Sudoku (Fill-in) 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 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 Chars Time Submitted 321st MeWhenI 🇻🇦 373 257 496ms 12 Nov 2022 322nd davecame 373 269 130ms 20 Mar 2024 323rd arctouch-cristiannevianna 372 474 509ms 6 Mar 2024 324th AlexanderFair 371 270 83ms 31 Jul 2023 325th Ripick 371 525 612ms 24 Jul 2023 326th Natanaelel 🇸🇪 370 532 162ms 10 Dec 2024 327th yzhs 🇩🇪 368 535 430ms 27 Jul 2021 328th MeWhenI 🇻🇦 359 703 2,268ms 1 Jan 2022 329th kmathis22 358 548 568ms 2 days ago 330th AlephSquirrel 355 509 100ms 23 Jan 2025 331st blaztoma 🇱🇹 351 276 129ms 13 Dec 2025 332nd qpwoeirut 349 287 21ms 21 Sep 2025 333rd KatieLG 🇬🇧 345 534 124ms 20 Jan 2023 334th blaztoma 🇱🇹 343 508 208ms 10 Dec 2025 335th janbehrens 🇩🇪 343 573 925ms 31 Dec 2021 336th RDShah 337 297 13ms 8 Jun 2022 337th janbehrens 🇩🇪 336 500 217ms 5 Jul 2023 338th scpchicken 🇵🇼 334 300 87ms 7 Jan 2023 339th madeforlosers 330 349 38ms 7 days ago 340th janbehrens 🇩🇪 330 470 17ms 21 Mar 2022 341st strout 329 599 282ms 19 Aug 2022 342nd scpchicken 🇵🇼 328 264 561ms 1 Jan 2023 343rd CaedenHarper 🇨🇦 323 310 57ms 15 Sep 2025 344th MeWhenI 🇻🇦 323 669 54ms 18 Jun 2022 345th CaedenHarper 🇨🇦 321 298 782ms 15 Sep 2025 346th janbehrens 🇩🇪 321 523 824ms 26 Mar 2022 347th jerrandolph 321 718 362ms 1 Oct 2025 348th SniperSmiley 🇺🇸 318 315 238ms 18 Jul 2022 349th AlephSquirrel 317 316 63ms 30 Mar 2024 350th prestosilver 🇺🇸 315 620 417ms 13 days ago 351st JRaspass 🇬🇧 313 277 452ms 27 Apr 2021 352nd JOrE20 311 322 25ms 22 Feb 2026 353rd Irratix 🇳🇱 307 327 73ms 2 Jul 2022 354th janbehrens 🇩🇪 303 581 548ms 31 Dec 2021 355th CaedenHarper 🇨🇦 300 362 4,467ms 25 Sep 2025 356th alemelis 298 294 1,052ms 21 Aug 2024 357th amollberg 🇸🇪 297 338 83ms 20 Feb 2022 358th targrik 295 569 36ms 1 Feb 2025 359th MeWhenI 🇻🇦 293 502 181ms 28 May 2022 360th retrohun 291 344 16ms 29 Apr 2021 361st madex 🇩🇪 286 350 22ms 4 days ago 362nd Natanaelel 🇸🇪 285 304 449ms 3 Jun 2024 363rd commandz0 🇺🇸 280 358 22ms 31 Oct 2023 363rd croc54 280 358 35ms 18 Jan 2025 365th KatieLG 🇬🇧 277 304 71ms 26 Dec 2023 366th yzhs 🇩🇪 277 362 38ms 14 Jun 2022 367th aaronze 🇦🇺 277 416 1,055ms 2 May 2021 368th CaedenHarper 🇨🇦 275 714 571ms 16 days ago 369th Natanaelel 🇸🇪 273 187 12ms 5 Nov 2025 370th tomh1012 271 370 48ms 6 Mar 2026 371st janbehrens 🇩🇪 271 425 987ms 2 Sep 2024 372nd annaproxy 270 371 2,921ms 20 Sep 2022 373rd Natanaelel 🇸🇪 270 426 13ms 11 Dec 2021 374th KatieLG 🇬🇧 267 358 962ms 15 Jan 2024 375th MeWhenI 🇻🇦 267 469 15ms 30 Sep 2021 376th dillon-duncando 263 381 15ms 11 Oct 2022 377th Lv0Sys 🇵🇱 261 441 16ms 28 Feb 2026 378th dokutan 259 387 16ms 27 Dec 2025 379th CaedenHarper 🇨🇦 257 686 552ms 21 Oct 2025 380th dokutan 248 386 418ms 14 Feb 2026 381st yuchuehw 244 410 17ms 17 Jan 2024 382nd HumanoidCPU 241 416 13ms 6 Sep 2025 383rd coreynash 241 478 29ms 4 Mar 2024 384th MeWhenI 🇻🇦 239 419 211ms 3 Aug 2024 385th nullie 236 424 13ms 17 Jun 2022 386th dillon-duncando 235 661 2ms 11 Oct 2022 387th TaserTheFox 🇺🇸 234 428 715ms 23 May 2023 388th KatieLG 🇬🇧 234 840 689ms 4 Jun 2021 389th fynnkroeger 233 430 23ms 1 May 2021 390th HumanoidCPU 232 412 464ms 6 Sep 2025 391st emgordon154 230 675 2ms 6 Mar 2025 392nd eiburns 227 441 21ms 10 May 2023 392nd janbehrens 🇩🇪 227 441 109ms 17 Jun 2023 394th MeWhenI 🇻🇦 227 604 38ms 17 Nov 2021 395th CaedenHarper 🇨🇦 220 523 19ms 28 Aug 2025 396th h3ra993huskp 🇯🇵 217 903 860ms 30 Nov 2025 397th rsgray 214 468 325ms 7 Feb 2024 398th mathisfun271 213 470 20ms 6 Mar 2024 399th scpchicken 🇵🇼 212 571 1,600ms 26 Jan 2022 400th LukeBridges 🇬🇧 210 549 16ms 24 Sep 2024 First Prev 321–400 of 496 Next Last