The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Repeating Decimals in all languages 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 401st elgan65536 496 213 11ms 9 Nov 2024 401st sciencejiho 496 213 11ms 11 Feb 2025 403rd yzhs 🇩🇪 494 214 10ms 22 Jun 2023 403rd CutSandstone 494 214 10ms 7 Jul 2024 403rd croc54 494 214 10ms 30 Jan 2025 406th inverseLorentz 🇦🇺 491 215 10ms 19 Oct 2023 407th MeWhenI 🇻🇦 491 429 36ms 6 Jun 2023 408th guilhem-roy 🇫🇷 489 216 10ms 6 Feb 2023 409th quimey 487 217 11ms 16 Mar 2023 409th BREMAUCY 🇫🇷 487 217 10ms 19 Mar 2024 409th albanian-laundromat 487 217 11ms 14 Sep 2025 412th janbehrens 🇩🇪 487 316 2ms 7 Jul 2023 413th CatsAreFluffy 483 319 2ms 11 Feb 2023 414th tigerdan2 🇩🇪 483 332 512ms 18 days ago 414th h3ra993huskp 🇯🇵 483 332 471ms 18 days ago 416th albanian-laundromat 479 210 611ms 4 Aug 2025 417th galloj 🇨🇿 476 222 10ms 1 Feb 2023 417th TobyBoyne 🇬🇧 476 222 12ms 2 Feb 2023 417th Bulmenisaurus 476 222 11ms 8 Sep 2025 420th aksyristos 474 223 10ms 6 Feb 2023 421st aksyristos 471 385 3,447ms 16 Feb 2023 422nd rifatx 471 429 261ms 10 Sep 2024 423rd coreynash 468 233 11ms 15 Feb 2024 424th KatieLG 🇬🇧 466 225 981ms 23 Jun 2024 425th oceko 466 389 3,103ms 13 Feb 2024 426th jmerle 🇳🇱 465 227 16ms 1 Feb 2023 427th Phil-RGOMEGA 462 282 3ms 30 Aug 2023 428th trist224 🇫🇷 461 229 10ms 12 Aug 2024 428th Lv0Sys 🇵🇱 461 229 10ms 11 days ago 430th suwat513 459 230 11ms 16 Jun 2023 431st jatloe 455 232 13ms 20 Sep 2024 432nd MeWhenI 🇻🇦 454 129 30ms 16 Apr 2023 433rd msbranicky 450 235 21ms 27 Aug 2023 434th snoozingnewt 🇨🇦 448 242 2ms 5 Sep 2025 435th dokutan 445 239 309ms 9 Oct 2024 436th Natanaelel 🇸🇪 444 485 156ms 11 May 2025 437th arctouch-cristiannevianna 443 391 359ms 3 Feb 2023 438th albanian-laundromat 441 198 838ms 26 days ago 439th DialFrost 🇸🇬 441 241 549ms 15 Apr 2025 440th luuumine 🇫🇷 437 242 10ms 24 days ago 441st wuduculfre 435 243 10ms 22 Jul 2025 442nd RDShah 431 245 12ms 3 Feb 2023 443rd qwjhvbxi 429 246 12ms 24 Feb 2024 444th MeWhenI 🇻🇦 429 289 40ms 15 Aug 2024 445th msbranicky 428 235 513ms 16 Jan 2024 446th retrohun 428 247 10ms 11 Mar 2023 446th AtengChen 428 247 10ms 8 Aug 2024 448th JGDoerrer 428 551 246ms 28 Mar 2023 449th Kokusui 🇯🇵 423 298 4ms 26 Jul 2024 450th janbehrens 🇩🇪 423 849 29ms 2 Aug 2023 451st CedricGebistorf 421 251 10ms 5 May 2023 452nd bac0id 417 435 3,289ms 11 Jan 2025 453rd fgrosshans 🇫🇷 416 254 10ms 5 May 2023 454th celiendonze 🇨🇭 413 256 10ms 25 May 2023 454th nooberitess 413 256 10ms 8 Apr 2025 456th driri85 408 259 10ms 3 days ago 457th blaztoma 🇱🇹 407 144 12ms 39 hours ago 458th LostSyntax21 🇬🇧 406 260 10ms 27 Nov 2024 459th kejcao 🇨🇦 404 533 150ms 2 Aug 2024 460th gifti258 401 354 76ms 24 Sep 2023 461st MeWhenI 🇻🇦 396 259 15ms 22 Nov 2023 462nd CatsAreFluffy 395 276 10ms 1 Feb 2023 463rd wh3n3v3r 🇨🇿 391 270 10ms 13 Nov 2024 464th tatzyr 🇯🇵 390 158 40ms 28 Jul 2025 465th alemelis 390 271 10ms 17 Oct 2024 466th msbranicky 389 519 303ms 31 Aug 2023 467th RaBa21 🇭🇺 387 273 10ms 18 Jul 2025 468th madex 🇩🇪 383 402 2ms 26 Feb 2024 469th olleicua 🇺🇸 376 164 37ms 2 Apr 2025 470th ItsMeNoobieboy 375 282 11ms 19 Feb 2023 471st MeWhenI 🇻🇦 373 522 1,348ms 26 Aug 2023 472nd FlorianCassayre 🇫🇷 372 284 354ms 2 Feb 2023 473rd tomh1012 372 466 384ms 27 days ago 474th JOrE20 🇺🇸 369 296 11ms 12 days ago 475th yuchuehw 368 287 10ms 13 Feb 2024 475th Flekay 🇩🇪 368 287 10ms 11 Jul 2025 475th dokutan 368 287 12ms 22 Oct 2025 478th two-bad 🇬🇧 365 299 10ms 25 Feb 2024 479th jtaxen 361 293 11ms 10 May 2024 480th dokutan 360 279 712ms 22 Oct 2025 First Prev 401–480 of 538 Next Last