The Tic-tac-toe hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Tutorial in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Maze Medal Tally 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 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 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Set Sphenic Numbers Star Wars GPT Tic-tac-toe Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 F# Factor Forth Fortran Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 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 Maze Medal Tally 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 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 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Set Sphenic Numbers Star Wars GPT Tic-tac-toe Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 1st GolfingSuccess 🇬🇷 0 23 25 Nov 2024 1st AlephSquirrel 0 23 25 Nov 2024 1st lifthrasiir 🇰🇷 0 23 26 Nov 2024 1st ovs-code 🇩🇪 0 23 26 Nov 2024 1st CLOStrophobic 🇮🇹 0 23 7 days ago 6th MeWhenI 🇻🇦 0 24 11 Dec 2024 6th Shanethegamer 🇺🇸 0 24 16 days ago 6th Natanaelel 🇸🇪 0 24 3 days ago 9th Shanethegamer 🇺🇸 0 26 20 Nov 2024 9th btnlq 0 26 26 Nov 2024 9th sean-niemann 🇺🇸 0 26 26 Nov 2024 9th DialFrost 🇸🇬 0 26 26 Nov 2024 9th emgordon154 0 26 28 Nov 2024 9th stefangimmillaro 0 26 3 Dec 2024 9th SirBogman 🇺🇸 0 26 3 Dec 2024 9th MeWhenI 🇻🇦 0 26 11 Dec 2024 9th GolfingSuccess 🇬🇷 0 26 21 Dec 2024 9th CaedenHarper 🇨🇦 0 26 22 days ago 9th bitsandbeyond 🇳🇱 0 26 17 days ago 9th CLOStrophobic 🇮🇹 0 26 4 days ago 21st emgordon154 0 27 26 Nov 2024 21st lynn 0 27 3 days ago 23rd Shanethegamer 🇺🇸 0 28 20 Nov 2024 23rd stefangimmillaro 0 28 20 Nov 2024 23rd error256 0 28 21 Nov 2024 23rd GolfingSuccess 🇬🇷 0 28 25 Nov 2024 23rd DialFrost 🇸🇬 0 28 26 Nov 2024 23rd sean-niemann 🇺🇸 0 28 26 Nov 2024 23rd FlyingPenguin223 0 28 27 Nov 2024 23rd emgordon154 0 28 28 Nov 2024 23rd m-tkach 🇺🇦 0 28 28 Nov 2024 23rd lifthrasiir 🇰🇷 0 28 30 Nov 2024 23rd sisyphus-ppcg 🇦🇺 0 28 2 Dec 2024 23rd zacjl 0 28 2 Dec 2024 23rd SirBogman 🇺🇸 0 28 3 Dec 2024 23rd SirBogman 🇺🇸 0 28 3 Dec 2024 23rd 2bular 0 28 9 Dec 2024 23rd Natanaelel 🇸🇪 0 28 9 Dec 2024 23rd MeWhenI 🇻🇦 0 28 11 Dec 2024 23rd antimon2 🇯🇵 0 28 16 Dec 2024 23rd CaedenHarper 🇨🇦 0 28 23 days ago 23rd CaedenHarper 🇨🇦 0 28 23 days ago 23rd CLOStrophobic 🇮🇹 0 28 4 days ago 23rd kg583 🇺🇸 0 28 3 days ago 45th ovs-code 🇩🇪 0 29 25 Nov 2024 45th GolfingSuccess 🇬🇷 0 29 25 Nov 2024 45th emgordon154 0 29 26 Nov 2024 45th stefangimmillaro 0 29 26 Nov 2024 45th JunkIce 0 29 3 Dec 2024 45th ndren 0 29 5 Dec 2024 45th CornerMercury 🇬🇧 0 29 5 Dec 2024 45th HumanoidCPU 0 29 22 days ago 45th duckyluuk 🇳🇱 0 29 14 days ago 45th Natanaelel 🇸🇪 0 29 3 days ago 45th voytxt 🇨🇿 0 29 39 hours ago 56th Shanethegamer 🇺🇸 0 30 20 Nov 2024 56th Quirkly-Quasar1 🇺🇸 0 30 3 Dec 2024 56th FlyingPenguin223 0 30 9 Dec 2024 56th MeWhenI 🇻🇦 0 30 11 Dec 2024 56th shadowninja55 🇺🇸 0 30 27 days ago 56th canissimia 🇦🇶 0 30 3 days ago 62nd CaedenHarper 🇨🇦 0 31 9 Dec 2024 62nd HumanoidCPU 0 31 22 days ago 62nd duckyluuk 🇳🇱 0 31 14 days ago 62nd voytxt 🇨🇿 0 31 41 hours ago 66th lyqio 0 32 4 Dec 2024 67th Shanethegamer 🇺🇸 0 33 20 Nov 2024 67th JRaspass 🇬🇧 0 33 22 Nov 2024 67th GolfingSuccess 🇬🇷 0 33 25 Nov 2024 67th sean-niemann 🇺🇸 0 33 26 Nov 2024 67th DialFrost 🇸🇬 0 33 26 Nov 2024 67th sisyphus-ppcg 🇦🇺 0 33 2 Dec 2024 67th SirBogman 🇺🇸 0 33 3 Dec 2024 67th CaedenHarper 🇨🇦 0 33 9 Dec 2024 67th Natanaelel 🇸🇪 0 33 9 Dec 2024 1–75 of 815 Next