The Tic-tac-toe hole will go live in approximately 3 days. Why not try and solve it ahead of time?
K in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 Medal 1st 24 Game π₯ 2nd Arithmetic Numbers π₯ 3rd Arrows π₯ 4th Arrows π₯ 5th Ascending Primes π₯ 6th Billiards π₯ 7th Card Number Validation π₯ 8th DFA Simulator π₯ 9th Diamonds π₯ 10th Emirp Numbers π₯ 11th Emirp Numbers (Long) π₯ 12th Evil Numbers π₯ 13th Evil Numbers (Long) π₯ 14th Factorial Factorisation π₯ 15th Fibonacci π₯ 16th ForsythβEdwards Notation π₯ 17th Game of Life π₯ 18th Gijswijtβs Sequence π₯ 19th Gray Code Decoder π₯ 20th Gray Code Encoder π₯ 21st Happy Numbers π₯ 22nd Happy Numbers (Long) π₯ 23rd Hexdump π₯ 24th Intersection π₯ 25th ISBN π₯ 26th Jacobi Symbol π₯ 27th Kaprekar Numbers π₯ 28th Kaprekar Numbers π₯ 29th Kolakoski Sequence π₯ 30th Levenshtein Distance π₯ 31st Look and Say π₯ 32nd Lucky Numbers π₯ 33rd Lucky Tickets π₯ 34th Mahjong π₯ 35th Maze π₯ 36th Medal Tally π₯ 37th Minesweeper π₯ 38th Minesweeper π₯ 39th Morse Decoder π₯ 40th Morse Encoder π₯ 41st Musical Chords π₯ 42nd Musical Chords π₯ 43rd N Queens π₯ 44th Niven Numbers π₯ 45th Niven Numbers (Long) π₯ 46th Odious Numbers π₯ 47th Odious Numbers (Long) π₯ 48th PalindromemordnilaP π₯ 49th Partition Numbers π₯ 50th Pascalβs Triangle π₯ 51st Poker π₯ 52nd Polyominoes π₯ 53rd Prime Numbers π₯ 54th Prime Numbers (Long) π₯ 55th Proximity Grid π₯ 56th QR Decoder π₯ 57th Quine π₯ 58th RecamΓ‘n π₯ 59th Reversi π₯ 60th Rock-paper-scissors-Spock-lizard π₯ 61st ROT13 π₯ 62nd Rule 110 π₯ 63rd Scrambled Alphabetization π₯ 64th Set π₯ 65th Set π₯ 66th Set π₯ 67th Seven Segment π₯ 68th SI Units π₯ 69th SierpiΕski Triangle π₯ 70th Smith Numbers π₯ 71st Star Wars GPT π₯ 72nd Star Wars GPT π₯ 73rd Star Wars Opening Crawl π₯ 74th Sudoku π₯ 75th Sudoku (Fill-in) π₯ 76th Ten-pin Bowling π₯ 77th Tic-tac-toe π₯ 78th Tic-tac-toe π₯ 79th Time Distance π₯ 80th Trinomial Triangle π₯ 81st Trinomial Triangle π₯ 82nd United States π₯ 83rd Zodiac Signs π₯