Niven Numbers 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 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 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 Colors (Inverse) 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 Polygon Triangulations QR Encoder Quadratic Formula 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 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 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 Colors (Inverse) 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 Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 218th inventshah 959 49 26 Jan 2023 218th sean-niemann 🇺🇸 959 49 11 Apr 2023 218th Alex-x90 🇺🇸 959 49 17 Jul 2023 218th rhdqor213 959 49 10 Aug 2023 218th JohandeRuiter 🇳🇱 959 49 22 Oct 2023 218th KasperKivimaeki 🇫🇮 959 49 27 Jan 2024 218th xsot 🇸🇬 959 49 22 May 2024 218th kaurakeksi 🇫🇮 959 49 30 Dec 2024 218th Mukundan314 959 49 28 Apr 2025 218th pardouin 🇫🇷 959 49 5 days ago 236th primo-ppcg 🇹🇭 953 34 19 Dec 2018 236th JayXon 🇺🇸 953 34 25 Feb 2021 236th Lydxn 🇨🇦 953 34 18 Aug 2021 236th Steffan153 🇫🇮 953 34 25 Apr 2023 236th sean-niemann 🇺🇸 953 34 19 Apr 2025 241st primo-ppcg 🇹🇭 950 42 11 May 2018 241st sisyphus-ppcg 🇦🇺 950 42 17 Jun 2021 241st Lydxn 🇨🇦 950 42 7 Apr 2022 241st xsot 🇸🇬 950 42 13 days ago 245th alexkunin 950 43 3 Jul 2019 245th Mazn3k 950 43 9 Sep 2021 245th SpareManiKatti 950 43 11 Sep 2021 245th jared-hughes 950 43 13 Aug 2022 245th AlephSquirrel 950 43 12 Jan 2023 245th ejini6969 950 43 25 Mar 2023 245th KasperKivimaeki 🇫🇮 950 43 26 Feb 2025 252nd prplz 🇦🇺 949 33 23 Mar 2021 252nd JayXon 🇺🇸 949 33 24 Mar 2021 252nd primo-ppcg 🇹🇭 949 33 24 Mar 2021 252nd sisyphus-ppcg 🇦🇺 949 33 3 Apr 2021 252nd Shanethegamer 🇺🇸 949 33 28 May 2021 252nd Lydxn 🇨🇦 949 33 11 Jun 2021 252nd GrayJoKing 🇦🇺 949 33 8 Sep 2021 252nd lynn 949 33 1 Jun 2022 252nd SirBogman 🇺🇸 949 33 10 Aug 2022 252nd Steffan153 🇫🇮 949 33 16 Dec 2022 252nd stefangimmillaro 949 33 17 Dec 2022 252nd sean-niemann 🇺🇸 949 33 4 Jan 2023 252nd DialFrost 🇸🇬 949 33 18 Jan 2023 252nd inventshah 949 33 27 Sep 2023 252nd Yewzir 🇧🇪 949 33 6 Feb 2024 252nd error256 949 33 29 Jul 2024 252nd emgordon154 949 33 12 Nov 2024 252nd pardouin 🇫🇷 949 33 13 Apr 2025 270th primo-ppcg 🇹🇭 947 39 1 Mar 2021 270th GrayJoKing 🇦🇺 947 39 8 Sep 2021 272nd marcin7Cd 946 52 15 Mar 2020 272nd primo-ppcg 🇹🇭 946 52 25 Apr 2020 272nd henkma 946 52 14 Jun 2020 272nd prplz 🇦🇺 946 52 18 Oct 2020 272nd HPWiz 🇳🇿 946 52 12 Nov 2020 272nd JayXon 🇺🇸 946 52 18 Feb 2021 272nd lynn 946 52 22 Mar 2021 272nd Lydxn 🇨🇦 946 52 22 Mar 2021 272nd kops-cg 946 52 7 Apr 2021 272nd xnor-gate 946 52 9 Jun 2021 272nd ssiquoya 🇷🇺 946 52 11 Jun 2021 272nd GrayJoKing 🇦🇺 946 52 7 Oct 2021 272nd annaproxy 946 52 24 Dec 2021 272nd ovs-code 🇩🇪 946 52 16 Feb 2022 272nd Steffan153 🇫🇮 946 52 20 Nov 2022 272nd Shanethegamer 🇺🇸 946 52 8 Mar 2023 272nd sean-niemann 🇺🇸 946 52 4 Jul 2023 272nd Sakisan 🇧🇪 946 52 16 Jul 2023 272nd btnlq 946 52 14 Oct 2023 272nd Yewzir 🇧🇪 946 52 20 Nov 2023 272nd DialFrost 🇸🇬 946 52 4 Aug 2024 272nd pardouin 🇫🇷 946 52 21 Aug 2024 294th JayXon 🇺🇸 946 58 21 Nov 2021 294th Lydxn 🇨🇦 946 58 21 Nov 2021 294th nwellnhof 🇩🇪 946 58 21 Nov 2021 294th btnlq 946 58 10 Mar 2023 294th AdrienHache 🇫🇷 946 58 31 May 2023 294th stefangimmillaro 946 58 21 Aug 2023 294th namelessiw 946 58 12 Dec 2023 Prev 226–300 of 3,696 Next