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 Mandelbrot 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 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 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 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 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 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 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 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 223rd prplz 🇦🇺 959 49 8 Jul 2021 223rd JayXon 🇺🇸 959 49 5 Jan 2022 223rd nwellnhof 🇩🇪 959 49 8 Aug 2022 223rd saito-ta 🇯🇵 959 49 9 Aug 2022 223rd Steffan153 🇫🇮 959 49 17 Nov 2022 223rd inventshah 959 49 26 Jan 2023 223rd sean-niemann 🇺🇸 959 49 11 Apr 2023 223rd Alex-x90 🇺🇸 959 49 17 Jul 2023 223rd rhdqor213 959 49 10 Aug 2023 223rd JohandeRuiter 🇳🇱 959 49 22 Oct 2023 223rd KasperKivimaeki 🇫🇮 959 49 27 Jan 2024 223rd xsot 🇸🇬 959 49 22 May 2024 223rd kaurakeksi 🇫🇮 959 49 30 Dec 2024 223rd Mukundan314 959 49 28 Apr 2025 223rd pardouin 🇫🇷 959 49 31 May 2025 241st primo-ppcg 🇹🇭 953 34 19 Dec 2018 241st JayXon 🇺🇸 953 34 25 Feb 2021 241st Lydxn 🇨🇦 953 34 18 Aug 2021 241st Steffan153 🇫🇮 953 34 25 Apr 2023 241st sean-niemann 🇺🇸 953 34 19 Apr 2025 246th prplz 🇦🇺 950 33 23 Mar 2021 246th JayXon 🇺🇸 950 33 24 Mar 2021 246th primo-ppcg 🇹🇭 950 33 24 Mar 2021 246th sisyphus-ppcg 🇦🇺 950 33 3 Apr 2021 246th Shanethegamer 🇺🇸 950 33 28 May 2021 246th Lydxn 🇨🇦 950 33 11 Jun 2021 246th GrayJoKing 🇦🇺 950 33 8 Sep 2021 246th lynn 950 33 1 Jun 2022 246th SirBogman 🇺🇸 950 33 10 Aug 2022 246th Steffan153 🇫🇮 950 33 16 Dec 2022 246th stefangimmillaro 950 33 17 Dec 2022 246th sean-niemann 🇺🇸 950 33 4 Jan 2023 246th DialFrost 🇸🇬 950 33 18 Jan 2023 246th inventshah 950 33 27 Sep 2023 246th Yewzir 🇧🇪 950 33 6 Feb 2024 246th error256 950 33 29 Jul 2024 246th emgordon154 950 33 12 Nov 2024 246th pardouin 🇫🇷 950 33 13 Apr 2025 264th primo-ppcg 🇹🇭 950 42 11 May 2018 264th sisyphus-ppcg 🇦🇺 950 42 17 Jun 2021 264th Lydxn 🇨🇦 950 42 7 Apr 2022 264th xsot 🇸🇬 950 42 23 May 2025 268th alexkunin 950 43 3 Jul 2019 268th Mazn3k 950 43 9 Sep 2021 268th SpareManiKatti 950 43 11 Sep 2021 268th jared-hughes 950 43 13 Aug 2022 268th AlephSquirrel 950 43 12 Jan 2023 268th ejini6969 950 43 25 Mar 2023 268th KasperKivimaeki 🇫🇮 950 43 26 Feb 2025 275th primo-ppcg 🇹🇭 947 39 1 Mar 2021 275th GrayJoKing 🇦🇺 947 39 8 Sep 2021 277th JayXon 🇺🇸 947 58 21 Nov 2021 277th Lydxn 🇨🇦 947 58 21 Nov 2021 277th nwellnhof 🇩🇪 947 58 21 Nov 2021 277th btnlq 947 58 10 Mar 2023 277th AdrienHache 🇫🇷 947 58 31 May 2023 277th stefangimmillaro 947 58 21 Aug 2023 277th namelessiw 947 58 12 Dec 2023 277th Yax42 🇫🇷 947 58 9 Feb 2025 285th marcin7Cd 946 52 15 Mar 2020 285th primo-ppcg 🇹🇭 946 52 25 Apr 2020 285th henkma 946 52 14 Jun 2020 285th prplz 🇦🇺 946 52 18 Oct 2020 285th HPWiz 🇳🇿 946 52 12 Nov 2020 285th JayXon 🇺🇸 946 52 18 Feb 2021 285th lynn 946 52 22 Mar 2021 285th Lydxn 🇨🇦 946 52 22 Mar 2021 285th kops-cg 946 52 7 Apr 2021 285th xnor-gate 946 52 9 Jun 2021 285th ssiquoya 🇷🇺 946 52 11 Jun 2021 285th GrayJoKing 🇦🇺 946 52 7 Oct 2021 285th annaproxy 946 52 24 Dec 2021 285th ovs-code 🇩🇪 946 52 16 Feb 2022 285th Steffan153 🇫🇮 946 52 20 Nov 2022 285th Shanethegamer 🇺🇸 946 52 8 Mar 2023 Prev 226–300 of 3,747 Next