Tic-tac-toe 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 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 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 CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 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 Erlang 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 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 Erlang 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 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 CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 450th OllieBoyne 🇬🇧 484 143 19ms 6 Feb 2025 452nd elttil 484 194 3ms 13 Feb 2025 453rd Feniske 🇫🇷 481 120 537ms 10 Feb 2025 454th madex 🇩🇪 481 144 17ms 31 Jan 2025 454th nooberitess 481 144 18ms 8 Apr 2025 454th neihousaigaai 481 144 21ms 10 Apr 2025 457th Maltaran 🇵🇱 481 235 390ms 14 Feb 2025 458th codewrite 🇬🇧 478 145 25ms 15 May 2025 459th MeWhenI 🇻🇦 476 436 15ms 27 Jul 2025 460th wuminws 474 175 3,743ms 19 Feb 2025 461st Shanethegamer 🇺🇸 467 163 16ms 16 Feb 2025 462nd Pyroan 466 160 540ms 15 Feb 2025 463rd viv511 466 243 401ms 13 Feb 2025 464th albanian-laundromat 464 114 201ms 25 Sep 2025 465th IsaacAlexBarden 459 151 34ms 6 Feb 2025 465th Mabeloid 🇳🇴 459 151 17ms 14 Feb 2025 467th heanyang1 458 205 3ms 3 Jun 2025 468th jatloe 453 153 16ms 17 Mar 2025 469th Robvdhout 453 158 12ms 10 Apr 2025 470th Emutis 🇱🇹 450 154 21ms 14 Feb 2025 471st iczelia 🇩🇪 450 159 13ms 12 days ago 472nd msbranicky 449 185 3,479ms 2 Feb 2025 473rd HumanoidCPU 447 160 16ms 21 Feb 2025 474th Fracture17 444 156 20ms 12 Feb 2025 474th mossiegoat 444 156 20ms 11 Jul 2025 476th aditsu 442 188 3,391ms 10 Aug 2025 477th bobbysq 441 157 17ms 4 Mar 2025 477th klixel 🇨🇦 441 157 17ms 19 Jul 2025 479th Ripick 441 205 348ms 15 Apr 2025 480th kirjavascript 439 163 12ms 14 Feb 2025 481st starfihs 438 158 26ms 10 Feb 2025 482nd weliveinhell 🇭🇹 431 166 32ms 18 Jun 2025 483rd croc54 430 161 13ms 31 Jan 2025 484th vhoulbreque 🇫🇷 425 163 26ms 4 Feb 2025 485th maxgodfrey2004 🇨🇦 424 267 60ms 14 Feb 2025 486th acollett89 418 171 17ms 14 Jul 2025 487th noanabeshima 417 166 17ms 9 Jul 2025 487th yokasuretsu 417 166 20ms 11 Jul 2025 489th CutSandstone 412 168 24ms 30 Jan 2025 489th sciencejiho 412 168 15ms 10 Feb 2025 489th dirckvdende 412 168 17ms 17 Jul 2025 492nd jameswmccarty 410 169 21ms 9 Feb 2025 493rd CaedenHarper 🇨🇦 410 191 379ms 19 days ago 494th madeforlosers 409 175 12ms 21 hours ago 495th hiichbindermax 407 170 17ms 5 Feb 2025 495th Lv0Sys 🇵🇱 407 170 23ms 15 Jun 2025 497th CaedenHarper 🇨🇦 405 331 319ms 3 days ago 498th dokutan 403 194 414ms 1 Feb 2025 499th Maltaran 🇵🇱 403 233 3ms 14 Feb 2025 500th YAJUE114514 400 173 20ms 30 Jul 2025 501st nstearns96 🇬🇧 396 175 25ms 4 Feb 2025 502nd Waffle3z 395 231 4ms 7 Feb 2025 503rd NerdyMcNerd42 394 176 16ms 20 Feb 2025 504th jerrandolph 392 342 368ms 24 Sep 2025 505th HumanoidCPU 391 177 21ms 26 Jan 2025 506th tomh1012 389 201 321ms 12 Sep 2025 507th CarsonChr 🇺🇸 387 179 15ms 31 Jan 2025 508th MeWhenI 🇻🇦 387 446 28ms 13 Mar 2025 509th madex 🇩🇪 385 128 35ms 31 Jan 2025 510th yoshykai 384 268 607ms 30 Mar 2025 511th gastropner 383 181 29ms 10 Feb 2025 512th snoozingnewt 🇺🇸 381 192 127ms 16 Sep 2025 513th JRaspass 🇬🇧 375 119 4ms 3 Feb 2025 514th aliakseikalosha 373 210 371ms 22 Jun 2025 515th StefanHabel 🇨🇦 372 186 19ms 14 Feb 2025 516th adamnielson42 🇺🇸 370 187 19ms 10 Feb 2025 517th HumanoidCPU 367 173 532ms 26 Jan 2025 518th madex 🇩🇪 367 353 253ms 28 Jan 2025 519th Alban-Boissard 365 190 16ms 14 Jun 2025 520th davidludwik2370 363 191 14ms 31 Jul 2025 521st KatieLG 🇬🇧 357 138 69ms 18 days ago 522nd scpchicken 🇵🇼 357 194 24ms 14 Aug 2025 523rd msbranicky 355 195 20ms 1 Feb 2025 524th zakariamouhid 347 206 24ms 8 Mar 2025 525th AstroOrbis 345 201 22ms 13 Jul 2025 First Prev 451–525 of 652 Next Last