The Calendar hole will go live in approximately 13 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 157th markus-rekdal 827 98 15ms 10 May 2022 157th commandblockguy 🇺🇸 827 98 12ms 9 Sep 2022 157th Bmrl7 827 98 12ms 4 Mar 2024 157th alemelis 827 98 15ms 13 Sep 2024 157th Flekay 🇩🇪 827 98 13ms 19 Jun 2025 157th jacekwladzinski 827 98 12ms 7 Oct 2025 157th LostSyntax21 🇬🇧 827 98 12ms 16 days ago 168th abailey2020 🇺🇸 818 99 12ms 12 Dec 2020 168th Indivicivet 818 99 18ms 29 Mar 2021 168th amollberg 🇸🇪 818 99 12ms 26 Jan 2022 168th argusdusty 🇺🇸 818 99 12ms 21 Aug 2022 168th fgrosshans 🇫🇷 818 99 12ms 17 Jul 2024 168th Artemis21 🇬🇧 818 99 12ms 10 Jan 2025 174th skps2010 810 100 13ms 21 Jul 2019 174th guliyevemil1 🇦🇿 810 100 11ms 16 Apr 2020 174th AdamHe17 810 100 12ms 31 May 2022 174th nullie 810 100 12ms 10 Jun 2022 174th jfallon1997 810 100 13ms 17 Aug 2022 174th StefanHabel 🇨🇦 810 100 12ms 20 Dec 2022 174th thehylian 810 100 11ms 25 Dec 2022 174th ssbhatt4321 810 100 18ms 27 Oct 2023 174th Andriamanitra 🇫🇮 810 100 13ms 20 Jun 2024 183rd ian-h-chamberlain 🇺🇸 802 101 12ms 8 Jan 2020 183rd LlamaLad7 🇬🇧 802 101 12ms 23 Jan 2021 183rd mauro-1 🇮🇹 802 101 12ms 17 Aug 2021 183rd za3k 802 101 12ms 12 Oct 2022 187th petar-donchev 794 102 12ms 26 Aug 2019 187th jiaminglimjm 🇲🇾 794 102 11ms 12 Dec 2019 187th Malin001 794 102 12ms 4 Jan 2020 187th adamcbrown 794 102 11ms 22 Aug 2020 187th lukasthaler 794 102 12ms 11 Sep 2020 187th hiddicop 🇸🇪 794 102 12ms 25 Jan 2021 187th harrymwilkins 🇬🇧 794 102 12ms 20 Jul 2021 187th sleepyStick 794 102 12ms 8 Dec 2021 187th Trunksistor 🇫🇷 794 102 14ms 14 Apr 2022 187th jhpaques 🇫🇷 794 102 13ms 2 Aug 2022 187th n0Oo0Oo0b 794 102 20ms 28 Dec 2022 187th yishayv 794 102 11ms 23 Jan 2023 187th fourth-bit 794 102 12ms 11 Jul 2023 187th quimey 794 102 11ms 2 Aug 2023 187th Mabeloid 🇳🇴 794 102 12ms 4 Oct 2024 187th dokutan 794 102 19ms 19 Mar 2025 203rd Psirving 786 103 12ms 2 Aug 2020 203rd garrisonhh 786 103 11ms 22 Nov 2020 203rd AkashTandon167 786 103 11ms 26 Nov 2020 203rd NanduBC 786 103 11ms 18 Mar 2021 203rd clementblaudeau 786 103 12ms 1 Jun 2021 203rd SniperSmiley 🇺🇸 786 103 12ms 23 Jun 2021 203rd lemogne 786 103 12ms 10 Aug 2021 203rd CedricGebistorf 786 103 12ms 25 Feb 2022 203rd knutae 🇳🇴 786 103 13ms 1 Mar 2022 203rd petroselo 786 103 12ms 10 Apr 2022 203rd b10011 🇫🇮 786 103 12ms 7 Jan 2023 203rd DanielPeterssonAI 786 103 12ms 15 Mar 2023 203rd Terobero 786 103 18ms 4 Sep 2024 203rd luuumine 🇫🇷 786 103 12ms 16 Oct 2025 217th rschwa6308 🇺🇸 779 104 11ms 16 Jul 2019 217th cellobix 779 104 17ms 13 Aug 2019 217th stordev 779 104 12ms 26 Feb 2021 217th cubed-guy 779 104 19ms 13 Feb 2022 217th hiichbindermax 779 104 19ms 25 Feb 2022 217th TaserTheFox 🇺🇸 779 104 24ms 18 Apr 2023 217th cros107 🇦🇺 779 104 11ms 17 Jun 2023 224th giacomogallina 771 105 15ms 4 Oct 2019 224th SupImDos 771 105 11ms 26 Jun 2020 224th PiterAnnema 771 105 12ms 29 Aug 2020 224th Stockoh 🇫🇷 771 105 11ms 17 Dec 2021 224th Anonymousellama21 771 105 12ms 15 Jun 2022 224th GulgDev 771 105 18ms 21 Mar 2023 224th kaptsanovb 771 105 12ms 31 May 2023 224th jtaxen 771 105 18ms 22 Jun 2023 224th tnecio 771 105 12ms 18 Jun 2024 224th codingisgreatbutiamnot 771 105 18ms 27 Jul 2024 224th starfihs 771 105 13ms 21 Sep 2024 224th SoliGhost 771 105 12ms 11 Jun 2025 236th Starwort 🇬🇧 764 106 18ms 14 Aug 2019 236th sambirnbaum1 764 106 13ms 13 Oct 2019 236th derekthatcher 764 106 11ms 22 Sep 2020 236th tpaxman 🇨🇦 764 106 14ms 10 Dec 2020 236th lmolteno 764 106 12ms 9 Mar 2021 First Prev 161–240 of 459 Next Last
