The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Tongue-twisters 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 560th ImpressedByRocks 781 341 10ms 11 Mar 2024 560th CaedenHarper 🇨🇦 781 341 14ms 7 days ago 563rd snoozingnewt 🇨🇦 781 346 99ms 23 Oct 2025 564th dokutan 780 333 232ms 18 Mar 2025 565th dcgjb 780 335 268ms 5 Jun 2024 566th dpethes 780 347 330ms 26 Jul 2022 567th emgordon154 780 369 100ms 14 days ago 568th prplz 🇦🇺 780 386 400ms 26 Jun 2021 568th ethanlally 780 386 372ms 16 days ago 568th snoozingnewt 🇨🇦 780 386 434ms 13 days ago 571st betaveros 779 342 14ms 9 Aug 2022 572nd selketdaly 779 348 9ms 2 Feb 2021 573rd lynn 779 364 1ms 30 Aug 2021 574th JGDoerrer 779 407 108ms 17 Feb 2022 575th Yewzir 🇧🇪 779 478 2,577ms 14 Nov 2025 576th MiranDaniel 🇨🇿 778 379 272ms 1 Sep 2023 577th snoozingnewt 🇨🇦 777 334 212ms 23 Oct 2025 578th BambooleanLogic 🇸🇪 777 349 10ms 19 Oct 2022 579th lynn 777 361 1,342ms 30 Nov 2021 580th KasperKivimaeki 🇫🇮 777 365 2ms 18 Nov 2025 581st kkoenig 777 395 259ms 8 Sep 2025 582nd klixel 🇨🇦 777 408 118ms 14 Dec 2022 583rd twocatsinatrenchcoat 776 343 10ms 5 Apr 2022 583rd janbehrens 🇩🇪 776 343 9ms 17 Jun 2023 585th dokutan 775 349 351ms 23 Mar 2025 586th ForkKILLET 🇨🇳 775 350 9ms 14 Mar 2021 586th Andrey-Plotnikov 775 350 9ms 23 Jun 2025 588th snoozingnewt 🇨🇦 775 362 1,282ms 23 Oct 2025 589th edsrzf 🇳🇿 775 367 1ms 8 Jun 2025 590th Fracture17 774 344 9ms 5 Apr 2023 590th FlorianCassayre 🇫🇷 774 344 9ms 24 May 2024 590th dirckvdende 774 344 9ms 6 Jul 2025 593rd iznax 773 350 323ms 21 Nov 2021 594th dim-an 772 345 10ms 7 Dec 2020 594th MichalMarsalek 🇨🇿 772 345 10ms 1 Nov 2021 596th primo-ppcg 🇹🇭 772 394 5ms 3 Feb 2021 597th MichalMarsalek 🇨🇿 772 804 4ms 28 Nov 2022 598th snoozingnewt 🇨🇦 771 371 6ms 23 Oct 2025 599th snoozingnewt 🇨🇦 771 398 294ms 23 Oct 2025 600th alphafalfa 771 403 2ms 25 Oct 2024 601st MiranDaniel 🇨🇿 770 346 10ms 1 Sep 2023 602nd fitzdotlol 🇺🇸 769 328 46ms 26 May 2021 603rd emplv 🇱🇻 769 399 272ms 15 Feb 2021 604th Yewzir 🇧🇪 769 404 1ms 8 Apr 2024 605th janbehrens 🇩🇪 768 338 383ms 10 Nov 2021 606th janbehrens 🇩🇪 768 352 328ms 21 Nov 2021 607th AlephSquirrel 768 396 5ms 24 Jan 2023 608th snoozingnewt 🇨🇦 767 371 1ms 23 Oct 2025 609th solmyr2000 767 392 399ms 18 Jun 2022 610th dokutan 767 405 2ms 10 Feb 2025 611th omurakazuaki 🇯🇵 766 354 8ms 14 Feb 2021 611th alasdair-greenland 766 354 8ms 23 Nov 2021 613th User2654 766 370 2ms 22 Feb 2023 614th mathisfun271 765 348 9ms 19 Dec 2023 615th GrayJoKing 🇦🇺 764 345 76ms 2 Jun 2022 616th solmyr2000 764 371 1ms 17 Jun 2022 617th CLOStrophobic 🇮🇹 764 398 5ms 19 Feb 2025 618th Anonymousellama21 763 349 10ms 30 Dec 2021 619th snoozingnewt 🇨🇦 763 354 485ms 23 Oct 2025 620th snoozingnewt 🇨🇦 762 348 127ms 23 Oct 2025 621st MeWhenI 🇻🇦 762 372 1ms 23 Nov 2021 622nd sean-niemann 🇺🇸 761 355 547ms 26 Sep 2023 622nd emgordon154 761 355 565ms 21 Sep 2025 624th sean-niemann 🇺🇸 761 385 634ms 27 Dec 2024 625th MeWhenI 🇻🇦 759 396 79ms 8 May 2022 626th janbehrens 🇩🇪 759 404 271ms 20 Jun 2021 627th the-zammers 758 386 112ms 13 Oct 2023 628th dokutan 757 376 1ms 5 Feb 2021 629th TheSmilingTurtle 757 419 114ms 5 Jun 2022 630th rollershutter 755 392 2ms 1 Jul 2024 631st MiranDaniel 🇨🇿 754 371 4ms 1 Sep 2023 631st Kokusui 🇯🇵 754 371 4ms 22 Jul 2024 633rd o0lit3 🇺🇸 753 335 33ms 10 Nov 2020 634th alexkunin 753 360 9ms 13 Oct 2020 634th MiranDaniel 🇨🇿 753 360 9ms 1 Sep 2023 636th Shanethegamer 🇺🇸 753 398 4ms 21 Apr 2023 637th MaxElf999 752 354 9ms 27 Sep 2022 637th jakobkordez 🇸🇮 752 354 9ms 28 Oct 2022 639th MeWhenI 🇻🇦 752 422 214ms 15 Feb 2022 640th snoozingnewt 🇨🇦 751 358 129ms 29 Sep 2025 First Prev 561–640 of 2,360 Next Last