Sudoku (Fill-in) in all languages in bytes. 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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 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 ArkScript 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 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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 321st KatieLG 🇬🇧 432 358 95ms 7 May 2021 321st commandz0 🇺🇸 432 358 51ms 31 Oct 2023 321st croc54 432 358 78ms 18 Jan 2025 324th MeWhenI 🇻🇦 431 323 923ms 26 May 2022 325th loganmacdougall 🇨🇦 430 368 3ms 15 Nov 2022 325th MeWhenI 🇻🇦 430 368 7ms 7 May 2023 327th bac0id 428 419 561ms 22 Feb 2024 328th Natanaelel 🇸🇪 424 306 2,308ms 1 Oct 2021 329th tomh1012 418 370 64ms 6 Mar 2026 330th annaproxy 417 371 3,808ms 1 May 2022 331st jusaka 414 174 6ms 7 days ago 332nd MeWhenI 🇻🇦 414 257 496ms 12 Nov 2022 333rd KatieLG 🇬🇧 413 362 20ms 28 Nov 2022 334th bac0id 410 487 657ms 23 Feb 2024 335th CatsAreFluffy 407 389 2ms 27 Jan 2023 336th dillon-duncando 406 381 13ms 11 Oct 2022 337th IanUtley 399 366 33ms 21 Dec 2022 338th KatieLG 🇬🇧 398 304 159ms 26 Dec 2023 339th Waffle3z 398 415 124ms 26 Apr 2021 340th KatieLG 🇬🇧 397 358 830ms 15 Jan 2024 341st CaedenHarper 🇨🇦 391 362 4,358ms 25 Sep 2025 342nd MeWhenI 🇻🇦 391 443 630ms 28 Feb 2022 343rd neihousaigaai 388 515 684ms 10 May 2021 344th ericlangedijk 🇸🇮 386 465 474ms 13 Mar 2022 345th Natanaelel 🇸🇪 385 187 12ms 5 Nov 2025 346th MeWhenI 🇻🇦 383 391 18ms 22 Sep 2021 347th Ripick 380 525 587ms 24 Jul 2023 348th blaztoma 🇱🇹 379 276 21ms 13 Dec 2025 349th arctouch-cristiannevianna 378 474 570ms 6 Mar 2024 350th Natanaelel 🇸🇪 377 532 162ms 10 Dec 2024 351st yzhs 🇩🇪 375 535 317ms 27 Jul 2021 352nd Babafaba 374 413 548ms 26 Oct 2025 353rd JOrE20 370 404 14ms 7 Feb 2026 354th nullie 365 424 20ms 17 Jun 2022 355th TaserTheFox 🇺🇸 361 428 4,056ms 23 May 2023 356th blaztoma 🇱🇹 361 508 208ms 10 Dec 2025 357th aaronze 🇦🇺 360 416 151ms 2 May 2021 358th fynnkroeger 360 430 23ms 1 May 2021 358th wh3n3v3r 🇨🇿 360 430 32ms 18 Nov 2024 360th Babafaba 359 396 1,238ms 26 Oct 2025 361st KatieLG 🇬🇧 357 534 107ms 20 Jan 2023 362nd MeWhenI 🇻🇦 354 419 210ms 3 Aug 2024 363rd MeWhenI 🇻🇦 352 469 11ms 30 Sep 2021 364th Natanaelel 🇸🇪 351 426 15ms 11 Dec 2021 365th eiburns 351 441 53ms 10 May 2023 366th janbehrens 🇩🇪 350 427 766ms 2 Sep 2024 367th janbehrens 🇩🇪 349 443 311ms 17 Jun 2023 368th janbehrens 🇩🇪 347 575 925ms 31 Dec 2021 369th janbehrens 🇩🇪 346 511 4,307ms 20 Nov 2022 370th FlorianCassayre 🇫🇷 344 449 495ms 17 Oct 2022 371st janbehrens 🇩🇪 343 502 317ms 5 Jul 2023 372nd janbehrens 🇩🇪 337 470 17ms 21 Mar 2022 373rd rsgray 330 468 1,434ms 7 Feb 2024 374th janbehrens 🇩🇪 330 525 824ms 26 Mar 2022 375th mathisfun271 329 470 31ms 6 Mar 2024 376th jerrandolph 324 724 389ms 1 Oct 2025 377th retrohun 320 602 43ms 2 Jan 2023 378th MeWhenI 🇻🇦 317 809 2,395ms 1 Jan 2022 379th coreynash 313 478 25ms 4 Mar 2024 380th knutae 🇳🇴 311 498 44ms 18 Jul 2021 381st strout 310 647 282ms 19 Aug 2022 382nd kmathis22 309 646 568ms 17 days ago 383rd janbehrens 🇩🇪 308 433 1,332ms 24 Feb 2022 384th janbehrens 🇩🇪 308 583 562ms 31 Dec 2021 385th MaxElf999 304 508 11ms 29 Sep 2022 386th Lv0Sys 🇵🇱 302 495 12ms 28 Feb 2026 387th CaedenHarper 🇨🇦 285 525 20ms 28 Aug 2025 388th prestosilver 🇺🇸 283 705 419ms 12 hours ago 389th CaedenHarper 🇨🇦 280 714 571ms 22 Mar 2026 390th TheZwierzLF 🇵🇱 279 554 304ms 25 Dec 2025 391st hjcafaroUC 277 559 354ms 12 Jun 2021 392nd Lv0Sys 🇵🇱 275 562 21ms 20 Feb 2026 393rd targrik 269 641 21ms 1 Feb 2025 394th LukeBridges 🇬🇧 268 559 14ms 24 Sep 2024 395th twocatsinatrenchcoat 268 578 11ms 16 Apr 2022 396th TheZwierzLF 🇵🇱 263 460 87ms 5 Jan 2026 397th OllieBoyne 🇬🇧 263 588 150ms 15 May 2021 398th QuincyNash 🇺🇸 262 591 966ms 4 Dec 2022 399th CaedenHarper 🇨🇦 262 686 524ms 21 Oct 2025 400th JOrE20 260 594 16ms 22 Feb 2026 First Prev 321–400 of 530 Next Last