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 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 Maze Medal Tally 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 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 Transpose Sentence 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Maze Medal Tally 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 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 Transpose Sentence 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 451st stackofbears 826 99 21 Mar 2022 452nd MeWhenI 🇻🇦 826 113 29 Nov 2022 453rd Natanaelel 🇸🇪 825 82 11 days ago 454th ovs-code 🇩🇪 825 166 29 Mar 2025 455th MeWhenI 🇻🇦 824 91 5 Sep 2023 456th Shanethegamer 🇺🇸 824 120 13 Jan 2022 456th MeWhenI 🇻🇦 824 120 9 May 2023 456th emgordon154 824 120 14 Mar 2025 459th GrayJoKing 🇦🇺 823 50 19 Sep 2021 459th janlelis 823 50 20 Sep 2021 459th JayXon 🇺🇸 823 50 28 Sep 2021 459th sisyphus-ppcg 🇦🇺 823 50 6 May 2022 459th radarek 🇵🇱 823 50 25 May 2022 459th sean-niemann 🇺🇸 823 50 23 Dec 2024 459th pardouin 🇫🇷 823 50 26 days ago 466th inventshah 822 60 29 Sep 2023 466th emgordon154 822 60 18 Nov 2024 468th RYNO8 822 72 28 Sep 2021 468th FlorianCassayre 🇫🇷 822 72 18 Sep 2023 468th albanian-laundromat 822 72 23 days ago 468th tobeannouncd 822 72 10 days ago 472nd prplz 🇦🇺 822 103 18 Dec 2021 473rd sean-niemann 🇺🇸 821 28 22 Jul 2022 473rd lynn 821 28 22 Jul 2022 473rd MeWhenI 🇻🇦 821 28 23 Jul 2022 473rd sisyphus-ppcg 🇦🇺 821 28 24 Jul 2022 473rd jared-hughes 821 28 29 Jul 2022 473rd AlephSquirrel 821 28 30 Dec 2022 473rd Steffan153 🇫🇮 821 28 12 Jan 2023 473rd DialFrost 🇸🇬 821 28 28 Jan 2023 473rd CornerMercury 🇬🇧 821 28 24 Aug 2023 473rd ovs-code 🇩🇪 821 28 2 Feb 2024 473rd snoozingnewt 🇺🇸 821 28 1 Sep 2024 473rd pardouin 🇫🇷 821 28 21 Sep 2024 473rd LostSyntax21 🇬🇧 821 28 8 Jan 2025 473rd edsrzf 🇳🇿 821 28 9 Mar 2025 487th neihousaigaai 820 72 2 Oct 2021 487th stefangimmillaro 820 72 29 Sep 2023 487th two-bad 🇬🇧 820 72 25 Feb 2024 490th IanUtley 820 92 24 Oct 2023 491st sean-niemann 🇺🇸 820 106 21 Apr 2023 492nd emgordon154 820 167 9 Mar 2025 493rd inventshah 819 98 10 Sep 2022 493rd MeWhenI 🇻🇦 819 98 16 Aug 2023 495th Shanethegamer 🇺🇸 819 114 18 Dec 2022 495th Yewzir 🇧🇪 819 114 14 Jan 2024 497th janbehrens 🇩🇪 818 154 20 Sep 2021 498th andersk 🇺🇸 817 121 31 Oct 2022 499th jared-hughes 815 83 11 Sep 2023 500th sean-niemann 🇺🇸 815 92 8 Oct 2024 501st Shanethegamer 🇺🇸 815 168 27 Mar 2025 502nd sean-niemann 🇺🇸 814 86 30 Oct 2024 503rd Yewzir 🇧🇪 813 107 14 Jan 2024 504th Shanethegamer 🇺🇸 812 90 9 Oct 2023 504th MeWhenI 🇻🇦 812 90 10 Oct 2023 506th snoozingnewt 🇺🇸 811 66 1 Sep 2024 506th LostSyntax21 🇬🇧 811 66 8 Jan 2025 508th bizy-coder 811 73 3 Oct 2024 508th Rubiksmath 811 73 19 Oct 2024 510th janbehrens 🇩🇪 809 73 20 Sep 2021 510th didion0 🇺🇸 809 73 23 Nov 2021 510th KatieLG 🇬🇧 809 73 5 Apr 2022 510th emgordon154 809 73 7 Nov 2024 514th Shanethegamer 🇺🇸 809 101 13 Apr 2023 515th MeWhenI 🇻🇦 807 71 5 Apr 2025 516th m-tkach 🇺🇦 807 120 18 Dec 2023 517th ovs-code 🇩🇪 806 66 15 Aug 2024 517th sisyphus-ppcg 🇦🇺 806 66 19 Aug 2024 519th Shanethegamer 🇺🇸 806 93 20 Sep 2021 519th Yewzir 🇧🇪 806 93 27 Mar 2024 521st snyderek 🇺🇸 805 116 6 Oct 2024 522nd jacobly0 🇺🇸 805 181 7 Jan 2024 523rd elgan65536 804 123 5 Mar 2024 524th kimbo 🇺🇸 804 146 12 Jan 2023 525th msbranicky 803 91 11 Oct 2023 Prev 451–525 of 1,772 Next