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 74th LorenzoDeGaspari 746 67 2ms 7 Jul 2025 74th SurmanPP 746 67 2ms 4 days ago 78th mathb0y512 735 68 2ms 14 Mar 2025 79th boxjelly 725 69 2ms 15 Feb 2021 79th thebuilder6 🇺🇸 725 69 1ms 22 Nov 2021 79th AZTECCO 725 69 2ms 16 Sep 2025 82nd Alesun 🇮🇹 714 70 2ms 14 Oct 2019 82nd ccecka 714 70 1ms 27 Aug 2021 82nd ibexq 714 70 1ms 29 Sep 2022 82nd KenanHanke 714 70 2ms 22 Feb 2023 82nd Flying-Toast 714 70 2ms 17 Apr 2024 87th jngbsn 704 71 2ms 28 Jun 2020 87th keelimeguy 🇺🇸 704 71 2ms 19 Oct 2023 87th prestosilver 🇺🇸 704 71 2ms 19 Sep 2025 90th Heathcorp 🇦🇺 694 72 1ms 23 Feb 2022 90th Re-Adventures 🇮🇳 694 72 1ms 9 May 2022 90th bac0id 694 72 1ms 26 Sep 2023 90th RealAMC 🇳🇿 694 72 1ms 15 Nov 2023 90th Lv0Sys 🇵🇱 694 72 2ms 31 May 2025 95th AbhayAravinda 685 73 2ms 26 Jul 2020 96th citsur 676 74 1ms 9 Jun 2019 96th cmayer777 676 74 2ms 21 Oct 2022 96th Szum123321 🇵🇱 676 74 2ms 29 Nov 2023 99th warmCabin 667 75 1ms 18 Dec 2019 99th alexjlaberge 667 75 2ms 21 Jul 2020 99th Bmrl7 667 75 1ms 23 Dec 2023 99th Mabeloid 🇳🇴 667 75 2ms 36 hours ago 103rd nyoshe 658 76 2ms 30 Jun 2023 103rd namelessiw 658 76 1ms 7 Nov 2023 103rd gidHog 658 76 2ms 21 Nov 2023 103rd snoozingnewt 🇺🇸 658 76 2ms 14 days ago 107th madeve-unipi 649 77 2ms 23 Oct 2019 107th bendapootie 649 77 1ms 8 Jul 2020 107th rchalamala 649 77 1ms 8 Jun 2021 107th tegenton 649 77 1ms 1 Oct 2021 107th Drew-j-Smith 649 77 1ms 11 Apr 2022 107th klixel 🇨🇦 649 77 1ms 21 Jun 2023 107th funnyboy-roks 649 77 2ms 14 Jun 2024 114th rambox11 641 78 2ms 13 Apr 2019 114th osmith93 641 78 2ms 6 Dec 2019 114th ian-h-chamberlain 🇺🇸 641 78 2ms 11 Dec 2019 114th AforAmpere 641 78 2ms 17 Jun 2020 114th ei14 641 78 2ms 18 Jun 2021 114th pyrolitic 🇮🇪 641 78 2ms 8 Apr 2022 114th Ripick 641 78 1ms 9 Nov 2022 114th a-sakharov 641 78 2ms 8 Nov 2023 122nd Luca2812 633 79 2ms 2 Oct 2023 122nd LHLaurini 🇧🇷 633 79 1ms 1 May 2024 122nd rifatx 633 79 2ms 11 Jul 2024 122nd mttcrn 633 79 2ms 18 Mar 2025 126th aksyristos 625 80 2ms 23 Jan 2023 126th f-tucker 625 80 2ms 8 Jan 2024 126th CornerMercury 🇬🇧 625 80 2ms 5 Jun 2024 129th Jonatan6 🇩🇰 617 81 1ms 1 Sep 2021 129th TornadoCookie 617 81 3ms 8 Mar 2023 131st ramytarchichy 610 82 2ms 22 Jun 2019 131st lukasmoellerch 610 82 1ms 14 Jul 2019 131st jstanley0 610 82 2ms 12 Dec 2020 131st TheHammerBro 610 82 2ms 6 May 2021 135th fynnkroeger 602 83 1ms 13 Jan 2021 136th drkameleon 🇪🇸 595 84 1ms 31 Jan 2020 136th AkashTandon167 595 84 2ms 15 Dec 2020 138th PatrickLove 588 85 1ms 26 Jun 2019 138th KiwiKoder0123 588 85 1ms 22 Oct 2019 140th wansacis 🇩🇪 581 86 1ms 20 Aug 2021 141st pdewilde 575 87 1ms 18 Oct 2019 142nd generot 🇧🇬 568 88 2ms 2 Jul 2020 142nd PiterAnnema 568 88 1ms 28 Aug 2020 142nd jgbaldwinbrown 568 88 1ms 22 Sep 2021 142nd s-gannon 568 88 2ms 3 May 2023 146th chunky 562 89 2ms 2 Oct 2020 146th furokku 562 89 1ms 21 Feb 2021 146th MichaelMBradley 🇨🇦 562 89 2ms 31 Mar 2022 146th Haksell 🇦🇶 562 89 2ms 28 Feb 2023 146th plainoldcheese 🇦🇶 562 89 1ms 23 Mar 2023 First Prev 76–150 of 182 Next Last