The Calendar hole will go live in approximately 7 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 800th rowboat1 678 393 9ms 19 Jun 2022 800th sultan 678 393 9ms 29 Feb 2024 800th namelessiw 678 393 9ms 17 Apr 2024 800th qpwoeirut 678 393 9ms 1 Oct 2025 805th dokutan 677 376 33ms 10 Feb 2025 806th HumanoidCPU 677 433 88ms 10 Nov 2025 807th dokutan 677 467 58ms 3 Jul 2025 808th aprzn123 676 394 9ms 3 Dec 2021 808th neihousaigaai 676 394 9ms 13 Feb 2024 808th FEZfan 🇦🇺 676 394 9ms 24 Apr 2025 811th ian-h-chamberlain 🇺🇸 676 469 110ms 15 Jul 2022 812th juliansiebert 🇩🇪 675 387 228ms 3 Dec 2022 813th olleicua 🇺🇸 675 402 8ms 21 Jan 2024 814th stellartux 674 385 146ms 26 Dec 2023 815th JOrE20 🇺🇸 674 395 10ms 19 days ago 816th JDiLenarda 🇫🇷 674 416 1,312ms 2 Oct 2020 817th MiranDaniel 🇨🇿 673 388 238ms 1 Sep 2023 818th Re-Adventures 🇮🇳 673 403 8ms 5 Oct 2020 818th jake-freeman 673 403 9ms 8 Dec 2020 818th BloodStormKnight 673 403 9ms 16 Oct 2022 821st Schmitt-Very-Cool 673 447 408ms 14 Oct 2025 822nd andre-lameirinhas 🇵🇹 671 397 10ms 1 Mar 2021 822nd YoranDS 671 397 10ms 25 Nov 2021 822nd osmith93 671 397 9ms 14 Jun 2022 822nd fredrik-bakke 🇳🇴 671 397 9ms 29 Sep 2022 822nd bob-th 671 397 9ms 19 Nov 2023 822nd gabe-gallegos 671 397 10ms 20 May 2024 828th neihousaigaai 671 404 8ms 1 Jun 2021 828th KingSkyrock 🇺🇸 671 404 9ms 14 Oct 2024 830th typeswitch-dev 🇵🇹 671 530 3ms 28 Jul 2023 831st msbranicky 671 555 1,668ms 17 Sep 2025 832nd Yewzir 🇧🇪 670 449 434ms 2 Oct 2025 833rd lynn 670 496 23ms 6 Aug 2023 834th albanian-laundromat 669 391 527ms 20 Nov 2025 835th vishwathg 669 398 9ms 16 Sep 2022 835th DrPiranoid 669 398 9ms 20 Oct 2022 835th Yewzir 🇧🇪 669 398 9ms 4 Feb 2024 835th codingisgreatbutiamnot 669 398 9ms 14 Jul 2024 839th msbranicky 669 469 1ms 10 Oct 2023 840th rvdnieuwendijk 🇳🇱 668 391 268ms 30 Sep 2020 841st Yewzir 🇧🇪 668 415 2ms 5 Jul 2023 842nd LHLaurini 🇧🇷 668 450 3,889ms 30 Jul 2024 843rd dokutan 668 466 19ms 20 Jul 2025 844th LucaArgentiUCF 🇮🇹 668 555 41ms 23 Jan 2021 845th nullshallot 667 392 217ms 5 Jan 2025 846th feherd 667 399 10ms 30 Aug 2021 846th fgrosshans 🇫🇷 667 399 9ms 7 Jan 2022 846th mosho-p 667 399 9ms 11 Oct 2022 846th Omega65536 🇩🇪 667 399 10ms 22 Nov 2022 846th Artemis21 🇬🇧 667 399 9ms 2 Jan 2025 846th damoose717 667 399 9ms 24 May 2025 852nd namelessiw 666 393 355ms 17 Apr 2024 853rd The3gs 666 400 9ms 13 Oct 2020 853rd Chimplement 666 400 11ms 18 Dec 2023 855th XenThe 🇬🇧 665 408 8ms 30 Jun 2025 856th RockOfStone 665 428 1ms 30 Jul 2022 856th Phil-RGOMEGA 665 428 2ms 31 May 2023 858th jacklynnepenick 664 401 9ms 26 Aug 2021 858th lamorach 664 401 9ms 28 Mar 2024 860th msbranicky 664 421 5ms 15 Sep 2023 861st speles 🇺🇦 664 427 1ms 28 Oct 2023 862nd dokutan 664 441 126ms 18 Oct 2024 863rd dokutan 664 453 56ms 7 Apr 2024 864th msbranicky 664 458 5ms 28 Aug 2023 865th RyanMHsiao 664 561 1,701ms 25 Sep 2024 866th Yewzir 🇧🇪 663 408 310ms 10 May 2023 867th CallanMcNulty 663 409 8ms 7 Jun 2025 868th NewDefectus 🇮🇱 662 402 9ms 27 May 2021 868th wh3n3v3r 🇨🇿 662 402 9ms 13 Nov 2024 870th abailey2020 🇺🇸 661 403 10ms 7 Dec 2020 870th 2011-Chan-Ethan 661 403 9ms 5 Jul 2023 870th m42km 661 403 10ms 13 Nov 2023 870th luuumine 🇫🇷 661 403 9ms 6 Oct 2025 874th Salutations45 661 410 9ms 12 Nov 2024 875th ybrodala 661 423 5ms 24 Aug 2021 876th ryukoposting 661 429 2ms 3 Dec 2021 876th TeodorDyakov 🇧🇬 661 429 1ms 23 Jun 2024 878th BlankSpruce 661 455 65ms 17 Feb 2023 879th Mabeloid 🇳🇴 659 404 9ms 8 Sep 2024 880th Yewzir 🇧🇪 658 398 367ms 4 Feb 2024 First Prev 801–880 of 2,365 Next Last
