The Calendar hole will go live in approximately 4 days. Why not try and solve it ahead of time?
Tongue-twisters in all languages 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 561st andersk 🇺🇸 597 388 109ms 6 Oct 2020 562nd makononov 596 389 113ms 5 Mar 2025 563rd KatieLG 🇬🇧 596 536 21ms 25 Dec 2022 563rd KatieLG-Transpiler 🇬🇧 596 536 21ms 26 Dec 2022 563rd retrohun 596 536 22ms 28 Dec 2022 563rd aksyristos 596 536 22ms 15 Feb 2023 563rd Shanethegamer 🇺🇸 596 536 21ms 2 Mar 2023 563rd HumanoidCPU 596 536 22ms 22 Apr 2024 563rd LHLaurini 🇧🇷 596 536 22ms 14 Jul 2024 563rd Mabeloid 🇳🇴 596 536 22ms 16 Sep 2024 563rd dokutan 596 536 22ms 18 Oct 2024 563rd CaedenHarper 🇨🇦 596 536 21ms 24 Jul 2025 573rd prestosilver 🇺🇸 595 537 21ms 24 days ago 574th Mabeloid 🇳🇴 594 244 750ms 17 Sep 2024 575th snoozingnewt 🇨🇦 594 398 294ms 23 Oct 2025 576th shaunjc 594 452 5ms 11 Jun 2021 577th jacobly0 🇺🇸 594 538 21ms 15 Aug 2023 578th forthuser 594 575 3ms 24 Jul 2023 579th cure-honey 🇯🇵 594 601 42ms 24 Jun 2021 580th florton 593 305 9ms 7 Jan 2022 580th HenryTy83 593 305 8ms 4 Dec 2022 580th coreynash 593 305 8ms 26 May 2023 580th junkondo-jp 593 305 10ms 2 Jul 2024 580th targrik 593 305 9ms 7 Feb 2025 585th RedzGoose 🇦🇺 593 391 101ms 9 Sep 2024 586th sisyphus-ppcg 🇦🇺 592 259 42ms 12 Feb 2023 587th emgordon154 592 310 1,022ms 5 Dec 2021 588th Yewzir 🇧🇪 592 392 98ms 28 Mar 2024 589th emplv 🇱🇻 592 399 272ms 15 Feb 2021 590th HumanoidCPU 591 590 1,841ms 13 May 2024 590th CaedenHarper 🇨🇦 591 590 1,681ms 24 Jul 2025 590th dokutan 591 590 1,746ms 13 Sep 2025 590th Shanethegamer 🇺🇸 591 590 1,695ms 28 Sep 2025 590th prestosilver 🇺🇸 591 590 3,158ms 24 days ago 595th 386asm 🇺🇸 588 416 38ms 30 Apr 2023 596th plcc0 587 261 40ms 23 Mar 2025 597th edsrzf 🇳🇿 587 308 9ms 5 Nov 2025 597th KasperKivimaeki 🇫🇮 587 308 9ms 25 Nov 2025 599th charliegaming 585 309 9ms 3 Oct 2023 599th Steffan153 🇫🇮 585 309 9ms 21 Oct 2023 599th two-bad 🇬🇧 585 309 9ms 22 Feb 2024 599th smclaughlin-cf 585 309 9ms 4 Mar 2025 603rd Xzyaihni 585 396 114ms 20 Oct 2022 603rd elgan65536 585 396 110ms 30 Oct 2023 605th janbehrens 🇩🇪 585 404 271ms 20 Jun 2021 606th AkashTandon167 583 254 9ms 2 Jan 2021 606th ovs-code 🇩🇪 583 254 62ms 26 Aug 2024 608th zakariamouhid 583 310 9ms 4 Jun 2023 609th ScottHamper 581 311 8ms 26 Jun 2021 609th lifthrasiir 🇰🇷 581 311 8ms 23 Nov 2024 611th snoozingnewt 🇨🇦 581 316 805ms 23 Oct 2025 612th iznax 581 340 1ms 4 Oct 2020 613th Jacob385 579 256 10ms 1 Mar 2024 614th janbehrens 🇩🇪 579 312 9ms 17 Jun 2023 615th dokutan 579 323 96ms 15 days ago 616th nipzu 579 400 112ms 29 Dec 2021 617th dokutan 578 287 42ms 19 Oct 2024 618th msbranicky 578 506 7ms 13 Jan 2025 619th KatieLG 🇬🇧 578 526 7ms 31 Jul 2024 619th prestosilver 🇺🇸 578 526 7ms 24 days ago 621st KatieLG 🇬🇧 578 568 10ms 28 Sep 2024 621st CaedenHarper 🇨🇦 578 568 10ms 24 Jan 2025 621st JOrE20 🇺🇸 578 568 11ms 6 hours ago 624th sisyphus-ppcg 🇦🇺 577 225 125ms 4 Mar 2022 625th edsrzf 🇳🇿 577 311 5ms 19 Feb 2025 626th jared-hughes 577 313 8ms 11 May 2022 626th stefangimmillaro 577 313 9ms 23 Apr 2023 626th biocommando 🇫🇮 577 313 9ms 10 Aug 2023 626th CornerMercury 🇬🇧 577 313 9ms 26 Oct 2025 626th blaztoma 🇱🇹 577 313 9ms 3 days ago 631st olivermrose 🇺🇸 577 318 1,029ms 26 Nov 2021 631st anter69 🇭🇺 577 318 1,056ms 22 Feb 2024 631st dokutan 577 318 893ms 12 Mar 2025 634th scpchicken 🇵🇼 577 569 10ms 8 Mar 2022 634th DialFrost 🇸🇬 577 569 10ms 20 Jan 2023 634th jacobly0 🇺🇸 577 569 10ms 15 Aug 2023 634th HumanoidCPU 577 569 10ms 13 May 2024 638th jacobly0 🇺🇸 576 620 38ms 15 Aug 2023 639th snoozingnewt 🇨🇦 575 403 250ms 23 Oct 2025 640th jmerle 🇳🇱 575 528 7ms 4 Jul 2023 First Prev 561–640 of 2,332 Next Last