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 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input 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 ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input 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 451st DialFrost 🇸🇬 840 98 379ms 25 days ago 452nd rucin93 🇵🇱 839 86 2ms 23 days ago 453rd emplv 🇱🇻 838 78 47ms 19 Apr 2024 454th primo-ppcg 🇹🇭 838 82 1ms 22 Sep 2021 454th nwellnhof 🇩🇪 838 82 2ms 22 Sep 2021 454th Attero 🇸🇪 838 82 3ms 23 Dec 2021 454th c0d3-4-F00d 🇩🇪 838 82 3ms 5 Jan 2022 454th snoozingnewt 🇨🇦 838 82 3ms 13 Sep 2025 459th Waffle3z 837 91 2ms 19 Sep 2021 459th primo-ppcg 🇹🇭 837 91 2ms 23 Sep 2021 459th JayXon 🇺🇸 837 91 2ms 3 Oct 2021 459th Lydxn 🇨🇦 837 91 2ms 9 Apr 2022 459th btnlq 837 91 2ms 27 Dec 2022 459th FlyingPenguin223 837 91 2ms 29 Oct 2024 465th jared-hughes 837 181 1,666ms 16 Sep 2025 465th MeWhenI 🇻🇦 837 181 1,677ms 7 Nov 2025 467th dokutan 836 67 590ms 4 Feb 2025 468th Shanethegamer 🇺🇸 836 95 100ms 14 Oct 2022 468th emplv 🇱🇻 836 95 103ms 28 Oct 2022 468th Yewzir 🇧🇪 836 95 102ms 28 Mar 2024 471st stefangimmillaro 836 111 528ms 6 Oct 2025 471st kmathis22 836 111 403ms 22 days ago 471st ethanlally 836 111 366ms 19 days ago 471st dokutan 836 111 411ms 18 days ago 471st snoozingnewt 🇨🇦 836 111 387ms 6 days ago 476th MeWhenI 🇻🇦 836 113 55ms 29 Nov 2022 477th lynn 835 119 148ms 10 Mar 2022 477th ovs-code 🇩🇪 835 119 130ms 23 Jun 2023 477th mousetail 🇳🇱 835 119 131ms 15 Jan 2024 480th rak1507 🇬🇧 834 36 36ms 20 Sep 2021 480th Steffan153 🇫🇮 834 36 325ms 16 Dec 2022 480th ovs-code 🇩🇪 834 36 289ms 31 Dec 2023 483rd Shanethegamer 🇺🇸 833 102 1,305ms 20 Mar 2023 484th primo-ppcg 🇹🇭 832 91 127ms 2 Apr 2022 484th Ripick 832 91 130ms 1 Feb 2023 486th rucin93 🇵🇱 831 64 126ms 6 Sep 2024 487th stackofbears 831 99 460ms 21 Mar 2022 488th albanian-laundromat 831 105 40ms 7 Sep 2025 489th Yewzir 🇧🇪 829 87 2ms 21 days ago 490th Shanethegamer 🇺🇸 828 31 6ms 13 Jan 2022 491st pardouin 🇫🇷 828 83 3ms 8 Oct 2024 491st LostSyntax21 🇬🇧 828 83 3ms 8 Jan 2025 493rd Shanethegamer 🇺🇸 828 114 57ms 18 Dec 2022 493rd Yewzir 🇧🇪 828 114 57ms 14 Jan 2024 495th Shanethegamer 🇺🇸 828 120 123ms 13 Jan 2022 495th MeWhenI 🇻🇦 828 120 126ms 9 May 2023 495th emgordon154 828 120 123ms 14 Mar 2025 498th ovs-code 🇩🇪 828 166 448ms 29 Mar 2025 498th emgordon154 828 166 435ms 21 May 2025 500th MeWhenI 🇻🇦 827 91 119ms 5 Sep 2023 501st prplz 🇦🇺 827 103 122ms 18 Dec 2021 501st dokutan 827 103 81ms 6 Nov 2025 503rd albanian-laundromat 825 73 749ms 23 Sep 2025 504th GrayJoKing 🇦🇺 824 50 89ms 19 Sep 2021 504th janlelis 824 50 86ms 20 Sep 2021 504th JayXon 🇺🇸 824 50 85ms 28 Sep 2021 504th sisyphus-ppcg 🇦🇺 824 50 91ms 6 May 2022 504th radarek 🇵🇱 824 50 77ms 25 May 2022 504th sean-niemann 🇺🇸 824 50 96ms 23 Dec 2024 504th pardouin 🇫🇷 824 50 66ms 9 Apr 2025 504th stefangimmillaro 824 50 84ms 27 May 2025 512th RYNO8 824 72 19ms 28 Sep 2021 512th FlorianCassayre 🇫🇷 824 72 214ms 18 Sep 2023 512th tobeannouncd 824 72 18ms 25 Apr 2025 512th 4atj 824 72 145ms 7 days ago 512th HPWiz 🇳🇿 824 72 142ms 7 days ago 517th inventshah 823 60 1,055ms 29 Sep 2023 517th emgordon154 823 60 821ms 18 Nov 2024 519th albanian-laundromat 823 68 426ms 7 Oct 2025 520th IanUtley 823 92 2,995ms 24 Oct 2023 521st sean-niemann 🇺🇸 823 106 40ms 21 Apr 2023 522nd neihousaigaai 822 72 10ms 2 Oct 2021 522nd stefangimmillaro 822 72 14ms 29 Sep 2023 522nd two-bad 🇬🇧 822 72 13ms 25 Feb 2024 522nd KrausRaus 🇺🇸 822 72 13ms 14 Oct 2025 First Prev 451–525 of 2,019 Next Last