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 Calendar Connect Four 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 Calendar Connect Four 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 MeWhenI 🇻🇦 824 53 151ms 19 Sep 2021 601st GrayJoKing 🇦🇺 824 53 86ms 20 Sep 2021 601st sean-niemann 🇺🇸 824 53 161ms 20 Sep 2021 601st scpchicken 🇵🇼 824 53 141ms 19 Dec 2022 601st Steffan153 🇫🇮 824 53 172ms 27 Jan 2023 601st DialFrost 🇸🇬 824 53 160ms 28 Jan 2023 601st snoozingnewt 🇺🇸 824 53 192ms 1 Sep 2024 601st fuzzylojik-golf 🇺🇸 824 53 102ms 15 Sep 2025 609th Waffle3z 824 58 103ms 19 Sep 2021 609th emgordon154 824 58 57ms 12 Dec 2021 609th jbbarth 🇫🇷 824 58 39ms 5 Nov 2022 612th neihousaigaai 824 72 11ms 2 Oct 2021 612th stefangimmillaro 824 72 19ms 29 Sep 2023 612th two-bad 🇬🇧 824 72 16ms 25 Feb 2024 612th KrausRaus 🇺🇸 824 72 21ms 20 days ago 616th Fishron 823 85 251ms 21 Oct 2021 616th aposteriorist 🇨🇦 823 85 24ms 6 Feb 2022 616th TFeld00 🇩🇰 823 85 352ms 22 Apr 2022 616th Ailko 🇧🇪 823 85 77ms 5 May 2022 616th tkr-sh 🇰🇵 823 85 27ms 17 May 2022 616th 051 🇸🇬 823 85 21ms 19 Aug 2022 616th trist224 🇫🇷 823 85 79ms 18 Oct 2022 616th Ripick 823 85 20ms 1 Feb 2023 616th jmerle 🇳🇱 823 85 334ms 16 Feb 2023 616th fkantelberg 823 85 22ms 7 Aug 2023 616th minhtrancccp 823 85 61ms 1 Nov 2023 616th wen1now 823 85 29ms 6 Nov 2023 616th elgan65536 823 85 20ms 28 Nov 2023 616th stertooy 🇧🇪 823 85 21ms 14 Jun 2024 616th FranklinJiaChen 823 85 229ms 5 Aug 2024 616th keelimeguy 🇺🇸 823 85 223ms 17 May 2025 616th KasperKivimaeki 🇫🇮 823 85 22ms 2 Jul 2025 633rd Shanethegamer 🇺🇸 823 114 66ms 18 Dec 2022 633rd Yewzir 🇧🇪 823 114 63ms 14 Jan 2024 635th andersk 🇺🇸 823 121 125ms 31 Oct 2022 636th sean-niemann 🇺🇸 822 86 3,859ms 30 Oct 2024 637th Shanethegamer 🇺🇸 821 168 975ms 27 Mar 2025 638th jared-hughes 820 83 148ms 11 Sep 2023 639th AdrienHache 🇫🇷 819 94 375ms 2 Jun 2023 640th Yewzir 🇧🇪 818 107 42ms 14 Jan 2024 641st snoozingnewt 🇺🇸 817 66 13ms 1 Sep 2024 641st LostSyntax21 🇬🇧 817 66 4ms 8 Jan 2025 643rd dokutan 817 82 642ms 24 Dec 2024 644th Shanethegamer 🇺🇸 817 90 2ms 9 Oct 2023 644th MeWhenI 🇻🇦 817 90 2ms 10 Oct 2023 646th m-tkach 🇺🇦 817 120 28ms 18 Dec 2023 647th Shanethegamer 🇺🇸 816 101 481ms 13 Apr 2023 647th emgordon154 816 101 461ms 26 May 2025 649th Mabeloid 🇳🇴 816 122 126ms 2 days ago 650th Natanaelel 🇸🇪 815 33 66ms 22 Jul 2022 650th SirBogman 🇺🇸 815 33 71ms 10 Sep 2022 652nd edsrzf 🇳🇿 815 88 12ms 7 Jun 2025 653rd snoozingnewt 🇺🇸 815 105 97ms 30 Sep 2025 654th kimbo 🇺🇸 815 146 293ms 12 Jan 2023 655th MeWhenI 🇻🇦 813 71 67ms 5 Apr 2025 656th janbehrens 🇩🇪 813 73 11ms 20 Sep 2021 656th didion0 🇺🇸 813 73 46ms 23 Nov 2021 656th KatieLG 🇬🇧 813 73 14ms 5 Apr 2022 656th emgordon154 813 73 11ms 7 Nov 2024 660th andre-lameirinhas 🇵🇹 813 86 184ms 4 Nov 2021 660th RYNO8 813 86 87ms 16 Aug 2022 660th LeeCamp 813 86 199ms 15 Jan 2023 660th vishwathg 813 86 369ms 4 Feb 2023 660th cros107 🇦🇺 813 86 244ms 11 Oct 2023 660th logvp 813 86 3,408ms 12 Jan 2024 660th Bmrl7 813 86 12ms 29 Feb 2024 660th Grrisly 813 86 294ms 29 Mar 2024 660th SB-945 813 86 22ms 31 Mar 2024 660th resoNathan 813 86 16ms 18 Jul 2024 660th albanian-laundromat 813 86 20ms 17 Jun 2025 671st Shanethegamer 🇺🇸 813 100 122ms 19 Sep 2021 671st MichalMarsalek 🇨🇿 813 100 127ms 3 Mar 2022 673rd KenanSi 812 32 5ms 24 Feb 2022 673rd ashtraypettingzoo 🇺🇸 812 32 6ms 5 Apr 2023 675th ovs-code 🇩🇪 812 66 11ms 15 Aug 2024 First Prev 601–675 of 1,978 Next Last