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 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 401st Shanethegamer 🇺🇸 582 109 686ms 17 Jan 2025 402nd davecame 582 119 18ms 5 Feb 2025 403rd Shanethegamer 🇺🇸 580 158 6ms 6 Feb 2025 404th moustave 578 120 20ms 12 Feb 2025 405th msbranicky 578 193 9ms 2 Feb 2025 406th dokutan 577 129 264ms 9 Feb 2025 407th Shanethegamer 🇺🇸 573 107 423ms 26 Jan 2025 408th Shanethegamer 🇺🇸 573 121 15ms 9 Jan 2025 409th GolfingSuccess 🇬🇷 570 144 21ms 31 Jan 2025 410th CaedenHarper 🇨🇦 569 181 637ms 4 Oct 2025 411th chartung17 568 122 13ms 24 Mar 2025 411th souta-1326 568 122 13ms 27 Mar 2025 411th CaedenHarper 🇨🇦 568 122 13ms 20 Jul 2025 414th gnlow 🇰🇷 568 126 11ms 11 Feb 2025 414th ShiraJoseph 🇺🇸 568 126 19ms 24 Feb 2025 416th InigoK 🇺🇸 563 123 18ms 7 Sep 2025 417th madex 🇩🇪 563 127 13ms 10 Feb 2025 418th CaedenHarper 🇨🇦 562 113 917ms 20 Jul 2025 419th h3ra993huskp 🇯🇵 560 184 833ms 18 days ago 420th ImpressedByRocks 559 124 52ms 12 Feb 2025 421st FlyingPenguin223 559 164 6ms 14 Feb 2025 422nd Shanethegamer 🇺🇸 558 95 1,223ms 17 Jan 2025 423rd CaedenHarper 🇨🇦 556 54 80ms 24 Oct 2025 424th HETHAT 🇩🇿 554 125 16ms 30 Jan 2025 425th ndren 552 115 594ms 20 Jul 2025 426th cros107 🇦🇺 550 126 21ms 25 Jul 2025 426th retrohun 550 126 19ms 6 Nov 2025 426th guilhem-roy 🇫🇷 550 126 21ms 25 days ago 429th The3gs 550 236 159ms 26 Jan 2025 430th dokutan 548 111 942ms 30 Aug 2025 431st MeWhenI 🇻🇦 544 144 335ms 28 Jan 2025 432nd JunkIce 537 129 15ms 31 Jan 2025 432nd KasperKivimaeki 🇫🇮 537 129 15ms 6 Jul 2025 434th Shanethegamer 🇺🇸 536 92 51ms 17 Jan 2025 435th MeWhenI 🇻🇦 534 99 10ms 27 Jan 2025 436th fuzzylojik-golf 🇺🇸 533 130 14ms 13 Jun 2025 437th JDiLenarda 🇫🇷 532 222 1,446ms 26 Jun 2025 438th fuzzylojik-golf 🇺🇸 525 121 969ms 6 Jul 2025 439th rollershutter 525 132 20ms 26 Mar 2025 440th Shanethegamer 🇺🇸 525 142 149ms 9 Feb 2025 441st prestosilver 🇺🇸 523 180 3ms 17 Nov 2025 442nd alexsave 522 137 21ms 8 Oct 2025 443rd BREMAUCY 🇫🇷 521 133 13ms 12 Aug 2025 443rd wobblybits 521 133 18ms 15 Aug 2025 445th Salutations45 518 138 15ms 13 Feb 2025 446th xyangst 515 139 21ms 14 Feb 2025 447th Shanethegamer 🇺🇸 512 153 335ms 31 Jan 2025 448th RaBa21 🇭🇺 510 136 14ms 12 Jul 2025 449th andrewjc2000 506 137 15ms 26 Aug 2025 450th Protothor 504 142 11ms 8 Jun 2025 451st aliberro39109 502 138 12ms 25 Jan 2025 452nd MeWhenI 🇻🇦 502 514 83ms 13 Mar 2025 453rd evan18c 499 139 15ms 16 Apr 2025 454th MeWhenI 🇻🇦 499 339 7ms 29 Jan 2025 455th JunkIce 492 129 444ms 31 Jan 2025 456th Pyroan 492 141 14ms 15 Feb 2025 456th vhoulbreque 🇫🇷 492 141 12ms 15 days ago 458th albanian-laundromat 485 109 142ms 39 hours ago 459th gresm 485 143 13ms 30 Jan 2025 459th OllieBoyne 🇬🇧 485 143 17ms 6 Feb 2025 461st elttil 485 194 3ms 13 Feb 2025 462nd Maltaran 🇵🇱 482 235 572ms 14 Feb 2025 463rd Feniske 🇫🇷 481 120 461ms 10 Feb 2025 464th madex 🇩🇪 481 144 15ms 31 Jan 2025 464th nooberitess 481 144 13ms 8 Apr 2025 464th neihousaigaai 481 144 15ms 10 Apr 2025 467th codewrite 🇬🇧 478 145 19ms 15 May 2025 468th MeWhenI 🇻🇦 476 436 13ms 27 Jul 2025 469th wuminws 474 175 4,212ms 19 Feb 2025 470th Shanethegamer 🇺🇸 467 163 15ms 16 Feb 2025 471st viv511 467 243 422ms 13 Feb 2025 472nd Pyroan 466 160 220ms 15 Feb 2025 473rd TheZwierzLF 🇵🇱 463 137 1,978ms 22 days ago 474th IsaacAlexBarden 459 151 20ms 6 Feb 2025 474th Mabeloid 🇳🇴 459 151 16ms 14 Feb 2025 476th heanyang1 459 205 2ms 3 Jun 2025 477th jatloe 453 153 15ms 17 Mar 2025 478th Robvdhout 453 158 11ms 10 Apr 2025 479th Emutis 🇱🇹 450 154 15ms 14 Feb 2025 479th Lv0Sys 🇵🇱 450 154 20ms 7 days ago First Prev 401–480 of 673 Next Last