Odious Numbers in C in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Tower of Hanoi 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 Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 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 Erlang 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 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 Tower of Hanoi 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 Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 70th solisolu 754 65 2ms 21 days ago 77th giacomogallina 742 66 1ms 16 Oct 2019 77th mamsterla 742 66 2ms 10 Jul 2020 77th Natanaelel 🇸🇪 742 66 1ms 5 Feb 2022 80th urojony 🇵🇱 731 67 1ms 26 Dec 2020 80th c0d3-4-F00d 🇩🇪 731 67 1ms 5 Dec 2021 80th LorenzoDeGaspari 731 67 1ms 7 Jul 2025 80th SurmanPP 731 67 1ms 19 Oct 2025 84th mathb0y512 721 68 2ms 14 Mar 2025 85th boxjelly 710 69 2ms 15 Feb 2021 85th thebuilder6 🇺🇸 710 69 1ms 22 Nov 2021 85th AZTECCO 710 69 1ms 16 Sep 2025 88th Alesun 🇮🇹 700 70 1ms 14 Oct 2019 88th ccecka 700 70 2ms 27 Aug 2021 88th ibexq 700 70 1ms 29 Sep 2022 88th KenanHanke 700 70 1ms 22 Feb 2023 88th Flying-Toast 700 70 1ms 17 Apr 2024 93rd jngbsn 690 71 2ms 28 Jun 2020 93rd keelimeguy 🇺🇸 690 71 1ms 19 Oct 2023 95th Heathcorp 🇦🇺 681 72 2ms 23 Feb 2022 95th Re-Adventures 🇮🇳 681 72 1ms 9 May 2022 95th bac0id 681 72 1ms 26 Sep 2023 95th RealAMC 🇳🇿 681 72 1ms 15 Nov 2023 99th AbhayAravinda 671 73 1ms 26 Jul 2020 100th citsur 662 74 1ms 9 Jun 2019 100th cmayer777 662 74 1ms 21 Oct 2022 100th Szum123321 🇵🇱 662 74 1ms 29 Nov 2023 103rd warmCabin 653 75 2ms 18 Dec 2019 103rd alexjlaberge 653 75 1ms 21 Jul 2020 103rd Bmrl7 653 75 1ms 23 Dec 2023 103rd Mabeloid 🇳🇴 653 75 2ms 22 Oct 2025 107th nyoshe 645 76 1ms 30 Jun 2023 107th namelessiw 645 76 1ms 7 Nov 2023 107th gidHog 645 76 1ms 21 Nov 2023 110th madeve-unipi 636 77 1ms 23 Oct 2019 110th bendapootie 636 77 1ms 8 Jul 2020 110th rchalamala 636 77 1ms 8 Jun 2021 110th tegenton 636 77 1ms 1 Oct 2021 110th Drew-j-Smith 636 77 2ms 11 Apr 2022 110th klixel 🇨🇦 636 77 1ms 21 Jun 2023 110th funnyboy-roks 636 77 1ms 14 Jun 2024 117th rambox11 628 78 1ms 13 Apr 2019 117th osmith93 628 78 1ms 6 Dec 2019 117th ian-h-chamberlain 🇺🇸 628 78 1ms 11 Dec 2019 117th AforAmpere 628 78 1ms 17 Jun 2020 117th ei14 628 78 1ms 18 Jun 2021 117th pyrolitic 🇮🇪 628 78 1ms 8 Apr 2022 117th Ripick 628 78 1ms 9 Nov 2022 117th a-sakharov 628 78 1ms 8 Nov 2023 125th Luca2812 620 79 1ms 2 Oct 2023 125th LHLaurini 🇧🇷 620 79 1ms 1 May 2024 125th rifatx 620 79 2ms 11 Jul 2024 125th mttcrn 620 79 2ms 18 Mar 2025 129th aksyristos 613 80 1ms 23 Jan 2023 129th f-tucker 613 80 1ms 8 Jan 2024 129th CornerMercury 🇬🇧 613 80 2ms 5 Jun 2024 132nd Jonatan6 🇩🇰 605 81 1ms 1 Sep 2021 132nd TornadoCookie 605 81 1ms 8 Mar 2023 134th ramytarchichy 598 82 2ms 22 Jun 2019 134th lukasmoellerch 598 82 1ms 14 Jul 2019 134th jstanley0 598 82 1ms 12 Dec 2020 134th TheHammerBro 598 82 1ms 6 May 2021 138th fynnkroeger 590 83 1ms 13 Jan 2021 139th drkameleon 🇪🇸 583 84 1ms 31 Jan 2020 139th AkashTandon167 583 84 1ms 15 Dec 2020 141st PatrickLove 576 85 1ms 26 Jun 2019 141st KiwiKoder0123 576 85 1ms 22 Oct 2019 143rd wansacis 🇩🇪 570 86 1ms 20 Aug 2021 144th pdewilde 563 87 1ms 18 Oct 2019 145th generot 🇧🇬 557 88 1ms 2 Jul 2020 145th PiterAnnema 557 88 1ms 28 Aug 2020 145th jgbaldwinbrown 557 88 1ms 22 Sep 2021 145th s-gannon 557 88 1ms 3 May 2023 149th chunky 551 89 1ms 2 Oct 2020 149th furokku 551 89 1ms 21 Feb 2021 First Prev 76–150 of 184 Next Last