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 601st albanian-laundromat 829 96 167ms 6 hours ago 602nd m42km 827 81 659ms 4 Feb 2024 602nd Babafaba 827 81 561ms 10 days ago 604th IanUtley 827 92 3,264ms 24 Oct 2023 605th inventshah 826 98 543ms 10 Sep 2022 605th MeWhenI 🇻🇦 826 98 12ms 16 Aug 2023 607th sean-niemann 🇺🇸 825 106 43ms 21 Apr 2023 608th MeWhenI 🇻🇦 824 53 151ms 19 Sep 2021 608th GrayJoKing 🇦🇺 824 53 86ms 20 Sep 2021 608th sean-niemann 🇺🇸 824 53 161ms 20 Sep 2021 608th scpchicken 🇵🇼 824 53 141ms 19 Dec 2022 608th Steffan153 🇫🇮 824 53 172ms 27 Jan 2023 608th DialFrost 🇸🇬 824 53 160ms 28 Jan 2023 608th snoozingnewt 🇺🇸 824 53 192ms 1 Sep 2024 608th fuzzylojik-golf 🇺🇸 824 53 102ms 15 Sep 2025 616th Waffle3z 824 58 103ms 19 Sep 2021 616th emgordon154 824 58 57ms 12 Dec 2021 616th jbbarth 🇫🇷 824 58 39ms 5 Nov 2022 619th neihousaigaai 824 72 14ms 2 Oct 2021 619th stefangimmillaro 824 72 16ms 29 Sep 2023 619th two-bad 🇬🇧 824 72 17ms 25 Feb 2024 619th KrausRaus 🇺🇸 824 72 14ms 14 Oct 2025 623rd andersk 🇺🇸 824 121 127ms 31 Oct 2022 624th Fishron 823 85 251ms 21 Oct 2021 624th aposteriorist 🇨🇦 823 85 24ms 6 Feb 2022 624th TFeld00 🇩🇰 823 85 352ms 22 Apr 2022 624th Ailko 🇧🇪 823 85 77ms 5 May 2022 624th tkr-sh 🇰🇵 823 85 27ms 17 May 2022 624th 051 🇸🇬 823 85 21ms 19 Aug 2022 624th trist224 🇫🇷 823 85 79ms 18 Oct 2022 624th Ripick 823 85 20ms 1 Feb 2023 624th jmerle 🇳🇱 823 85 334ms 16 Feb 2023 624th fkantelberg 823 85 22ms 7 Aug 2023 624th minhtrancccp 823 85 61ms 1 Nov 2023 624th wen1now 823 85 29ms 6 Nov 2023 624th elgan65536 823 85 20ms 28 Nov 2023 624th stertooy 🇧🇪 823 85 21ms 14 Jun 2024 624th FranklinJiaChen 823 85 229ms 5 Aug 2024 624th keelimeguy 🇺🇸 823 85 223ms 17 May 2025 624th KasperKivimaeki 🇫🇮 823 85 22ms 2 Jul 2025 641st Shanethegamer 🇺🇸 823 114 54ms 18 Dec 2022 641st Yewzir 🇧🇪 823 114 55ms 14 Jan 2024 643rd sean-niemann 🇺🇸 822 86 3,130ms 30 Oct 2024 644th jared-hughes 821 83 148ms 11 Sep 2023 645th Shanethegamer 🇺🇸 821 168 1,159ms 27 Mar 2025 646th AdrienHache 🇫🇷 819 94 375ms 2 Jun 2023 647th Yewzir 🇧🇪 818 107 42ms 14 Jan 2024 648th snoozingnewt 🇺🇸 817 66 13ms 1 Sep 2024 648th LostSyntax21 🇬🇧 817 66 4ms 8 Jan 2025 650th dokutan 817 82 642ms 24 Dec 2024 651st m-tkach 🇺🇦 817 120 28ms 18 Dec 2023 652nd Mabeloid 🇳🇴 817 122 134ms 13 days ago 653rd edsrzf 🇳🇿 816 88 12ms 7 Jun 2025 654th Shanethegamer 🇺🇸 816 90 2ms 9 Oct 2023 654th MeWhenI 🇻🇦 816 90 2ms 10 Oct 2023 656th Shanethegamer 🇺🇸 816 101 481ms 13 Apr 2023 656th emgordon154 816 101 461ms 26 May 2025 658th Natanaelel 🇸🇪 815 33 66ms 22 Jul 2022 658th SirBogman 🇺🇸 815 33 71ms 10 Sep 2022 660th snoozingnewt 🇺🇸 815 105 80ms 30 Sep 2025 661st kimbo 🇺🇸 815 146 261ms 12 Jan 2023 662nd MeWhenI 🇻🇦 813 71 67ms 5 Apr 2025 663rd janbehrens 🇩🇪 813 73 10ms 20 Sep 2021 663rd didion0 🇺🇸 813 73 46ms 23 Nov 2021 663rd KatieLG 🇬🇧 813 73 13ms 5 Apr 2022 663rd emgordon154 813 73 10ms 7 Nov 2024 667th andre-lameirinhas 🇵🇹 813 86 184ms 4 Nov 2021 667th RYNO8 813 86 87ms 16 Aug 2022 667th LeeCamp 813 86 199ms 15 Jan 2023 667th vishwathg 813 86 369ms 4 Feb 2023 667th cros107 🇦🇺 813 86 244ms 11 Oct 2023 667th logvp 813 86 3,408ms 12 Jan 2024 667th Bmrl7 813 86 12ms 29 Feb 2024 667th Grrisly 813 86 294ms 29 Mar 2024 667th SB-945 813 86 22ms 31 Mar 2024 First Prev 601–675 of 1,991 Next Last