The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Arabic to Roman 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 400th GeneralFabian 306 288 32ms 14 Dec 2024 402nd ArturLange 304 289 20ms 14 Sep 2018 402nd jan-Simiman 304 289 21ms 16 Oct 2024 404th LlamaLad7 🇬🇧 303 290 23ms 17 Jan 2021 404th tayshaver10 303 290 18ms 29 Apr 2025 406th jeaosh 301 292 42ms 22 Oct 2022 406th OSYCh314 🇦🇺 301 292 18ms 16 Nov 2024 408th IoLimmer 295 298 19ms 17 Jan 2025 409th yuchuehw 292 301 30ms 28 Jan 2024 409th alfonsoalves 292 301 16ms 29 Feb 2024 409th sreyfe 292 301 20ms 23 Mar 2025 412th 2011-Chan-Ethan 289 304 18ms 17 Jul 2023 413th tpolster 288 306 17ms 9 Oct 2024 414th azierariel 286 308 19ms 20 Dec 2020 415th themtamejaws 285 309 18ms 28 May 2020 415th mrmena 🇦🇺 285 309 20ms 1 Jun 2021 417th michelebastione 🇮🇹 284 310 20ms 21 Oct 2019 418th jgermain48 283 311 16ms 9 Dec 2019 419th feherd 280 314 34ms 20 May 2022 420th C3P-Oops 279 315 19ms 24 Jan 2023 421st pecholsjones 270 326 20ms 9 Dec 2021 422nd newc0m 268 328 20ms 15 Dec 2018 423rd hymanimy 266 331 36ms 8 Jan 2022 424th PFischbeck 265 332 18ms 28 Nov 2017 425th DrPrettyman 263 334 23ms 4 Jul 2023 426th alexjurkiewicz 🇦🇺 261 337 18ms 14 Jul 2022 427th ImQWERTY39 259 340 20ms 2 Sep 2023 428th fl3ur1nestimable 255 345 17ms 28 Mar 2022 429th DerivingDrunk 254 346 21ms 14 Sep 2025 430th Trunksistor 🇫🇷 251 350 22ms 23 May 2022 431st titrok0982 242 363 17ms 24 Jul 2022 432nd AforAmpere 238 370 19ms 7 Jun 2020 432nd Bit125 238 370 22ms 11 Feb 2025 434th usnheckler 234 376 21ms 6 Jun 2019 434th TheAtrossian 234 376 19ms 5 Jan 2025 436th Saaxxx 230 382 21ms 29 Nov 2023 437th Primedavid06 229 385 18ms 5 May 2025 438th DiyaKumariGupta 226 389 21ms 6 May 2025 439th adesanjo 222 397 18ms 12 Jun 2018 440th Mikey-Beep 🇬🇧 219 402 18ms 5 Oct 2022 441st JakeSummers1 218 403 18ms 4 May 2025 442nd TJK-S 217 405 20ms 18 days ago 443rd yvngbvshwookie 215 409 26ms 3 May 2025 444th LizzardTheWizzard 215 410 16ms 4 May 2025 445th jsvizcaino 214 412 21ms 17 Oct 2022 446th estomagordo 🇳🇱 213 413 18ms 5 Aug 2019 446th mhenion8293 🇺🇸 213 413 21ms 13 Jan 2022 446th smilesformiles3 213 413 20ms 15 Jun 2025 449th ethandhunt 213 414 23ms 20 Jul 2021 450th ValdeQwerty 205 430 27ms 27 Nov 2019 451st rcs0252 203 433 18ms 6 May 2025 452nd iwe0003 202 435 17ms 6 May 2025 453rd amritm55 200 439 18ms 1 May 2025 454th tpepython 200 440 22ms 4 Feb 2025 455th ShawnPan9376 199 443 20ms 30 Apr 2025 456th sakshiPatel2602 194 453 18ms 5 May 2025 457th MostValue 193 455 20ms 29 Aug 2023 458th kalehika1234 193 457 18ms 30 Apr 2025 459th zaironwhite 191 460 17ms 6 May 2025 460th Rowen-Salazar 190 463 21ms 3 May 2025 461st dylanjones92 174 506 31ms 29 Jan 2024 462nd jac1107 173 508 17ms 6 May 2025 463rd besasam 170 517 17ms 31 Mar 2021 464th goodrichster 165 532 17ms 20 Dec 2024 464th AshayP123 165 532 19ms 30 Apr 2025 466th chaamsak 163 539 18ms 5 May 2025 467th GolfGPT 155 567 19ms 19 Nov 2023 468th jtb0362 150 586 18ms 6 May 2025 469th cnc0256 149 592 18ms 5 May 2025 470th Kunsangrg 146 602 17ms 6 May 2025 471st aidnrox 141 626 21ms 2 May 2025 471st LyndaS317 141 626 17ms 7 May 2025 473rd ch-1016 133 663 19ms 6 May 2025 474th Zhenyu-Bo 130 679 18ms 30 Jul 2025 475th AidanWalter 129 681 19ms 3 Jan 2025 476th arebbsba 125 706 18ms 19 Dec 2024 477th Jordynar02 121 726 22ms 3 May 2025 478th Siyasia 119 737 19ms 3 May 2025 479th KimJua41 119 740 17ms 6 May 2025 480th rubenalejandro20 119 742 19ms 5 May 2025 First Prev 401–480 of 500 Next Last
