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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers 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 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 226th prplz 🇦🇺 468 181 6 Jun 2021 227th MeWhenI 🇻🇦 467 601 10 Jun 2024 228th stefangimmillaro 461 217 17 Aug 2023 229th rucin93 🇵🇱 459 217 31 Oct 2024 230th ryyyn 🇺🇸 459 218 4 Jun 2025 231st CatsAreFluffy 457 341 27 Jan 2023 232nd hamhub7 449 391 3 Aug 2022 233rd bac0id 448 487 23 Feb 2024 234th DialFrost 🇸🇬 447 196 24 May 2024 235th MeWhenI 🇻🇦 447 301 16 Aug 2024 236th MeWhenI 🇻🇦 447 386 7 Mar 2022 237th Natanaelel 🇸🇪 446 306 1 Oct 2021 238th elgan65536 446 495 27 Mar 2024 239th prplz 🇦🇺 445 225 6 Jan 2023 240th DialFrost 🇸🇬 442 216 28 Jul 2024 241st sisyphus-ppcg 🇦🇺 440 125 17 Feb 2023 242nd lynn 437 229 24 Sep 2021 242nd rowechenzhong 437 229 26 Nov 2021 242nd CedricGebistorf 437 229 24 Feb 2022 245th neihousaigaai 424 515 10 May 2021 246th loganmacdougall 🇨🇦 423 368 15 Nov 2022 246th MeWhenI 🇻🇦 423 368 7 May 2023 248th emgordon154 421 201 21 Apr 2025 249th bac0id 419 419 22 Feb 2024 250th Natanaelel 🇸🇪 417 240 11 Nov 2024 250th wh3n3v3r 🇨🇿 417 240 18 Nov 2024 252nd MeWhenI 🇻🇦 412 323 26 May 2022 253rd ahmetdemirag 🇨🇾 409 245 4 Mar 2025 254th lifthrasiir 🇰🇷 405 126 6 Dec 2024 255th MeWhenI 🇻🇦 402 218 14 Feb 2023 256th FlorianCassayre 🇫🇷 400 250 18 Sep 2023 257th scpchicken 🇵🇼 398 213 6 Jan 2023 258th retrohun 398 474 2 Jan 2023 259th RYNO8 397 252 9 Sep 2021 260th didion0 🇺🇸 396 290 19 Apr 2022 261st PumpedSardines 384 299 18 Sep 2024 262nd raphaelimahorn 383 300 18 Aug 2021 263rd cros107 382 262 7 Feb 2025 264th adamnielson42 🇺🇸 381 263 25 Apr 2023 265th Ripick 381 525 24 Jul 2023 266th janbehrens 🇩🇪 381 573 31 Dec 2021 267th MeWhenI 🇻🇦 379 443 28 Feb 2022 268th ericlangedijk 🇸🇮 378 465 13 Mar 2022 269th ndren 375 267 23 days ago 270th IanUtley 374 366 21 Dec 2022 271st NewDefectus 🇮🇱 373 268 9 Jun 2021 272nd davecame 372 269 20 Mar 2024 273rd AlexanderFair 371 270 31 Jul 2023 274th arctouch-cristiannevianna 371 474 6 Mar 2024 275th Natanaelel 🇸🇪 370 532 10 Dec 2024 276th yzhs 🇩🇪 368 535 27 Jul 2021 277th MeWhenI 🇻🇦 359 703 1 Jan 2022 278th AlephSquirrel 353 509 23 Jan 2025 279th qpwoeirut 345 290 16 days ago 280th KatieLG 🇬🇧 345 534 20 Jan 2023 281st janbehrens 🇩🇪 338 511 20 Nov 2022 282nd RDShah 337 297 8 Jun 2022 282nd StefanHabel 🇨🇦 337 297 4 Sep 2023 284th scpchicken 🇵🇼 334 300 7 Jan 2023 285th janbehrens 🇩🇪 334 500 5 Jul 2023 286th janbehrens 🇩🇪 332 470 21 Mar 2022 287th strout 329 599 19 Aug 2022 288th scpchicken 🇵🇼 328 264 1 Jan 2023 289th MeWhenI 🇻🇦 323 669 18 Jun 2022 290th CaedenHarper 🇨🇦 321 312 3 days ago 291st janbehrens 🇩🇪 321 523 26 Mar 2022 292nd InigoK 🇺🇸 320 313 21 Oct 2023 293rd madex 🇩🇪 319 488 6 Nov 2024 294th SniperSmiley 🇺🇸 318 315 18 Jul 2022 295th CaedenHarper 🇨🇦 317 301 3 days ago 296th AlephSquirrel 317 316 30 Mar 2024 297th KatieLG 🇬🇧 317 362 28 Nov 2022 298th JRaspass 🇬🇧 313 277 27 Apr 2021 299th Irratix 🇳🇱 306 327 2 Jul 2022 300th janbehrens 🇩🇪 302 581 31 Dec 2021 Prev 226–300 of 435 Next