The Tic-tac-toe hole will go live in approximately 45 hours. 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 521st HumanoidCPU 0 83 22 days ago 521st CaedenHarper 🇨🇦 0 83 3 days ago 528th Shanethegamer 🇺🇸 0 84 20 Nov 2024 529th emgordon154 0 85 27 Nov 2024 529th Natanaelel 🇸🇪 0 85 9 Dec 2024 529th MeWhenI 🇻🇦 0 85 11 Dec 2024 529th m-tkach 🇺🇦 0 85 25 days ago 533rd AlephSquirrel 0 86 25 Nov 2024 533rd CaedenHarper 🇨🇦 0 86 9 Dec 2024 533rd CaedenHarper 🇨🇦 0 86 9 Dec 2024 533rd HumanoidCPU 0 86 23 days ago 533rd duckyluuk 🇳🇱 0 86 16 days ago 533rd duckyluuk 🇳🇱 0 86 16 days ago 539th GolfingSuccess 🇬🇷 0 87 25 Nov 2024 539th CaedenHarper 🇨🇦 0 87 16 days ago 539th duckyluuk 🇳🇱 0 87 16 days ago 539th duckyluuk 🇳🇱 0 87 16 days ago 539th Maximizer02 0 87 14 days ago 544th GolfingSuccess 🇬🇷 0 88 25 Nov 2024 544th emgordon154 0 88 28 Nov 2024 544th GolfingSuccess 🇬🇷 0 88 9 Dec 2024 544th MeWhenI 🇻🇦 0 88 11 Dec 2024 544th RedzGoose 🇦🇺 0 88 15 Dec 2024 544th HumanoidCPU 0 88 23 days ago 544th HumanoidCPU 0 88 23 days ago 544th HumanoidCPU 0 88 23 days ago 544th desecaw13 0 88 4 days ago 553rd GolfingSuccess 🇬🇷 0 89 25 Nov 2024 553rd AdrienHache 🇫🇷 0 89 25 Nov 2024 553rd ovs-code 🇩🇪 0 89 26 Nov 2024 553rd dokutan 0 89 10 Dec 2024 553rd Fishyfii 0 89 19 days ago 558th Shanethegamer 🇺🇸 0 90 20 Nov 2024 558th emgordon154 0 90 28 Nov 2024 558th SirBogman 🇺🇸 0 90 4 Dec 2024 558th duckyluuk 🇳🇱 0 90 16 days ago 562nd CaedenHarper 🇨🇦 0 91 9 Dec 2024 563rd roupiq 🇵🇱 0 92 1 Dec 2024 563rd JunkIce 0 92 3 Dec 2024 563rd GeneralFabian 0 92 4 Dec 2024 563rd KasperKivimaeki 🇫🇮 0 92 5 days ago 563rd Salutations45 0 92 2 days ago 563rd RYSF13 0 92 38 hours ago 569th sean-niemann 🇺🇸 0 93 26 Nov 2024 569th emgordon154 0 93 27 Nov 2024 569th Shanethegamer 🇺🇸 0 93 10 Dec 2024 572nd Shanethegamer 🇺🇸 0 94 20 Nov 2024 572nd CaedenHarper 🇨🇦 0 94 9 Dec 2024 572nd GolfingSuccess 🇬🇷 0 94 9 Dec 2024 572nd The-Wolfson 0 94 18 Dec 2024 572nd HumanoidCPU 0 94 23 days ago 577th AlephSquirrel 0 95 25 Nov 2024 577th ovs-code 🇩🇪 0 95 26 Nov 2024 577th CLOStrophobic 🇮🇹 0 95 3 days ago 580th Shanethegamer 🇺🇸 0 96 20 Nov 2024 580th error256 0 96 21 Nov 2024 580th JunkIce 0 96 3 Dec 2024 580th SirBogman 🇺🇸 0 96 3 Dec 2024 584th GolfingSuccess 🇬🇷 0 97 25 Nov 2024 584th inventshah 0 97 29 Nov 2024 584th sean-niemann 🇺🇸 0 97 30 Nov 2024 584th JunkIce 0 97 3 Dec 2024 584th HumanoidCPU 0 97 23 days ago 584th Natanaelel 🇸🇪 0 97 5 days ago 590th Shanethegamer 🇺🇸 0 98 20 Nov 2024 590th MeWhenI 🇻🇦 0 98 11 Dec 2024 590th arcpolaris 0 98 13 Dec 2024 590th duckyluuk 🇳🇱 0 98 16 days ago 590th zacjl 0 98 5 days ago 595th Shanethegamer 🇺🇸 0 99 20 Nov 2024 595th stefangimmillaro 0 99 26 Nov 2024 595th CaedenHarper 🇨🇦 0 99 9 Dec 2024 595th MeWhenI 🇻🇦 0 99 11 Dec 2024 595th sean-niemann 🇺🇸 0 99 9 days ago 595th CaedenHarper 🇨🇦 0 99 3 days ago Prev 526–600 of 827 Next