Odious Numbers in C in bytes. 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 Bytes Time Submitted 1st KasperKivimaeki 🇫🇮 1,000 50 2ms 18 Dec 2024 2nd primo-ppcg 🇹🇭 980 51 1ms 5 Oct 2020 2nd Lydxn 🇨🇦 980 51 2ms 26 May 2021 2nd sean-niemann 🇺🇸 980 51 2ms 28 Feb 2023 2nd Steffan153 🇫🇮 980 51 2ms 6 Mar 2023 2nd rhdqor213 980 51 896ms 14 Sep 2023 2nd rucin93 🇵🇱 980 51 2ms 18 Oct 2023 2nd orthoplex 🇨🇽 980 51 2ms 14 Apr 2024 9th nwellnhof 🇩🇪 962 52 2ms 4 Oct 2020 9th JayXon 🇺🇸 962 52 2ms 24 Nov 2020 9th GrayJoKing 🇦🇺 962 52 2ms 6 Jul 2021 9th emplv 🇱🇻 962 52 1ms 28 Apr 2022 9th sisyphus-ppcg 🇦🇺 962 52 1,775ms 24 Nov 2022 9th stefangimmillaro 962 52 2ms 12 Jun 2023 9th ovs-code 🇩🇪 962 52 1ms 25 Aug 2023 9th DialFrost 🇸🇬 962 52 2ms 16 Jan 2024 9th Herbert00709 🇵🇱 962 52 2ms 14 Apr 2024 9th MostParsingVex 962 52 2ms 26 Aug 2024 9th tigerdan2 🇩🇪 962 52 2ms 9 Jan 2025 9th fuzzylojik-golf 🇺🇸 962 52 2ms 20 Aug 2025 21st prplz 🇦🇺 943 53 1ms 6 Mar 2019 21st Attero 🇸🇪 943 53 1ms 26 Apr 2020 21st janbehrens 🇩🇪 943 53 1ms 26 Sep 2020 21st Irratix 🇳🇱 943 53 1ms 9 Oct 2020 21st inventshah 943 53 34ms 8 May 2021 21st m-tkach 🇺🇦 943 53 2ms 5 Oct 2021 21st MeWhenI 🇻🇦 943 53 1ms 13 Oct 2021 21st solmyr2000 943 53 1ms 20 Jun 2022 21st michael-pruglo 🇺🇦 943 53 1ms 14 Jul 2022 21st Alex-x90 🇺🇸 943 53 2ms 29 Jul 2022 21st jared-hughes 943 53 2ms 8 Sep 2022 21st AlephSquirrel 943 53 2ms 7 Jan 2023 21st 09cf 943 53 6ms 11 Oct 2023 21st Yewzir 🇧🇪 943 53 1ms 14 Oct 2023 21st JohandeRuiter 🇳🇱 943 53 2ms 6 Nov 2023 21st Betuaredead 943 53 2ms 11 Nov 2023 21st AdrienHache 🇫🇷 943 53 2ms 17 Dec 2023 21st Mandrzejy 🇵🇱 943 53 2ms 14 Apr 2024 21st pardouin 🇫🇷 943 53 2ms 23 Aug 2024 21st emgordon154 943 53 2ms 25 Nov 2024 41st kaurakeksi 🇫🇮 926 54 2ms 1 Jan 2025 42nd TomatOid 909 55 2ms 22 Feb 2021 42nd ZakkkkAttackkkk 🇵🇭 909 55 2ms 27 Jul 2022 42nd Yax42 🇫🇷 909 55 2ms 12 days ago 45th isaiah0311 893 56 1ms 16 Feb 2023 45th Babafaba 893 56 2ms 8 days ago 47th nexaitch 877 57 2ms 7 Jul 2020 47th NewDefectus 🇮🇱 877 57 1ms 11 Feb 2021 47th madex 🇩🇪 877 57 1ms 28 Jul 2021 47th retrohun 877 57 1ms 28 Dec 2022 47th annaproxy 877 57 2ms 8 Jan 2023 47th Shanethegamer 🇺🇸 877 57 1ms 22 Mar 2023 47th elgan65536 877 57 1ms 15 Apr 2024 47th luuumine 🇫🇷 877 57 2ms 18 hours ago 55th dokutan 847 59 1ms 24 Mar 2024 56th filharmonista 833 60 2ms 13 Mar 2020 56th roavin 833 60 2ms 9 May 2022 56th not-a-pokemon 833 60 2ms 9 Sep 2025 59th Anonymousellama21 820 61 2ms 10 Jan 2022 60th gastropner 806 62 1ms 6 Jan 2021 60th guliyevemil1 🇦🇿 806 62 2ms 3 Feb 2021 60th tsunderu 🇯🇵 806 62 1ms 1 Sep 2021 63rd pandapawskat 794 63 2ms 9 Sep 2021 64th Vinterion 781 64 2ms 17 Jun 2024 65th djeedjay 🇳🇱 769 65 1ms 26 Oct 2020 65th Giga-Bowser 769 65 2ms 20 Dec 2021 65th CatsAreFluffy 769 65 2ms 19 Feb 2023 65th viitanet 769 65 2ms 22 Oct 2023 65th 5quiwyrm 769 65 2ms 1 Sep 2025 65th iczelia 🇩🇪 769 65 2ms 7 days ago 71st giacomogallina 758 66 2ms 16 Oct 2019 71st mamsterla 758 66 2ms 10 Jul 2020 71st Natanaelel 🇸🇪 758 66 2ms 5 Feb 2022 74th urojony 🇵🇱 746 67 2ms 26 Dec 2020 74th c0d3-4-F00d 🇩🇪 746 67 1ms 5 Dec 2021 1–75 of 182 Next Last