehrens 🇩🇪 750 64 489ms 9 Nov 2021 858th Shanethegamer 🇺🇸 750 102 4ms 12 Dec 2022 858th dokutan 750 102 2ms 12 days ago 860th 386asm 🇺🇸 748 117 44ms 10 Apr 2023 861st Shanethegamer 🇺🇸 748 131 27ms 20 Mar 2023 862nd Irratix 🇳🇱 747 64 49ms 4 Mar 2022 862nd annaproxy 747 64 65ms 27 Aug 2022 864th CatsAreFluffy 745 66 998ms 31 Jan 2023 865th trist224 🇫🇷 745 126 379ms 15 Nov 2022 866th drochom 744 94 320ms 22 Jun 2024 866th martion2007 744 94 71ms 14 Aug 2024 868th Yewzir 🇧🇪 744 111 500ms 13 Jan 2024 869th akamayu-ouo 🇹🇼 743 35 5ms 30 Jul 2024 870th snoozingnewt 🇺🇸 743 84 81ms 27 days ago 871st jared-hughes 743 94 2ms 14 Mar 2022 871st Shanethegamer 🇺🇸 743 94 2ms 18 Dec 2022 871st KenanHanke 743 94 2ms 22 Feb 2023 871st Yewzir 🇧🇪 743 94 2ms 10 Jan 2024 875th KatieLG 🇬🇧 742 67 971ms 21 Sep 2021 876th itsh01 742 80 42ms 4 Oct 2021 876th voytxt 🇨🇿 742 80 10ms 2 Mar 2022 876th dokutan 742 80 23ms 24 Dec 2024 879th j-Ewan 741 41 34ms 22 Feb 2022 880th primo-ppcg 🇹🇭 741 104 356ms 21 Nov 2021 880th Irratix 🇳🇱 741 104 317ms 13 Dec 2021 880th ericlangedijk 🇸🇮 741 104 369ms 17 Mar 2022 880th Matgc04 741 104 333ms 22 Aug 2023 880th CaedenHarper 🇨🇦 741 104 304ms 13 days ago 885th boxjelly 740 92 182ms 14 Mar 2022 886th Shanethegamer 🇺🇸 738 89 37ms 16 Apr 2024 887th AkashTandon167 736 95 72ms 2 Nov 2021 887th mhenion8293 🇺🇸 736 95 11ms 23 Jan 2022 887th 4ndyJ 🇬🇧 736 95 21ms 12 Feb 2023 887th Alex-x90 🇺🇸 736 95 21ms 13 Feb 2023 887th mathb0y512 736 95 508ms 22 Sep 2025 887th jacekwladzinski 736 95 19ms 2 Oct 2025 893rd SirBogman 🇺🇸 736 254 45ms 23 Nov 2022 894th olivermrose 🇺🇸 735 65 46ms 27 Oct 2021 894th KatieLG 🇬🇧 735 65 39ms 10 Apr 2022 894th yzhs 🇩🇪 735 65 42ms 20 Jul 2022 894th DialFrost 🇸🇬 735 65 90ms 28 Jan 2023 894th edsrzf 🇳🇿 735 65 94ms 5 Nov 2024 899th AlephSquirrel 735 95 2ms 8 Jun 2023 900th snoozingnewt 🇺🇸 735 114 14ms 30 Sep 2025 First Prev 826–900 of 1,996 Next Last