The Calendar hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Ordinal Numbers in Python 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 321st dzshn 669 121 12ms 5 Sep 2021 321st goGuru 669 121 19ms 19 Dec 2022 321st mohammad-sayed-ahmad 669 121 12ms 21 Jul 2024 321st HumanoidCPU 669 121 12ms 18 Feb 2025 321st denisfouchard 669 121 12ms 22 Aug 2025 326th Pena86 664 122 18ms 28 Feb 2021 326th hymanimy 664 122 19ms 24 Aug 2021 326th Jaydosu 664 122 12ms 10 May 2022 326th CatsAreFluffy 664 122 18ms 18 Feb 2023 326th GitQuick 664 122 12ms 9 Mar 2024 331st msrawson 659 123 13ms 13 May 2020 331st Bodo171 659 123 18ms 24 Nov 2022 331st j3mak 659 123 13ms 19 Jan 2024 334th suchwise 653 124 11ms 29 Oct 2019 334th Omega65536 🇩🇪 653 124 12ms 10 Jan 2021 334th matricronia 653 124 19ms 6 May 2021 334th MaxElf999 653 124 12ms 24 May 2022 338th zuparnowa 648 125 11ms 12 Jul 2019 338th henrytranter 648 125 12ms 20 Sep 2019 338th FlorianCassayre 🇫🇷 648 125 15ms 2 Mar 2023 338th 2011-Chan-Ethan 648 125 12ms 12 Jul 2023 338th brimstonetrader 648 125 13ms 8 Jan 2024 338th sciencejiho 648 125 19ms 18 Oct 2024 344th michelebastione 🇮🇹 643 126 18ms 10 Feb 2020 344th evanrittner 643 126 19ms 5 Jun 2021 344th Bananapants22 643 126 12ms 4 Aug 2022 344th eddvrs 643 126 18ms 20 Aug 2022 344th ComputerKWasTaken 🇺🇸 643 126 12ms 21 Jan 2025 349th Florian-Mt 638 127 12ms 5 Oct 2023 349th NoneTheFewer 638 127 12ms 20 hours ago 351st Natanaelel 🇸🇪 633 128 21ms 8 Oct 2021 351st atazzam 🇺🇸 633 128 12ms 4 Apr 2022 351st Yareeeema 633 128 12ms 9 Jan 2023 354th ethandhunt 628 129 19ms 15 Aug 2021 355th mrmena 🇦🇺 623 130 12ms 12 Jun 2021 355th twocatsinatrenchcoat 623 130 13ms 29 Mar 2022 355th badboj40 623 130 12ms 26 Dec 2022 358th dahrens 618 131 12ms 11 Jul 2019 358th P-Quentin 🇫🇷 618 131 12ms 3 Aug 2022 358th tobeannouncd 618 131 14ms 3 Jan 2024 358th Jd5221 618 131 19ms 14 Feb 2024 362nd brochmann 🇸🇪 614 132 12ms 10 Feb 2022 362nd alexjurkiewicz 🇦🇺 614 132 19ms 19 Jul 2022 362nd DrPrettyman 614 132 19ms 6 Jun 2023 362nd aalec 614 132 18ms 24 Apr 2024 366th MLPdiscord 609 133 18ms 10 Jan 2022 367th jameswmccarty 604 134 18ms 23 Feb 2025 368th wobblybits 600 135 15ms 20 Aug 2025 369th kyleclaassen 591 137 13ms 9 Feb 2022 369th nmgetahun 591 137 12ms 27 Jan 2023 371st boxjelly 587 138 11ms 10 Feb 2021 371st mathisfun271 587 138 12ms 26 Oct 2021 371st mdnestor 587 138 13ms 23 Dec 2022 371st Techdude01 587 138 19ms 19 Feb 2023 371st cingulataluke 587 138 12ms 30 Aug 2023 376th Alex-Huggett 🇬🇧 583 139 19ms 22 Oct 2024 376th robin-scragg 583 139 19ms 24 Jun 2025 378th jackkav 579 140 19ms 24 Oct 2019 378th trist224 🇫🇷 579 140 18ms 18 Oct 2022 378th jhu04 579 140 18ms 26 Apr 2023 378th AbhilashaTandon 579 140 18ms 24 Sep 2023 378th ehulinsky 🇺🇸 579 140 12ms 29 Mar 2025 383rd estomagordo 🇳🇱 574 141 12ms 7 Aug 2019 384th logvp 570 142 19ms 7 Jan 2024 385th adesanjo 566 143 18ms 24 Oct 2019 385th TheAristos 566 143 20ms 1 Nov 2019 385th chris-robo 566 143 12ms 8 Apr 2020 385th yuchuehw 566 143 19ms 12 Jan 2024 385th qwjhvbxi 566 143 12ms 7 Feb 2024 390th slopey112 559 145 12ms 27 Nov 2019 390th wrhm 559 145 13ms 12 Dec 2020 390th CodeAltF4 559 145 19ms 3 Mar 2022 393rd kenny14231 555 146 12ms 6 Aug 2022 393rd cthierfelder 🇲🇨 555 146 12ms 9 Sep 2025 395th tayadev 551 147 14ms 18 Nov 2023 396th rowboat1 547 148 18ms 17 Sep 2019 396th GeorgePerreault 547 148 12ms 5 Jun 2020 398th CheeseCake628 🇳🇴 544 149 18ms 19 Mar 2023 398th SURAJMITTAL 544 149 12ms 19 Dec 2024 398th TJK-S 544 149 12ms 6 Nov 2025 First Prev 321–400 of 459 Next Last
