The Calendar hole will go live in approximately 43 hours. Why not try and solve it ahead of time?
Odious Numbers in Raku in chars. 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 Chars Time Submitted 1st nwellnhof 🇩🇪 1,000 21 108ms 6 Dec 2021 1st Lydxn 🇨🇦 1,000 21 107ms 1 May 2022 1st GrayJoKing 🇦🇺 1,000 21 105ms 16 Dec 2022 4th sisyphus-ppcg 🇦🇺 913 23 106ms 9 May 2021 4th prplz 🇦🇺 913 23 107ms 9 May 2021 4th primo-ppcg 🇹🇭 913 23 120ms 10 May 2021 7th o0lit3 🇺🇸 875 24 107ms 11 Feb 2021 7th Steffan153 🇫🇮 875 24 115ms 16 Dec 2022 9th thospel 840 25 109ms 19 Jun 2018 9th SirBogman 🇺🇸 840 25 106ms 4 Jun 2022 11th Natanaelel 🇸🇪 808 26 118ms 24 Sep 2021 11th ovs-code 🇩🇪 808 26 112ms 1 Jan 2024 11th sean-niemann 🇺🇸 808 26 100ms 7 Mar 2025 14th AlexDaniel 🇪🇪 778 27 104ms 26 Feb 2018 15th dan-simon 750 28 100ms 29 Dec 2017 15th pardouin 🇫🇷 750 28 103ms 23 Aug 2024 17th DialFrost 🇸🇬 724 29 110ms 27 Nov 2023 18th metakuna 677 31 108ms 17 Apr 2019 18th retrohun 677 31 106ms 26 Apr 2019 18th Indivicivet 677 31 101ms 22 Mar 2021 18th lynn 677 31 91ms 18 Nov 2021 18th SirFireball3521 677 31 114ms 16 Mar 2023 23rd Shanethegamer 🇺🇸 656 32 94ms 22 Mar 2023 24th JRaspass 🇬🇧 636 33 112ms 18 Oct 2017 24th bluebear94 636 33 92ms 23 Dec 2017 24th evb0110 636 33 100ms 24 Jan 2018 24th mcreenan 636 33 92ms 27 Jan 2018 24th labster 636 33 95ms 20 Feb 2018 24th phdphil 636 33 93ms 7 Apr 2018 24th yokasuretsu 636 33 103ms 23 Apr 2018 24th IAGOAG 636 33 94ms 25 Jun 2018 24th xohmz 636 33 106ms 5 Nov 2018 24th somebody1234 636 33 98ms 11 Nov 2018 24th elisherer 🇮🇱 636 33 92ms 13 Apr 2019 24th Attero 🇸🇪 636 33 103ms 9 Apr 2020 24th rucin93 🇵🇱 636 33 96ms 7 Sep 2020 24th olivermrose 🇺🇸 636 33 97ms 20 Sep 2021 24th scpchicken 🇵🇼 636 33 113ms 17 Mar 2022 24th krcs 🇵🇱 636 33 97ms 21 Apr 2022 24th MeWhenI 🇻🇦 636 33 97ms 4 Aug 2022 24th trist224 🇫🇷 636 33 108ms 28 Nov 2022 24th neel11235813 636 33 99ms 3 Feb 2023 24th fuzzylojik-golf 🇺🇸 636 33 105ms 21 Aug 2025 44th jjatria 618 34 106ms 11 Jul 2020 44th itiievskyi 🇺🇦 618 34 89ms 11 Aug 2020 46th hughsimpson 600 35 106ms 18 Jul 2018 46th Babafaba 600 35 105ms 24 Oct 2025 48th RustemB 🇷🇺 553 38 98ms 18 May 2020 49th alphafalfa 512 41 102ms 9 Dec 2024 50th gustawdaniel 500 42 91ms 1 Apr 2018 50th snoozingnewt 🇨🇦 500 42 118ms 22 Nov 2023 52nd Hans-Giebenrath 488 43 99ms 1 May 2019 53rd moritz 467 45 103ms 24 Oct 2017 54th massung 457 46 96ms 26 Mar 2019 55th daotoad 420 50 105ms 6 Nov 2017 55th msbranicky 420 50 96ms 10 Sep 2023 57th ohmycloud 350 60 114ms 19 Dec 2017 58th dokutan 344 61 114ms 14 Oct 2024 59th reario 339 62 124ms 31 May 2021 60th lancew 🇳🇿 269 78 81ms 16 Nov 2017 60th KatieLG-Transpiler 🇬🇧 269 78 90ms 24 Jun 2022 60th HumanoidCPU 269 78 82ms 18 May 2024 60th KatieLG 🇬🇧 269 78 98ms 2 Jun 2024 60th Mabeloid 🇳🇴 269 78 92ms 22 Sep 2024 60th CaedenHarper 🇨🇦 269 78 99ms 16 Aug 2025 66th matthudgins 259 81 84ms 16 Jul 2019 67th Import-Meow 221 95 112ms 1 Jun 2022 68th mokymok 🇺🇸 204 103 95ms 10 Nov 2021 69th GolfingSuccess 🇬🇷 202 104 91ms 21 Oct 2020 1–69 of 69