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 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 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 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 437th OllieBoyne 🇬🇧 939 46 12ms 6 Feb 2021 437th vezzick 939 46 10ms 5 Mar 2021 437th RDShah 939 46 13ms 15 Apr 2021 437th urojony 🇵🇱 939 46 10ms 27 May 2021 437th MarcMush 🇫🇷 939 46 10ms 29 Jun 2021 437th Fishron 939 46 13ms 19 Oct 2021 437th Indivicivet 939 46 10ms 24 Oct 2021 437th StefanHabel 🇨🇦 939 46 10ms 14 Dec 2021 437th ZakkkkAttackkkk 🇵🇭 939 46 11ms 20 Dec 2021 437th Irratix 🇳🇱 939 46 9ms 17 Apr 2022 437th k3w1k0d3r 939 46 10ms 25 Jun 2022 437th 051 🇸🇬 939 46 10ms 8 Aug 2022 437th TobyBoyne 🇬🇧 939 46 10ms 12 Aug 2022 437th MichalMarsalek 🇨🇿 939 46 13ms 29 Aug 2022 437th JaimeCoderIO 939 46 11ms 29 Sep 2022 437th IshanPanpaliya 939 46 9ms 19 Oct 2022 437th FlorianCassayre 🇫🇷 939 46 10ms 6 Nov 2022 437th thehylian 939 46 12ms 30 Dec 2022 437th Techdude01 939 46 10ms 18 Jan 2023 437th SirFireball3521 939 46 11ms 9 Feb 2023 437th scpchicken 🇵🇼 939 46 12ms 22 Feb 2023 437th kellantech 939 46 10ms 2 Jun 2023 437th lillian314159 939 46 10ms 13 Jul 2023 437th Alex-x90 🇺🇸 939 46 13ms 17 Jul 2023 437th AlexanderFair 939 46 13ms 24 Jul 2023 437th gXLg 🇩🇪 939 46 10ms 23 Sep 2023 437th ridingqwerty 🇺🇸 939 46 10ms 22 Dec 2023 437th bzijlema 🇳🇱 939 46 10ms 12 Jan 2024 437th jhu04 939 46 10ms 18 Jan 2024 437th bob-th 939 46 10ms 2 Feb 2024 437th Bmrl7 939 46 10ms 21 Feb 2024 437th elgan65536 939 46 10ms 5 Mar 2024 437th Lewenhaupt 939 46 10ms 22 Mar 2024 437th jmfk 939 46 9ms 22 Mar 2024 437th jtaxen 939 46 9ms 5 Apr 2024 437th dokutan 939 46 10ms 30 Apr 2024 437th 5cw 🇺🇸 939 46 10ms 5 May 2024 437th bizy-coder 939 46 11ms 15 Aug 2024 437th jatloe 939 46 9ms 26 Aug 2024 437th croc54 939 46 10ms 18 Nov 2024 437th lifthrasiir 🇰🇷 939 46 10ms 3 Dec 2024 437th ryyyn 🇺🇸 939 46 10ms 14 Jan 2025 437th andrewjc2000 939 46 10ms 3 Mar 2025 437th plcc0 939 46 11ms 5 Mar 2025 437th keelimeguy 🇺🇸 939 46 9ms 6 May 2025 437th Artemis21 🇬🇧 939 46 10ms 23 May 2025 437th dirckvdende 939 46 10ms 20 Jul 2025 437th qpwoeirut 939 46 9ms 13 Aug 2025 437th InigoK 🇺🇸 939 46 10ms 8 Sep 2025 437th blaztoma 🇱🇹 939 46 9ms 15 Sep 2025 437th ahmetdemirag 🇨🇾 939 46 9ms 1 Oct 2025 437th luuumine 🇫🇷 939 46 10ms 26 days ago 437th snoozingnewt 🇺🇸 939 46 11ms 24 days ago 437th butnaruteodor 939 46 9ms 13 days ago 505th rak1507 🇬🇧 938 21 2ms 12 Jan 2022 505th Garklein 🇨🇦 938 21 2ms 15 Jan 2022 505th Bubbler-4 938 21 2ms 16 Jan 2022 505th HPWiz 🇳🇿 938 21 2ms 18 Jan 2022 505th GrayJoKing 🇦🇺 938 21 2ms 2 Feb 2022 505th lynn 938 21 3ms 2 Jun 2022 505th shadowninja55 🇺🇸 938 21 2ms 28 Dec 2022 505th DialFrost 🇸🇬 938 21 2ms 2 Feb 2024 505th SirBogman 🇺🇸 938 21 2ms 12 Feb 2024 505th bstrat 938 21 2ms 5 Aug 2024 505th copy 938 21 2ms 16 Aug 2024 505th zacjl 938 21 2ms 17 Aug 2024 505th Steffan153 🇫🇮 938 21 2ms 18 Aug 2024 505th sean-niemann 🇺🇸 938 21 2ms 11 Apr 2025 505th pardouin 🇫🇷 938 21 3ms 15 Apr 2025 505th fuzzylojik-golf 🇺🇸 938 21 2ms 6 Sep 2025 521st sisyphus-ppcg 🇦🇺 937 33 4ms 12 Aug 2024 521st ovs-code 🇩🇪 937 33 5ms 20 Aug 2024 521st emgordon154 937 33 4ms 15 Nov 2024 524th primo-ppcg 🇹🇭 937 44 80ms 18 Jan 2020 524th prplz 🇦🇺 937 44 80ms 15 Aug 2020 First Prev 451–525 of 4,059 Next Last