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 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 641st fourth-bit 572 259 13ms 13 Jan 2022 642nd MiranDaniel 🇨🇿 572 379 272ms 1 Sep 2023 643rd msbranicky 572 432 2ms 30 Aug 2023 644th iTearo 🇷🇺 572 469 4ms 29 Sep 2020 645th marcin7Cd 572 573 10ms 8 Oct 2020 645th KatieLG-Transpiler 🇬🇧 572 573 11ms 24 Jun 2022 647th gastropner 571 346 2ms 27 Jan 2021 648th the-zammers 571 386 112ms 13 Oct 2023 649th gussy420 570 260 10ms 26 Oct 2023 650th LHLaurini 🇧🇷 570 599 3ms 14 Jul 2024 651st GrayJoKing 🇦🇺 569 334 2ms 16 Feb 2022 652nd Sora1248 🇩🇪 569 347 1ms 5 Feb 2023 653rd JGDoerrer 569 407 108ms 17 Feb 2022 654th jacobly0 🇺🇸 569 600 3ms 15 Aug 2023 655th jared-hughes 568 376 84ms 20 Jul 2022 656th klixel 🇨🇦 568 408 118ms 14 Dec 2022 657th blaztoma 🇱🇹 567 319 9ms 11 Oct 2025 657th qpwoeirut 567 319 9ms 11 Oct 2025 657th iczelia 🇩🇪 567 319 8ms 15 Oct 2025 657th CaedenHarper 🇨🇦 567 319 9ms 5 Nov 2025 661st CaedenHarper 🇨🇦 567 514 1ms 11 Aug 2025 662nd Jacob385 566 256 353ms 9 Apr 2024 663rd AlephSquirrel 566 271 41ms 30 Dec 2022 664th MeWhenI 🇻🇦 566 320 649ms 15 Sep 2025 665th stefangimmillaro 566 336 440ms 6 Oct 2025 666th KatieLG-Transpiler 🇬🇧 566 537 6ms 18 Nov 2023 666th HumanoidCPU 566 537 6ms 11 days ago 668th helbling 🇨🇭 565 320 9ms 13 Mar 2024 669th jared-hughes 564 337 2ms 6 Mar 2022 670th HumanoidCPU 564 605 3ms 13 Aug 2025 671st olivermrose 🇺🇸 563 321 9ms 16 Oct 2021 671st Giga-Bowser 563 321 9ms 4 Jan 2022 673rd gastropner 563 379 77ms 10 Feb 2025 674th Natanaelel 🇸🇪 561 322 8ms 30 Jul 2021 675th prestosilver 🇺🇸 561 584 11ms 30 hours ago 676th MiffOttah 560 292 381ms 28 Nov 2024 677th didion0 🇺🇸 560 323 8ms 29 Apr 2021 677th medzes 560 323 8ms 23 Jul 2023 679th KatieLG-Transpiler 🇬🇧 560 610 3ms 14 Jul 2023 679th KatieLG 🇬🇧 560 610 3ms 14 Jul 2023 681st fitzdotlol 🇺🇸 558 324 8ms 21 Mar 2022 682nd Yewzir 🇧🇪 558 395 110ms 11 Nov 2023 683rd CaedenHarper 🇨🇦 557 641 39ms 25 Jan 2025 684th JOrE20 🇺🇸 557 2,254 1ms 12 Nov 2025 685th snoozingnewt 🇨🇦 557 2,255 1ms 24 days ago 686th trinityy-7 556 325 9ms 18 Mar 2024 687th LHLaurini 🇧🇷 556 546 7ms 14 Jul 2024 687th CaedenHarper 🇨🇦 556 546 7ms 24 Jul 2025 689th dokutan 554 376 33ms 10 Feb 2025 690th HumanoidCPU 554 528 3ms 12 Dec 2024 690th GolfingSuccess 🇬🇷 554 528 3ms 22 Dec 2024 690th Shanethegamer 🇺🇸 554 528 3ms 27 Dec 2024 690th KatieLG 🇬🇧 554 528 3ms 3 Jan 2025 690th CaedenHarper 🇨🇦 554 528 3ms 24 Jul 2025 695th TheSmilingTurtle 553 419 114ms 5 Jun 2022 696th Yewzir 🇧🇪 553 427 263ms 28 Oct 2023 697th jacobly0 🇺🇸 553 549 7ms 15 Aug 2023 698th snoozingnewt 🇨🇦 552 328 702ms 23 Oct 2025 699th annaproxy 552 330 14ms 15 Jun 2023 700th prestosilver 🇺🇸 552 530 4ms 29 hours ago 701st emgordon154 551 358 2ms 3 Jun 2025 702nd jared-hughes 550 359 2ms 21 Apr 2022 703rd primo-ppcg 🇹🇭 550 394 5ms 3 Feb 2021 704th primo-ppcg 🇹🇭 550 431 65ms 14 Jul 2021 705th JRaspass 🇬🇧 550 530 2ms 19 Dec 2020 705th theunofficialcoder 550 530 1ms 1 Sep 2021 705th jacobly0 🇺🇸 550 530 1ms 15 Aug 2023 705th Shanethegamer 🇺🇸 550 530 1ms 13 Sep 2023 705th roupiq 🇵🇱 550 530 1ms 22 Nov 2023 705th HumanoidCPU 550 530 1ms 22 Apr 2024 705th LHLaurini 🇧🇷 550 530 1ms 14 Jul 2024 705th Mabeloid 🇳🇴 550 530 2ms 16 Sep 2024 705th prestosilver 🇺🇸 550 530 1ms 15 days ago 714th Omega65536 🇩🇪 549 329 8ms 7 Jan 2021 715th MeWhenI 🇻🇦 549 422 214ms 15 Feb 2022 716th xkacer 🇨🇿 549 450 2ms 25 Jan 2021 717th Cazka 548 330 8ms 8 Feb 2022 717th pineapplebox 548 330 9ms 18 Feb 2022 719th FlyingPenguin223 548 347 1ms 2 Nov 2024 720th msbranicky 548 532 1ms 24 Jul 2023 First Prev 641–720 of 2,326 Next Last
