The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Tic-tac-toe 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 319th olleicua 🇺🇸 737 68 35ms 9 Mar 2025 322nd JohandeRuiter 🇳🇱 737 129 3ms 10 Feb 2025 323rd Shanethegamer 🇺🇸 737 162 1,479ms 17 Jan 2025 324th MeWhenI 🇻🇦 734 76 9ms 13 Jul 2025 325th chartung17 733 122 13ms 24 Mar 2025 325th souta-1326 733 122 13ms 27 Mar 2025 325th CaedenHarper 🇨🇦 733 122 13ms 20 Jul 2025 328th MeWhenI 🇻🇦 732 185 367ms 31 Jan 2025 329th m-tkach 🇺🇦 732 208 32ms 26 Jun 2025 330th sean-niemann 🇺🇸 727 109 527ms 2 Jul 2025 331st InigoK 🇺🇸 727 123 18ms 7 Sep 2025 332nd DialFrost 🇸🇬 725 116 4,036ms 30 Jan 2025 333rd duckyluuk 🇳🇱 722 100 16ms 14 Feb 2025 334th Shanethegamer 🇺🇸 721 110 696ms 17 Jan 2025 335th ImpressedByRocks 721 124 52ms 12 Feb 2025 336th HETHAT 🇩🇿 715 125 16ms 30 Jan 2025 336th albanian-laundromat 715 125 15ms 27 Jul 2025 338th nullie 715 183 238ms 20 Feb 2025 339th kg583 🇺🇸 715 205 52ms 14 Feb 2025 340th albanian-laundromat 713 190 288ms 10 days ago 341st AlephSquirrel 712 191 4ms 19 May 2025 342nd cros107 🇦🇺 710 126 21ms 25 Jul 2025 342nd retrohun 710 126 19ms 6 Nov 2025 342nd guilhem-roy 🇫🇷 710 126 21ms 26 days ago 345th gastropner 710 161 83ms 10 Feb 2025 346th Shanethegamer 🇺🇸 704 270 686ms 31 Jan 2025 347th CaedenHarper 🇨🇦 702 113 917ms 20 Jul 2025 348th retrohun 700 102 549ms 14 Feb 2025 349th SirBogman 🇺🇸 698 70 40ms 5 Feb 2025 350th dokutan 694 62 36ms 31 Jan 2025 351st Andrey-Plotnikov 694 104 11ms 29 May 2025 352nd MeWhenI 🇻🇦 694 217 1,811ms 7 Nov 2025 353rd KasperKivimaeki 🇫🇮 693 129 15ms 6 Jul 2025 354th MeWhenI 🇻🇦 693 163 13ms 8 Jul 2025 355th MeWhenI 🇻🇦 693 165 595ms 29 Jan 2025 356th DialFrost 🇸🇬 691 66 4ms 27 Jan 2025 357th ndren 689 115 594ms 20 Jul 2025 358th fuzzylojik-golf 🇺🇸 688 130 14ms 13 Jun 2025 359th CaedenHarper 🇨🇦 685 54 80ms 24 Oct 2025 360th rucin93 🇵🇱 685 122 398ms 25 Jul 2025 361st Shanethegamer 🇺🇸 684 198 315ms 31 Jan 2025 362nd edsrzf 🇳🇿 681 199 313ms 16 Nov 2025 363rd Shanethegamer 🇺🇸 679 153 582ms 16 Feb 2025 364th albanian-laundromat 678 117 671ms 4 Aug 2025 365th rollershutter 677 132 20ms 26 Mar 2025 366th MeWhenI 🇻🇦 676 211 12ms 26 Jan 2025 367th MeWhenI 🇻🇦 674 141 3ms 29 Jan 2025 368th SB-945 672 133 20ms 31 Jan 2025 368th BREMAUCY 🇫🇷 672 133 13ms 12 Aug 2025 368th wobblybits 672 133 18ms 15 Aug 2025 371st MeWhenI 🇻🇦 671 155 834ms 27 Jan 2025 372nd AlephSquirrel 671 172 15ms 25 Jan 2025 373rd emgordon154 670 128 53ms 29 May 2025 374th tayloia 🇬🇧 669 108 13ms 26 Jan 2025 374th coreynash 669 108 13ms 13 Feb 2025 376th CaedenHarper 🇨🇦 667 93 1,127ms 2 Oct 2025 377th olleicua 🇺🇸 662 109 11ms 9 Sep 2025 378th j2e2 🇪🇸 661 154 27ms 14 Feb 2025 379th Salutations45 660 82 9ms 7 Oct 2025 380th fuzzylojik-golf 🇺🇸 655 121 969ms 6 Jul 2025 381st emgordon154 654 200 218ms 18 Feb 2025 382nd andrewjc2000 653 137 15ms 26 Aug 2025 383rd aliberro39109 648 138 12ms 25 Jan 2025 383rd dokutan 648 138 21ms 31 Jan 2025 385th jared-hughes 645 112 11ms 13 Feb 2025 386th MeWhenI 🇻🇦 644 147 157ms 30 Jan 2025 387th dokutan 642 162 902ms 24 Sep 2025 388th tobeannouncd 641 192 191ms 25 Apr 2025 389th gastropner 640 92 345ms 10 Feb 2025 390th MeWhenI 🇻🇦 639 97 949ms 15 Sep 2025 391st MeWhenI 🇻🇦 638 147 126ms 31 Jan 2025 392nd the-zammers 638 193 181ms 2 Feb 2025 393rd Shanethegamer 🇺🇸 635 141 124ms 6 Feb 2025 394th Pyroan 634 141 14ms 15 Feb 2025 394th vhoulbreque 🇫🇷 634 141 12ms 16 days ago 396th galloj 🇨🇿 632 68 34ms 30 Jan 2025 397th targrik 628 115 11ms 5 Feb 2025 398th MeWhenI 🇻🇦 627 121 176ms 8 Jul 2025 399th gresm 625 143 13ms 30 Jan 2025 400th Shanethegamer 🇺🇸 625 150 121ms 6 Feb 2025 First Prev 321–400 of 676 Next Last