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 823rd jbjd 760 92 20ms 23 Nov 2024 823rd 5quiwyrm 760 92 234ms 25 Nov 2024 828th Shanethegamer 🇺🇸 760 93 3,294ms 27 Oct 2024 829th Andriamanitra 🇫🇮 759 63 63ms 20 Jul 2022 830th Irratix 🇳🇱 759 92 2ms 19 Dec 2021 831st Yewzir 🇧🇪 758 99 40ms 18 Dec 2024 832nd Irratix 🇳🇱 757 90 146ms 24 Sep 2021 833rd KrausRaus 🇺🇸 757 97 3ms 24 Oct 2023 834th jared-hughes 757 101 3ms 17 Mar 2022 835th MeWhenI 🇻🇦 756 95 15ms 23 May 2023 836th prplz 🇦🇺 755 66 1,409ms 27 Sep 2021 836th DialFrost 🇸🇬 755 66 743ms 10 Oct 2024 838th Yewzir 🇧🇪 755 102 373ms 13 Jan 2024 839th yzhs 🇩🇪 754 66 989ms 5 Nov 2021 840th msbranicky 753 89 648ms 17 Jan 2024 840th Stockoh 🇫🇷 753 89 585ms 24 Jun 2024 840th Mabeloid 🇳🇴 753 89 469ms 18 Sep 2024 843rd emgordon154 752 77 130ms 7 Nov 2024 844th stewSquared 🇺🇸 752 93 19ms 27 Sep 2022 844th FlorianCassayre 🇫🇷 752 93 207ms 18 Oct 2022 844th ssbhatt4321 752 93 20ms 11 Jun 2023 844th Glinte 752 93 371ms 11 Dec 2023 844th Hebelub 752 93 14ms 5 Jan 2024 844th tobeannouncd 752 93 19ms 25 Apr 2025 844th YAJUE114514 752 93 378ms 28 Jul 2025 851st Shanethegamer 🇺🇸 752 168 28ms 20 Sep 2021 852nd alasdair-greenland 751 79 24ms 10 Nov 2021 852nd igmcdowell 751 79 10ms 11 Dec 2021 852nd dylanarmstrong 751 79 12ms 24 Jan 2024 855th snoozingnewt 🇺🇸 751 125 334ms 3 Oct 2025 856th janbehrens 🇩🇪 750 64 489ms 9 Nov 2021 857th Shanethegamer 🇺🇸 750 102 4ms 12 Dec 2022 857th dokutan 750 102 2ms 10 days ago 859th 386asm 🇺🇸 748 117 44ms 10 Apr 2023 860th Shanethegamer 🇺🇸 748 131 27ms 20 Mar 2023 861st Irratix 🇳🇱 747 64 49ms 4 Mar 2022 861st annaproxy 747 64 65ms 27 Aug 2022 863rd CatsAreFluffy 745 66 998ms 31 Jan 2023 864th trist224 🇫🇷 745 126 379ms 15 Nov 2022 865th drochom 744 94 320ms 22 Jun 2024 865th martion2007 744 94 71ms 14 Aug 2024 867th Yewzir 🇧🇪 744 111 500ms 13 Jan 2024 868th akamayu-ouo 🇹🇼 743 35 6ms 30 Jul 2024 869th snoozingnewt 🇺🇸 743 84 81ms 25 days ago 870th jared-hughes 743 94 2ms 14 Mar 2022 870th Shanethegamer 🇺🇸 743 94 2ms 18 Dec 2022 870th KenanHanke 743 94 2ms 22 Feb 2023 870th Yewzir 🇧🇪 743 94 2ms 10 Jan 2024 874th KatieLG 🇬🇧 742 67 971ms 21 Sep 2021 875th itsh01 742 80 42ms 4 Oct 2021 875th voytxt 🇨🇿 742 80 10ms 2 Mar 2022 875th dokutan 742 80 23ms 24 Dec 2024 878th j-Ewan 741 41 34ms 22 Feb 2022 879th primo-ppcg 🇹🇭 741 104 356ms 21 Nov 2021 879th Irratix 🇳🇱 741 104 317ms 13 Dec 2021 879th ericlangedijk 🇸🇮 741 104 369ms 17 Mar 2022 879th Matgc04 741 104 333ms 22 Aug 2023 879th CaedenHarper 🇨🇦 741 104 304ms 11 days ago 884th boxjelly 740 92 182ms 14 Mar 2022 885th Shanethegamer 🇺🇸 738 89 37ms 16 Apr 2024 886th AkashTandon167 736 95 72ms 2 Nov 2021 886th mhenion8293 🇺🇸 736 95 11ms 23 Jan 2022 886th 4ndyJ 🇬🇧 736 95 21ms 12 Feb 2023 886th Alex-x90 🇺🇸 736 95 21ms 13 Feb 2023 886th mathb0y512 736 95 508ms 22 Sep 2025 886th jacekwladzinski 736 95 19ms 2 Oct 2025 892nd SirBogman 🇺🇸 736 254 45ms 23 Nov 2022 893rd olivermrose 🇺🇸 735 65 46ms 27 Oct 2021 893rd KatieLG 🇬🇧 735 65 39ms 10 Apr 2022 893rd yzhs 🇩🇪 735 65 42ms 20 Jul 2022 893rd DialFrost 🇸🇬 735 65 90ms 28 Jan 2023 893rd edsrzf 🇳🇿 735 65 94ms 5 Nov 2024 898th AlephSquirrel 735 95 2ms 8 Jun 2023 899th snoozingnewt 🇺🇸 735 114 14ms 30 Sep 2025 900th arctouch-cristiannevianna 734 105 385ms 26 May 2023 First Prev 826–900 of 1,996 Next Last