The Calendar hole will go live in approximately 4 days. Why not try and solve it ahead of time?
Ordinal Numbers in Python 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 321st handisb 555 119 12ms 11 Feb 2020 321st Ekan5h 555 119 18ms 29 Mar 2020 321st dgambit 555 119 12ms 7 Apr 2021 321st eshilo-draper 555 119 18ms 14 Nov 2022 321st Ythaenagor 555 119 18ms 5 Aug 2024 321st 123mjb 555 119 20ms 17 Nov 2025 327th luftj 550 120 12ms 19 Jan 2021 327th dillon-duncando 550 120 19ms 3 Oct 2022 327th qpwoeirut 550 120 12ms 12 Aug 2025 330th dzshn 545 121 12ms 5 Sep 2021 330th goGuru 545 121 19ms 19 Dec 2022 330th mohammad-sayed-ahmad 545 121 12ms 21 Jul 2024 330th denisfouchard 545 121 12ms 22 Aug 2025 334th Pena86 541 122 18ms 28 Feb 2021 334th hymanimy 541 122 19ms 24 Aug 2021 334th Jaydosu 541 122 12ms 10 May 2022 334th CatsAreFluffy 541 122 18ms 18 Feb 2023 334th GitQuick 541 122 12ms 9 Mar 2024 339th msrawson 537 123 13ms 13 May 2020 339th Bodo171 537 123 18ms 24 Nov 2022 339th j3mak 537 123 13ms 19 Jan 2024 342nd suchwise 532 124 11ms 29 Oct 2019 342nd Omega65536 🇩🇪 532 124 12ms 10 Jan 2021 342nd matricronia 532 124 19ms 6 May 2021 342nd MaxElf999 532 124 12ms 24 May 2022 346th zuparnowa 528 125 11ms 12 Jul 2019 346th henrytranter 528 125 12ms 20 Sep 2019 346th brimstonetrader 528 125 13ms 8 Jan 2024 346th sciencejiho 528 125 19ms 18 Oct 2024 350th michelebastione 🇮🇹 524 126 18ms 10 Feb 2020 350th evanrittner 524 126 19ms 5 Jun 2021 350th Bananapants22 524 126 12ms 4 Aug 2022 350th eddvrs 524 126 18ms 20 Aug 2022 350th ComputerKWasTaken 🇺🇸 524 126 12ms 21 Jan 2025 355th Florian-Mt 520 127 12ms 5 Oct 2023 355th zwxzwxzwx21 520 127 12ms 30 Jan 2024 355th NoneTheFewer 520 127 12ms 3 hours ago 358th Natanaelel 🇸🇪 516 128 21ms 8 Oct 2021 358th atazzam 🇺🇸 516 128 12ms 4 Apr 2022 358th Yareeeema 516 128 12ms 9 Jan 2023 361st ethandhunt 512 129 19ms 15 Aug 2021 362nd twocatsinatrenchcoat 508 130 13ms 29 Mar 2022 362nd badboj40 508 130 12ms 26 Dec 2022 364th dahrens 504 131 12ms 11 Jul 2019 364th tobeannouncd 504 131 14ms 3 Jan 2024 364th Jd5221 504 131 19ms 14 Feb 2024 367th brochmann 🇸🇪 500 132 12ms 10 Feb 2022 367th alexjurkiewicz 🇦🇺 500 132 19ms 19 Jul 2022 367th DrPrettyman 500 132 19ms 6 Jun 2023 367th aalec 500 132 18ms 24 Apr 2024 371st MLPdiscord 496 133 18ms 10 Jan 2022 372nd jameswmccarty 493 134 18ms 23 Feb 2025 373rd wobblybits 489 135 15ms 20 Aug 2025 374th kyleclaassen 482 137 13ms 9 Feb 2022 374th nmgetahun 482 137 12ms 27 Jan 2023 376th boxjelly 478 138 11ms 10 Feb 2021 376th mathisfun271 478 138 12ms 26 Oct 2021 376th mdnestor 478 138 13ms 23 Dec 2022 376th Techdude01 478 138 19ms 19 Feb 2023 380th Alex-Huggett 🇬🇧 475 139 19ms 22 Oct 2024 381st jackkav 471 140 19ms 24 Oct 2019 381st trist224 🇫🇷 471 140 18ms 18 Oct 2022 381st jhu04 471 140 18ms 26 Apr 2023 381st AbhilashaTandon 471 140 18ms 24 Sep 2023 381st ehulinsky 🇺🇸 471 140 12ms 29 Mar 2025 386th estomagordo 🇳🇱 468 141 12ms 7 Aug 2019 387th logvp 465 142 19ms 7 Jan 2024 388th adesanjo 462 143 18ms 24 Oct 2019 388th TheAristos 462 143 20ms 1 Nov 2019 388th chris-robo 462 143 12ms 8 Apr 2020 388th yuchuehw 462 143 19ms 12 Jan 2024 388th qwjhvbxi 462 143 12ms 7 Feb 2024 393rd slopey112 455 145 12ms 27 Nov 2019 393rd wrhm 455 145 13ms 12 Dec 2020 393rd CodeAltF4 455 145 19ms 3 Mar 2022 396th kenny14231 452 146 12ms 6 Aug 2022 396th cthierfelder 🇲🇨 452 146 12ms 9 Sep 2025 398th tayadev 449 147 14ms 18 Nov 2023 399th rowboat1 446 148 18ms 17 Sep 2019 399th GeorgePerreault 446 148 12ms 5 Jun 2020 First Prev 321–400 of 459 Next Last
