The Calendar hole will go live in approximately 7 days. Why not try and solve it ahead of time?
All holes in Raku 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 Holes Points Bytes Submitted 240th LHLaurini 🇧🇷 1 513 528 14 Jul 2024 242nd janga1 1 512 41 21 Aug 2021 243rd prestosilver 🇺🇸 1 510 531 7 days ago 244th ian-h-chamberlain 🇺🇸 1 504 131 29 Dec 2019 245th lifthrasiir 🇰🇷 1 500 34 22 Nov 2024 246th CedricGebistorf 1 500 38 6 Feb 2022 247th vloddos 1 495 95 4 Mar 2020 248th efgen 1 493 71 10 Jun 2020 249th mishak-sys 1 491 57 10 Sep 2025 250th p-vf 🇨🇭 1 483 58 28 Oct 2021 251st adamnielson42 🇺🇸 2 482 1,060 12 Dec 2023 252nd rholliday 1 477 86 26 Feb 2021 253rd sukyoungjeong 1 463 41 27 Jun 2018 254th kmathis22 1 461 89 5 Sep 2025 255th juntuu 1 459 61 25 Mar 2019 256th GolfGPT 1 452 62 19 Nov 2023 257th kypi 1 449 78 18 Feb 2020 258th desecaw13 1 442 43 24 Jan 2025 259th ingdanko 2 442 220 12 Feb 2019 260th GreenNope 1 440 91 31 Mar 2019 261st andrew3600 1 436 39 20 Aug 2018 261st villfa 1 436 39 26 Apr 2019 261st AgathokakologicalBit 1 436 39 14 Jul 2019 261st lowlighter 1 436 39 1 Nov 2020 261st varhammer 🇷🇺 1 436 39 31 Jan 2022 261st fredrik-bakke 🇳🇴 1 436 39 29 Sep 2022 261st weliveinhell 🇭🇹 1 436 39 1 Oct 2023 268th adoxography 1 432 95 4 Apr 2018 269th mothcolada 🇺🇸 7 426 7,056 1 Apr 2021 269th Waffle3z 7 426 7,056 23 Jul 2021 271st marcin7Cd 1 422 45 12 Jan 2021 271st epic-programmer-guy 1 422 45 3 Jan 2024 273rd kittrz9 6 412 5,216 19 Jul 2019 274th andre-lameirinhas 🇵🇹 1 406 69 22 Nov 2022 275th ArturLukianov 1 398 103 17 Dec 2020 276th bretthat0 1 396 53 11 Nov 2017 277th strattonwhisler 1 390 105 21 Aug 2023 278th Feniske 🇫🇷 1 380 108 13 Oct 2022 278th RedzGoose 🇦🇺 1 380 108 18 Sep 2024 280th Gr3yR0n1n 1 369 111 20 Jul 2020 281st bwat2 1 366 112 31 Jan 2022 281st keelimeguy 🇺🇸 1 366 112 23 Oct 2023 283rd twocatsinatrenchcoat 1 363 113 18 Feb 2022 284th SniperSmiley 🇺🇸 1 357 115 3 Aug 2022 285th pengu1n-master 1 353 116 20 May 2022 286th MichaelMBradley 🇨🇦 1 352 54 22 Mar 2022 287th jngbsn 1 350 80 11 Mar 2019 288th Import-Meow 2 350 425 1 Jun 2022 289th nico-bachner 2 346 2,473 28 Dec 2020 290th myfatemi04 1 345 55 7 Jan 2018 291st CheeseCake628 🇳🇴 1 339 56 14 Feb 2023 292nd jiaminglimjm 🇲🇾 1 339 115 11 Dec 2019 293rd AlephSquirrel 1 333 123 16 May 2021 293rd shibacho 🇯🇵 1 333 123 25 Mar 2022 295th Mojken 5 330 5,055 3 Sep 2018 296th wictory 1 328 58 19 Sep 2017 296th dillon-duncando 1 328 58 21 Dec 2021 296th Andrey2001 1 328 58 27 days ago 299th KrausRaus 🇺🇸 1 325 126 20 Jan 2021 299th namelessiw 1 325 126 25 Jul 2023 301st xkacer 🇨🇿 1 320 75 22 Nov 2020 301st anter69 🇭🇺 1 320 75 18 Sep 2024 303rd TheRealOhead 🇺🇸 1 317 60 28 Nov 2022 303rd Zach1031 1 317 60 16 Nov 2025 305th gusruben 1 315 111 12 Mar 2024 306th GolfingSuccess 🇬🇷 2 313 664 21 Oct 2020 307th mhasch 1 302 106 11 Oct 2017 308th hyvyys 1 300 70 24 Sep 2020 309th matthudgins 1 296 81 16 Jul 2019 310th Maximizer02 1 292 65 5 Oct 2023 311th zuparnowa 1 289 142 12 Feb 2019 311th henrytranter 1 289 142 20 Sep 2019 313th Bonjour27891 🇻🇳 1 288 59 25 Jan 2022 314th kevinnaviapaiva 1 281 146 15 Feb 2025 315th iznax 1 278 115 17 Jul 2020 316th connernewman 1 278 144 27 Jun 2018 316th aw-west 1 278 144 8 Oct 2018 318th MaxElf999 1 276 76 13 Dec 2022 318th acotis 1 276 76 18 Feb 2025 320th klixel 🇨🇦 2 271 1,080 6 May 2023 First Prev 241–320 of 413 Next Last