The Continued Fractions hole will go live in approximately 27 hours. 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 Calendar 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 Multitap Input 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 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 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 ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar 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 Multitap Input 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 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 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 561st tomh1012 391 201 451ms 12 Sep 2025 562nd nemoyatpeace 390 178 13ms 13 Jan 2026 563rd CarsonChr 🇺🇸 388 179 14ms 31 Jan 2025 564th madex 🇩🇪 387 128 43ms 31 Jan 2025 565th yoshykai 386 268 510ms 30 Mar 2025 566th gastropner 384 181 23ms 10 Feb 2025 567th JOrE20 381 182 14ms 29 Jan 2026 568th snoozingnewt 🇨🇦 381 192 129ms 16 Sep 2025 569th JRaspass 🇬🇧 375 119 4ms 3 Feb 2025 570th aliakseikalosha 374 210 356ms 22 Jun 2025 571st StefanHabel 🇨🇦 373 186 15ms 14 Feb 2025 572nd adamnielson42 🇺🇸 371 187 14ms 10 Feb 2025 573rd madex 🇩🇪 369 353 349ms 28 Jan 2025 574th HumanoidCPU 367 173 549ms 26 Jan 2025 575th Alban-Boissard 365 190 16ms 14 Jun 2025 576th Macweese 364 284 477ms 13 days ago 577th davidludwik2370 363 191 13ms 31 Jul 2025 577th To5BG 363 191 16ms 16 Nov 2025 579th IISResetMe 361 160 1,942ms 7 Jan 2026 580th scpchicken 🇵🇼 358 194 18ms 14 Aug 2025 580th michaelhodel 358 194 14ms 16 Nov 2025 582nd msbranicky 356 195 16ms 1 Feb 2025 583rd AstroOrbis 351 198 20ms 17 days ago 583rd Andrey2001 351 198 14ms 13 days ago 585th zakariamouhid 348 206 13ms 8 Mar 2025 586th dokutan 347 328 4,329ms 28 Apr 2025 587th viv511 345 274 2ms 7 Feb 2025 588th CaedenHarper 🇨🇦 341 334 61ms 12 Sep 2025 589th ereztaiar 🇮🇱 341 395 368ms 8 Apr 2025 590th MeWhenI 🇻🇦 341 446 27ms 13 Mar 2025 591st blaztoma 🇱🇹 338 224 6ms 22 Sep 2025 592nd Schmitt-Very-Cool 337 307 705ms 3 Oct 2025 593rd CaedenHarper 🇨🇦 336 213 16ms 23 Aug 2025 594th Ronterox 332 149 39ms 23 days ago 595th gigaprofisi 🇺🇸 330 217 16ms 4 Nov 2025 596th KatieLG 🇬🇧 330 428 14ms 27 Jun 2025 597th RedzGoose 🇦🇺 329 211 22ms 10 Feb 2025 598th aksyristos 324 214 14ms 21 Mar 2025 598th TheZwierzLF 🇵🇱 324 214 15ms 29 May 2025 600th HumanoidCPU 324 292 3ms 5 Jun 2025 601st yhm138 321 216 13ms 16 Feb 2025 601st te-chnical 321 216 14ms 1 Jan 2026 603rd mbittner20 320 217 16ms 24 Feb 2025 603rd aaardwark 320 217 23ms 31 May 2025 605th EthanJantz 313 222 15ms 10 Aug 2025 606th Chinay-Domitrix 🇺🇸 312 266 3,230ms 6 Apr 2025 607th adaGrad1 311 223 18ms 3 Aug 2025 608th The-Wolfson 308 302 100ms 5 Feb 2025 609th CaedenHarper 🇨🇦 303 312 3ms 12 Sep 2025 610th CarterStroik 302 307 4ms 13 Nov 2025 611th TheZwierzLF 🇵🇱 300 165 43ms 6 Jan 2026 612th Wonamm 298 233 15ms 14 Feb 2025 612th TheAtrossian 298 233 12ms 15 Feb 2025 614th Mikey-Beep 🇬🇧 295 235 15ms 5 Oct 2025 615th FortuiteMan 🇫🇷 290 239 17ms 7 Jul 2025 616th vroup 🇩🇰 283 278 502ms 18 Aug 2025 617th Yewzir 🇧🇪 281 247 13ms 6 Feb 2025 618th JOrE20 280 177 38ms 25 days ago 619th mousetail 🇳🇱 279 339 3ms 31 Jan 2025 620th ehulinsky 🇺🇸 278 241 12ms 3 Apr 2025 621st MiLk 277 251 15ms 19 Feb 2025 622nd Shotokhan 268 259 17ms 25 Sep 2025 623rd Zach1031 268 424 1,413ms 15 Nov 2025 624th Yewzir 🇧🇪 266 239 538ms 7 Feb 2025 625th Jacob385 266 389 537ms 14 Feb 2025 626th Stockoh 🇫🇷 264 263 109ms 13 Feb 2025 627th CaedenHarper 🇨🇦 263 572 2,131ms 23 Oct 2025 628th ibeucaly 261 516 373ms 11 Mar 2025 629th lucasging 258 269 13ms 13 Jun 2025 630th omero-san 256 271 16ms 26 Sep 2025 631st codewrite 🇬🇧 250 315 433ms 17 May 2025 632nd Aquateraneal 248 280 16ms 13 days ago 633rd nephila-nacrea 🇬🇧 240 186 26ms 31 Jan 2025 634th Nikinator2704 237 293 12ms 1 Nov 2025 635th MeWhenI 🇻🇦 234 513 45ms 9 May 2025 636th kasarino 231 341 433ms 10 hours ago 637th mintyproof 214 324 14ms 14 Feb 2025 638th atazzam 🇺🇸 212 328 14ms 14 Feb 2025 639th kasarino 212 566 44ms 30 hours ago 640th RobertBurs 201 346 15ms 26 Sep 2025 First Prev 561–640 of 742 Next Last