Sudoku (Fill-in) 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time 226th stefangimmillaro 535 428 13 Dec 2024 227th bizy-coder 533 188 4 Aug 2023 227th Rubiksmath 533 188 2 Sep 2024 229th BREMAUCY 🇫🇷 530 189 17 days ago 230th edsrzf 🇳🇿 520 277 14 days ago 231st jared-hughes 519 193 13 Mar 2022 232nd MeWhenI 🇻🇦 518 222 11 Aug 2021 233rd tayloia 🇬🇧 513 224 1 Jun 2022 233rd KatieLG 🇬🇧 513 224 16 days ago 235th MeWhenI 🇻🇦 509 188 24 May 2024 236th slerpyyy 🇩🇪 500 311 21 Oct 2022 237th SirBogman 🇺🇸 496 111 29 Oct 2022 238th andersk 🇺🇸 496 445 28 Nov 2022 239th jacklynnepenick 493 203 17 Aug 2021 239th FortuiteMan 🇫🇷 493 203 6 Aug 2023 241st KatieLG 🇬🇧 491 204 43 hours ago 242nd jared-hughes 485 173 10 Sep 2022 243rd pschmid0 🇺🇸 480 348 12 Oct 2022 244th Natanaelel 🇸🇪 472 178 11 Nov 2024 245th MeWhenI 🇻🇦 469 946 28 Aug 2023 246th cros107 🇦🇺 466 215 8 Sep 2025 246th ryyyn 🇺🇸 466 215 17 Sep 2025 248th prplz 🇦🇺 464 181 6 Jun 2021 249th MeWhenI 🇻🇦 462 227 18 Mar 2024 250th stefangimmillaro 461 217 17 Aug 2023 251st rucin93 🇵🇱 459 217 31 Oct 2024 252nd CatsAreFluffy 456 341 27 Jan 2023 253rd hamhub7 449 391 3 Aug 2022 254th DialFrost 🇸🇬 447 196 24 May 2024 255th MeWhenI 🇻🇦 447 386 7 Mar 2022 256th elgan65536 446 495 27 Mar 2024 257th prplz 🇦🇺 445 225 6 Jan 2023 258th DialFrost 🇸🇬 443 216 28 Jul 2024 259th sisyphus-ppcg 🇦🇺 441 125 17 Feb 2023 260th emgordon154 437 126 13 Sep 2025 261st lynn 437 229 24 Sep 2021 261st rowechenzhong 437 229 26 Nov 2021 261st CedricGebistorf 437 229 24 Feb 2022 264th loganmacdougall 🇨🇦 423 368 15 Nov 2022 264th MeWhenI 🇻🇦 423 368 7 May 2023 266th bac0id 419 419 22 Feb 2024 267th Natanaelel 🇸🇪 417 240 11 Nov 2024 267th wh3n3v3r 🇨🇿 417 240 18 Nov 2024 269th MeWhenI 🇻🇦 412 323 26 May 2022 270th MeWhenI 🇻🇦 410 301 16 Aug 2024 271st ahmetdemirag 🇨🇾 409 245 4 Mar 2025 272nd lifthrasiir 🇰🇷 405 126 6 Dec 2024 273rd MeWhenI 🇻🇦 402 218 14 Feb 2023 274th bac0id 401 487 23 Feb 2024 275th FlorianCassayre 🇫🇷 400 250 18 Sep 2023 276th retrohun 398 474 2 Jan 2023 277th RYNO8 397 252 9 Sep 2021 278th didion0 🇺🇸 397 290 19 Apr 2022 279th Natanaelel 🇸🇪 396 306 1 Oct 2021 280th scpchicken 🇵🇼 394 213 6 Jan 2023 281st PumpedSardines 385 299 18 Sep 2024 282nd raphaelimahorn 383 300 18 Aug 2021 283rd adamnielson42 🇺🇸 381 263 25 Apr 2023 284th MeWhenI 🇻🇦 379 443 28 Feb 2022 285th neihousaigaai 379 515 10 May 2021 286th ericlangedijk 🇸🇮 378 465 13 Mar 2022 287th ndren 375 267 14 Jul 2025 288th NewDefectus 🇮🇱 374 268 9 Jun 2021 289th IanUtley 374 366 21 Dec 2022 290th davecame 372 269 20 Mar 2024 291st AlexanderFair 371 270 31 Jul 2023 292nd arctouch-cristiannevianna 371 474 6 Mar 2024 293rd Natanaelel 🇸🇪 370 532 10 Dec 2024 294th Ripick 369 525 24 Jul 2023 295th yzhs 🇩🇪 368 535 27 Jul 2021 296th MeWhenI 🇻🇦 359 703 1 Jan 2022 297th AlephSquirrel 355 509 23 Jan 2025 298th qpwoeirut 349 287 21 Sep 2025 299th KatieLG 🇬🇧 345 534 20 Jan 2023 300th janbehrens 🇩🇪 341 573 31 Dec 2021 First Prev 226–300 of 457 Next Last