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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 365th Shanethegamer 🇺🇸 942 42 463ms 24 Mar 2024 365th pardouin 🇫🇷 942 42 396ms 11 Jul 2024 365th MeWhenI 🇻🇦 942 42 403ms 13 Jul 2024 365th b-illy 🇬🇧 942 42 415ms 7 Sep 2024 365th emgordon154 942 42 354ms 10 Oct 2024 365th fuzzylojik-golf 🇺🇸 942 42 372ms 3 Jul 2025 365th ovs-code 🇩🇪 942 42 400ms 15 Jul 2025 365th kg583 🇺🇸 942 42 404ms 26 Jul 2025 384th prplz 🇦🇺 941 61 135ms 13 Jan 2022 384th GrayJoKing 🇦🇺 941 61 130ms 13 Jan 2022 384th JayXon 🇺🇸 941 61 121ms 13 Jan 2022 384th Lydxn 🇨🇦 941 61 126ms 13 Jan 2022 384th primo-ppcg 🇹🇭 941 61 146ms 14 Jan 2022 384th sisyphus-ppcg 🇦🇺 941 61 141ms 17 Jan 2022 384th lynn 941 61 166ms 10 Mar 2022 384th Bubbler-4 941 61 127ms 8 Aug 2022 384th MeWhenI 🇻🇦 941 61 137ms 10 Oct 2022 384th clockworknazo 941 61 135ms 12 Oct 2022 384th andersk 🇺🇸 941 61 120ms 22 Oct 2022 384th Steffan153 🇫🇮 941 61 130ms 17 Nov 2022 384th stefangimmillaro 941 61 124ms 25 Nov 2022 384th sean-niemann 🇺🇸 941 61 138ms 17 Jan 2023 384th DialFrost 🇸🇬 941 61 150ms 18 Jan 2023 384th rucin93 🇵🇱 941 61 143ms 23 Jan 2023 384th Shanethegamer 🇺🇸 941 61 134ms 8 Mar 2023 384th ovs-code 🇩🇪 941 61 157ms 20 Jun 2023 384th Yewzir 🇧🇪 941 61 139ms 23 Sep 2023 384th Betuaredead 941 61 116ms 11 Nov 2023 384th elgan65536 941 61 147ms 5 Mar 2024 384th pardouin 🇫🇷 941 61 132ms 22 Aug 2024 384th nullie 941 61 145ms 18 Dec 2024 384th acotis 941 61 147ms 26 Jan 2025 384th emgordon154 941 61 144ms 18 Feb 2025 384th fuzzylojik-golf 🇺🇸 941 61 133ms 17 Jun 2025 384th edsrzf 🇳🇿 941 61 147ms 26 Jul 2025 384th qpwoeirut 941 61 145ms 16 Aug 2025 384th kumavale 941 61 136ms 17 Aug 2025 384th albanian-laundromat 941 61 135ms 24 Sep 2025 414th primo-ppcg 🇹🇭 940 50 2ms 18 Feb 2021 414th michael-pruglo 🇺🇦 940 50 2ms 13 Jul 2022 414th ovs-code 🇩🇪 940 50 1ms 8 Oct 2023 414th 09cf 940 50 2ms 3 Dec 2023 414th Mandrzejy 🇵🇱 940 50 2ms 17 Apr 2024 414th qwertyuiop3 🇷🇺 940 50 3ms 14 May 2025 414th b-illy 🇬🇧 940 50 2ms 5 Jun 2025 421st Lydxn 🇨🇦 940 68 59ms 1 Jan 2022 421st prplz 🇦🇺 940 68 56ms 1 Jan 2022 421st JayXon 🇺🇸 940 68 59ms 5 Jan 2022 421st sisyphus-ppcg 🇦🇺 940 68 64ms 23 Mar 2022 421st nwellnhof 🇩🇪 940 68 52ms 8 Aug 2022 421st Steffan153 🇫🇮 940 68 62ms 17 Nov 2022 421st inventshah 940 68 61ms 26 Jan 2023 421st sean-niemann 🇺🇸 940 68 64ms 11 Apr 2023 421st Alex-x90 🇺🇸 940 68 62ms 17 Jul 2023 421st xsot 🇸🇬 940 68 61ms 22 May 2024 421st KasperKivimaeki 🇫🇮 940 68 54ms 15 Feb 2025 421st pardouin 🇫🇷 940 68 60ms 31 May 2025 421st fuzzylojik-golf 🇺🇸 940 68 61ms 14 Jul 2025 434th edre 939 46 11ms 15 May 2018 434th davitf 939 46 9ms 24 Oct 2018 434th rschwa6308 🇺🇸 939 46 11ms 4 Apr 2019 434th zbreit 🇺🇸 939 46 9ms 4 Apr 2019 434th petar-donchev 939 46 10ms 24 Aug 2019 434th daedals 939 46 9ms 15 Oct 2019 434th teafork 939 46 10ms 9 Feb 2020 434th andersk 🇺🇸 939 46 12ms 19 Mar 2020 434th Attero 🇸🇪 939 46 10ms 26 Mar 2020 434th dmoa 939 46 9ms 10 Jul 2020 434th hashkitten 939 46 10ms 24 Sep 2020 434th Dazza314 🇬🇧 939 46 10ms 7 Nov 2020 434th janbehrens 🇩🇪 939 46 11ms 8 Dec 2020 434th btjones0 939 46 9ms 27 Dec 2020 434th OllieBoyne 🇬🇧 939 46 12ms 6 Feb 2021 434th vezzick 939 46 10ms 5 Mar 2021 434th RDShah 939 46 13ms 15 Apr 2021 First Prev 376–450 of 4,029 Next Last