Happy Numbers (Long) 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 Continued Fractions 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus 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 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 ><> ALGOL 68 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 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 ><> ALGOL 68 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 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 Continued Fractions 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus 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 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 555th Steffan153 🇫🇮 821 28 60ms 12 Jan 2023 555th DialFrost 🇸🇬 821 28 62ms 28 Jan 2023 555th CornerMercury 🇬🇧 821 28 62ms 24 Aug 2023 555th ovs-code 🇩🇪 821 28 69ms 2 Feb 2024 555th snoozingnewt 🇨🇦 821 28 62ms 1 Sep 2024 555th pardouin 🇫🇷 821 28 59ms 21 Sep 2024 555th LostSyntax21 🇬🇧 821 28 61ms 8 Jan 2025 555th edsrzf 🇳🇿 821 28 61ms 9 Mar 2025 555th CaedenHarper 🇨🇦 821 28 63ms 14 Jul 2025 555th fuzzylojik-golf 🇺🇸 821 28 67ms 9 Sep 2025 555th blaztoma 🇱🇹 821 28 75ms 26 Dec 2025 572nd andersk 🇺🇸 821 121 133ms 31 Oct 2022 573rd sean-niemann 🇺🇸 818 92 100ms 8 Oct 2024 574th emplv 🇱🇻 818 148 24ms 29 Jun 2022 575th Shanethegamer 🇺🇸 818 168 1,418ms 27 Mar 2025 576th jared-hughes 817 83 126ms 11 Sep 2023 577th sean-niemann 🇺🇸 817 86 2,265ms 30 Oct 2024 578th Shanethegamer 🇺🇸 815 101 436ms 13 Apr 2023 578th emgordon154 815 101 469ms 26 May 2025 580th Yewzir 🇧🇪 815 107 39ms 14 Jan 2024 581st snyderek 🇺🇸 815 116 57ms 6 Oct 2024 582nd m-tkach 🇺🇦 815 120 27ms 18 Dec 2023 583rd Mabeloid 🇳🇴 814 122 127ms 31 Oct 2025 583rd CaedenHarper 🇨🇦 814 122 124ms 1 Dec 2025 583rd elgan65536 🇺🇸 814 122 129ms 27 days ago 586th bizy-coder 813 73 167ms 3 Oct 2024 586th Rubiksmath 813 73 155ms 19 Oct 2024 586th Seek64 🇩🇪 813 73 166ms 4 Dec 2025 589th albanian-laundromat 813 149 27ms 28 Dec 2025 590th snoozingnewt 🇨🇦 812 105 77ms 30 Sep 2025 591st janbehrens 🇩🇪 811 73 11ms 20 Sep 2021 591st didion0 🇺🇸 811 73 41ms 23 Nov 2021 591st KatieLG 🇬🇧 811 73 14ms 5 Apr 2022 591st emgordon154 811 73 10ms 7 Nov 2024 595th edsrzf 🇳🇿 811 88 11ms 7 Jun 2025 596th Shanethegamer 🇺🇸 810 93 118ms 20 Sep 2021 596th Yewzir 🇧🇪 810 93 105ms 27 Mar 2024 598th AdrienHache 🇫🇷 808 94 462ms 2 Jun 2023 598th billings7 🇬🇧 808 94 436ms 21 May 2024 600th GolfingSuccess 🇬🇷 808 117 59ms 19 Mar 2025 601st MeWhenI 🇻🇦 807 71 64ms 5 Apr 2025 602nd kimbo 🇺🇸 807 146 295ms 12 Jan 2023 603rd AlephSquirrel 806 104 4ms 6 Aug 2024 604th GrayJoKing 🇦🇺 805 94 157ms 23 Oct 2023 604th MeWhenI 🇻🇦 805 94 58ms 9 May 2024 606th Shanethegamer 🇺🇸 805 100 11ms 10 Sep 2022 606th albanian-laundromat 805 100 11ms 24 Dec 2025 608th MeWhenI 🇻🇦 804 90 2ms 10 Oct 2023 609th frankgraziano 804 232 37ms 31 Oct 2025 610th xnor-gate 802 74 150ms 23 Oct 2023 610th csharpython 802 74 20ms 17 Jul 2025 612th AlephSquirrel 802 89 13ms 20 Apr 2023 613th Steffan153 🇫🇮 801 95 21ms 21 Feb 2023 613th Waffle3z 801 95 2ms 26 Dec 2025 615th tailorspy 801 118 62ms 22 Sep 2024 615th dokutan 801 118 62ms 6 Nov 2025 617th jared-hughes 801 124 135ms 10 Nov 2022 617th Re-Adventures 🇮🇳 801 124 137ms 22 Jun 2023 619th Shanethegamer 🇺🇸 800 31 6ms 13 Jan 2022 620th c0d3-4-F00d 🇩🇪 800 74 12ms 5 Jan 2022 620th Maznek 800 74 11ms 19 Jun 2023 620th thisishowmymindworks 🇳🇴 800 74 111ms 9 Jun 2024 620th snoozingnewt 🇨🇦 800 74 11ms 1 Sep 2024 620th blaztoma 🇱🇹 800 74 11ms 23 Nov 2025 625th snoozingnewt 🇨🇦 799 66 14ms 1 Sep 2024 625th LostSyntax21 🇬🇧 799 66 3ms 8 Jan 2025 627th clockworknazo 798 83 13ms 13 Oct 2022 627th ovs-code 🇩🇪 798 83 13ms 7 Feb 2023 629th brimstonetrader 798 85 122ms 26 Jan 2024 630th inventshah 798 158 415ms 8 Sep 2022 631st Natanaelel 🇸🇪 796 72 71ms 26 Sep 2023 632nd snoozingnewt 🇨🇦 796 148 284ms 4 Feb 2024 633rd msbranicky 795 91 3ms 11 Oct 2023 634th Herbert00709 🇵🇱 795 119 59ms 4 Sep 2024 634th error256 795 119 61ms 13 days ago 636th dokutan 794 67 214ms 4 Feb 2025 637th Alessandro-Balconi 🇮🇹 794 77 86ms 14 Jul 2023 638th MeWhenI 🇻🇦 794 100 109ms 15 Oct 2022 639th Shanethegamer 🇺🇸 793 29 79ms 22 Jul 2022 640th primo-ppcg 🇹🇭 793 61 1,387ms 9 Feb 2022 First Prev 561–640 of 2,074 Next Last