The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
brainfuck 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 241st nstearns96 🇬🇧 549 304 334ms 22 Jan 2023 241st osNiko 🇧🇷 549 304 16ms 19 Aug 2025 243rd DarkTemplar5 546 306 35ms 25 Feb 2020 243rd knutae 🇳🇴 546 306 20ms 13 Nov 2021 245th LeeCamp 544 307 285ms 19 Feb 2022 245th namelessiw 544 307 16ms 15 Jan 2024 247th inverseLorentz 🇦🇺 542 308 18ms 14 May 2024 247th AtengChen 542 308 185ms 7 Sep 2024 247th AnnoyedArt1256 542 308 24ms 7 Jan 2025 250th johnathanleung18 540 309 436ms 3 Oct 2021 250th midnattssol 🇸🇪 540 309 24ms 19 Oct 2023 252nd andre-lameirinhas 🇵🇹 537 311 308ms 22 Jun 2020 252nd jacekwladzinski 537 311 15ms 8 Oct 2025 254th GeorgePerreault 535 312 16ms 6 Jun 2020 255th edre 534 313 32ms 7 Jun 2018 255th keelimeguy 🇺🇸 534 313 15ms 17 May 2025 257th giacomogallina 532 314 505ms 4 Jan 2020 258th RandGuy 530 315 15ms 9 Nov 2022 258th hiichbindermax 530 315 16ms 3 Sep 2024 258th Alex-Huggett 🇬🇧 530 315 20ms 14 Sep 2025 261st hjcafaroUC 528 316 320ms 9 Aug 2020 262nd karhuthebear 527 317 303ms 11 May 2022 262nd CutSandstone 527 317 26ms 19 Jul 2024 262nd qpwoeirut 527 317 16ms 16 Jul 2025 265th rollershutter 525 318 15ms 11 Oct 2022 266th 40fied4t 524 319 32ms 6 May 2025 267th ieeemma 522 320 23ms 1 Feb 2020 268th JunkIce 520 321 419ms 3 Dec 2024 269th rowboat1 514 325 18ms 14 Jun 2022 270th Supermac30 512 326 23ms 3 Jan 2023 270th luuumine 🇫🇷 512 326 17ms 9 Oct 2025 272nd bend-n 511 327 29ms 27 Jan 2024 273rd adoxography 509 328 19ms 29 Apr 2024 274th leon-w 508 329 22ms 13 Jul 2019 274th ludwig-n 508 329 15ms 7 Apr 2021 276th richard-oelze 🇩🇪 506 330 346ms 7 May 2021 277th Bodo171 503 332 151ms 6 Dec 2022 278th Deepztream 499 335 19ms 27 Aug 2018 278th zax2002 499 335 453ms 7 Sep 2020 278th OSYCh314 🇦🇺 499 335 341ms 23 Mar 2025 281st Stockoh 🇫🇷 497 336 33ms 1 May 2024 282nd Just4FunCoder 493 339 286ms 26 Mar 2023 282nd WillowWispy 493 339 12ms 22 Mar 2025 284th TaserTheFox 🇺🇸 491 340 21ms 4 Apr 2023 285th TheZwierzLF 🇵🇱 488 342 18ms 26 days ago 286th P-Quentin 🇫🇷 487 343 15ms 9 Aug 2022 286th YAJUE114514 487 343 14ms 6 days ago 288th SirFireball3521 483 346 20ms 26 Jan 2023 288th wuduculfre 483 346 15ms 28 Jul 2025 290th idans320 481 347 15ms 31 Jul 2022 291st eshilo-draper 480 348 12ms 21 Oct 2022 291st Ythaenagor 480 348 12ms 5 Aug 2024 293rd setop 477 350 14ms 19 Aug 2023 294th maggym00 476 351 20ms 14 Mar 2021 294th Wildst 476 351 18ms 23 Sep 2022 296th glesnick 473 353 13ms 17 Aug 2022 297th mdnestor 472 354 28ms 3 Jan 2023 298th vgamula 🇺🇦 470 355 15ms 16 Jul 2025 299th usnheckler 468 357 29ms 8 Jun 2019 300th geofft 465 359 24ms 11 Dec 2020 300th mokymok 🇺🇸 465 359 19ms 3 Dec 2021 302nd descentcare 464 360 15ms 8 Aug 2022 303rd kistlerf 🇨🇭 461 362 16ms 15 May 2025 304th jameswmccarty 460 363 22ms 11 Jul 2024 305th alangodfrey 458 365 17ms 18 Feb 2019 305th potato-jackson 458 365 20ms 5 Sep 2021 307th GulgDev 454 368 15ms 21 Mar 2023 308th hellwue 450 371 16ms 25 Jun 2024 309th ian-h-chamberlain 🇺🇸 445 375 28ms 5 Sep 2020 309th NanduBC 445 375 15ms 18 Mar 2021 311th tomh1012 443 377 14ms 28 Oct 2020 312th 0dyse 439 380 21ms 23 Apr 2025 313th robin-scragg 438 381 18ms 3 Oct 2025 314th skps2010 437 382 13ms 2 Jan 2019 315th AforAmpere 436 383 14ms 20 Sep 2023 316th hymanimy 435 384 11ms 5 Dec 2021 316th DrPiranoid 435 384 13ms 2 Oct 2022 318th Andrey135296 434 385 26ms 23 Dec 2022 319th RiedleroD 433 386 11ms 19 Oct 2022 320th l-donovan 429 389 16ms 1 Feb 2024 First Prev 241–320 of 373 Next Last
