The Calendar hole will go live in approximately 5 days. Why not try and solve it ahead of time?
Odious Numbers in Julia 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 1st JayXon 🇺🇸 1,000 33 297ms 8 Mar 2021 1st Lydxn 🇨🇦 1,000 33 383ms 15 Sep 2022 1st antimon2 🇯🇵 1,000 33 380ms 11 Jul 2024 1st Steffan153 🇫🇮 1,000 33 338ms 6 Aug 2024 1st sean-niemann 🇺🇸 1,000 33 355ms 25 Oct 2024 6th sisyphus-ppcg 🇦🇺 971 34 282ms 24 Jan 2023 6th Shanethegamer 🇺🇸 971 34 266ms 22 Mar 2023 6th ovs-code 🇩🇪 971 34 284ms 12 Mar 2024 9th ETHproductions 🇺🇸 917 36 262ms 16 Aug 2019 9th primo-ppcg 🇹🇭 917 36 261ms 10 Oct 2020 11th HPWiz 🇳🇿 892 37 277ms 14 Feb 2021 11th MeWhenI 🇻🇦 892 37 250ms 5 Aug 2023 11th pardouin 🇫🇷 892 37 373ms 5 Sep 2024 11th alemelis 892 37 476ms 27 Sep 2024 15th MarcMush 🇫🇷 868 38 364ms 13 Jan 2022 15th czylabsonasa 🇭🇺 868 38 363ms 20 Jun 2022 15th DialFrost 🇸🇬 868 38 354ms 18 Nov 2022 15th Yewzir 🇧🇪 868 38 369ms 20 Jan 2024 15th Babafaba 868 38 267ms 11 Oct 2025 20th cure-honey 🇯🇵 825 40 235ms 14 Jun 2021 20th janbehrens 🇩🇪 825 40 337ms 11 Jul 2023 20th emgordon154 825 40 242ms 5 Oct 2024 20th Ripick 825 40 368ms 24 Jun 2025 20th Lv0Sys 🇵🇱 825 40 331ms 28 Nov 2025 25th detrumi 🇳🇱 805 41 234ms 25 Oct 2020 25th Codsilla 🇨🇦 805 41 252ms 1 Jul 2022 25th tidalDisruptionEvent 🇨🇦 805 41 363ms 24 Mar 2023 25th Andriamanitra 🇫🇮 805 41 261ms 28 Jul 2023 25th stellartux 805 41 272ms 26 Dec 2023 25th snoozingnewt 🇨🇦 805 41 367ms 27 Nov 2025 31st rollershutter 786 42 304ms 1 Feb 2024 32nd dokutan 767 43 267ms 21 Jul 2023 32nd davbass 🇮🇹 767 43 278ms 21 Aug 2023 34th msbranicky 750 44 254ms 15 Jan 2024 35th dloscutoff 660 50 316ms 23 Nov 2018 36th sidok 647 51 421ms 15 Sep 2024 37th DeniedPyro 🇨🇦 635 52 391ms 29 Oct 2021 38th zvnkk 589 56 325ms 15 Jun 2024 39th RustemB 🇷🇺 579 57 271ms 2 Sep 2018 40th roguh 🇬🇹 559 59 340ms 22 Jan 2024 41st latvianfarmer17 🇱🇻 458 72 277ms 20 Jul 2023 42nd masflam 418 79 394ms 19 Aug 2020 43rd theunofficialcoder 407 81 169ms 2 Aug 2021 43rd retrohun 407 81 146ms 28 Dec 2022 43rd HumanoidCPU 407 81 145ms 18 May 2024 43rd Mabeloid 🇳🇴 407 81 159ms 22 Sep 2024 43rd CaedenHarper 🇨🇦 407 81 143ms 1 Feb 2025 48th JRaspass 🇬🇧 393 84 189ms 17 Mar 2021 49th davidkoloskiss 379 87 293ms 17 Jan 2024 50th taigua 375 88 238ms 19 Aug 2020 51st KatieLG 🇬🇧 330 100 172ms 26 days ago 52nd GolfingSuccess 🇬🇷 311 106 164ms 21 Oct 2020 52nd mokymok 🇺🇸 311 106 169ms 10 Nov 2021 54th KatieLG-Transpiler 🇬🇧 216 153 174ms 23 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