Happy Numbers (Long) in all languages in chars. 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 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 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 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 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 Chars Time Submitted 451st Waffle3z 837 91 3ms 19 Sep 2021 451st primo-ppcg 🇹🇭 837 91 2ms 23 Sep 2021 451st JayXon 🇺🇸 837 91 3ms 3 Oct 2021 451st Lydxn 🇨🇦 837 91 3ms 9 Apr 2022 451st btnlq 837 91 3ms 27 Dec 2022 451st FlyingPenguin223 837 91 2ms 29 Oct 2024 457th jared-hughes 837 181 1,584ms 16 Sep 2025 457th MeWhenI 🇻🇦 837 181 1,567ms 15 days ago 459th dokutan 836 67 582ms 4 Feb 2025 460th Shanethegamer 🇺🇸 836 95 101ms 14 Oct 2022 460th emplv 🇱🇻 836 95 103ms 28 Oct 2022 460th Yewzir 🇧🇪 836 95 105ms 28 Mar 2024 463rd stefangimmillaro 836 111 338ms 6 Oct 2025 463rd kmathis22 836 111 345ms 3 days ago 463rd ethanlally 836 111 353ms 18 hours ago 463rd dokutan 836 111 347ms 29 mins ago 467th Irratix 🇳🇱 835 112 62ms 3 Jan 2022 468th lynn 835 119 150ms 10 Mar 2022 468th ovs-code 🇩🇪 835 119 130ms 23 Jun 2023 468th mousetail 🇳🇱 835 119 134ms 15 Jan 2024 471st rak1507 🇬🇧 834 36 37ms 20 Sep 2021 471st Steffan153 🇫🇮 834 36 216ms 16 Dec 2022 471st ovs-code 🇩🇪 834 36 208ms 31 Dec 2023 474th Shanethegamer 🇺🇸 833 102 1,350ms 20 Mar 2023 475th primo-ppcg 🇹🇭 832 91 126ms 2 Apr 2022 475th Ripick 832 91 126ms 1 Feb 2023 477th rucin93 🇵🇱 831 64 134ms 6 Sep 2024 478th albanian-laundromat 831 105 45ms 7 Sep 2025 479th stackofbears 830 99 460ms 21 Mar 2022 480th Yewzir 🇧🇪 829 87 2ms 3 days ago 481st Shanethegamer 🇺🇸 828 31 6ms 13 Jan 2022 482nd pardouin 🇫🇷 828 83 3ms 8 Oct 2024 482nd LostSyntax21 🇬🇧 828 83 3ms 8 Jan 2025 484th MeWhenI 🇻🇦 828 113 57ms 29 Nov 2022 485th Shanethegamer 🇺🇸 828 120 116ms 13 Jan 2022 485th MeWhenI 🇻🇦 828 120 124ms 9 May 2023 485th emgordon154 828 120 130ms 14 Mar 2025 488th ovs-code 🇩🇪 828 166 708ms 29 Mar 2025 488th emgordon154 828 166 696ms 21 May 2025 490th MeWhenI 🇻🇦 827 91 119ms 5 Sep 2023 491st prplz 🇦🇺 827 103 115ms 18 Dec 2021 491st dokutan 827 103 81ms 17 days ago 493rd albanian-laundromat 825 73 759ms 23 Sep 2025 494th RYNO8 824 72 20ms 28 Sep 2021 494th FlorianCassayre 🇫🇷 824 72 218ms 18 Sep 2023 494th tobeannouncd 824 72 19ms 25 Apr 2025 497th GrayJoKing 🇦🇺 823 50 95ms 19 Sep 2021 497th janlelis 823 50 93ms 20 Sep 2021 497th JayXon 🇺🇸 823 50 94ms 28 Sep 2021 497th sisyphus-ppcg 🇦🇺 823 50 94ms 6 May 2022 497th radarek 🇵🇱 823 50 85ms 25 May 2022 497th sean-niemann 🇺🇸 823 50 113ms 23 Dec 2024 497th pardouin 🇫🇷 823 50 71ms 9 Apr 2025 497th stefangimmillaro 823 50 99ms 27 May 2025 505th inventshah 823 60 1,055ms 29 Sep 2023 505th emgordon154 823 60 821ms 18 Nov 2024 507th albanian-laundromat 823 68 377ms 7 Oct 2025 508th IanUtley 823 92 3,264ms 24 Oct 2023 509th sean-niemann 🇺🇸 823 106 43ms 21 Apr 2023 510th neihousaigaai 822 72 10ms 2 Oct 2021 510th stefangimmillaro 822 72 14ms 29 Sep 2023 510th two-bad 🇬🇧 822 72 14ms 25 Feb 2024 510th KrausRaus 🇺🇸 822 72 17ms 14 Oct 2025 514th inventshah 822 98 543ms 10 Sep 2022 514th MeWhenI 🇻🇦 822 98 12ms 16 Aug 2023 516th sean-niemann 🇺🇸 821 28 75ms 22 Jul 2022 516th lynn 821 28 63ms 22 Jul 2022 516th MeWhenI 🇻🇦 821 28 78ms 23 Jul 2022 516th sisyphus-ppcg 🇦🇺 821 28 59ms 24 Jul 2022 516th jared-hughes 821 28 55ms 29 Jul 2022 516th AlephSquirrel 821 28 66ms 30 Dec 2022 516th Steffan153 🇫🇮 821 28 61ms 12 Jan 2023 516th DialFrost 🇸🇬 821 28 66ms 28 Jan 2023 516th CornerMercury 🇬🇧 821 28 70ms 24 Aug 2023 516th ovs-code 🇩🇪 821 28 63ms 2 Feb 2024 First Prev 451–525 of 1,991 Next Last