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 Tower of Hanoi 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

Hole	Golfer	Chars	Time	Submitted
Sudoku (Fill-in)	snoozingnewt	325	388ms	3 days ago
Sudoku (Fill-in)	Babafaba	228	950ms	4 days ago
Sudoku (Fill-in)	emgordon154	120	1,006ms	2 Oct 2025
Sudoku (Fill-in)	CaedenHarper	298	1,793ms	15 Sep 2025
Sudoku (Fill-in)	albanian-laundromat	146	529ms	12 Sep 2025
Sudoku (Fill-in)	HumanoidCPU	412	491ms	6 Sep 2025
Sudoku (Fill-in)	commandblockguy	339	1,714ms	1 Sep 2025
Sudoku (Fill-in)	sean-niemann	113	482ms	26 Aug 2025
Sudoku (Fill-in)	ovs-code	163	708ms	4 Feb 2025
Sudoku (Fill-in)	GolfingSuccess	150	1,059ms	25 Jan 2025
Sudoku (Fill-in)	pardouin	🥈 103	594ms	13 Jan 2025
Sudoku (Fill-in)	lifthrasiir	128	639ms	2 Dec 2024
Sudoku (Fill-in)	duckyluuk	125	677ms	29 Aug 2024
Sudoku (Fill-in)	dokutan	487	535ms	1 Aug 2024
Sudoku (Fill-in)	DialFrost	216	787ms	28 Jul 2024
Sudoku (Fill-in)	MeWhenI	188	931ms	24 May 2024
Sudoku (Fill-in)	Steffan153	174	682ms	4 Apr 2024
Sudoku (Fill-in)	neel11235813	146	721ms	3 Apr 2024
Sudoku (Fill-in)	kg583	123	575ms	20 Feb 2024
Sudoku (Fill-in)	SirBogman	114	845ms	24 Jan 2024
Sudoku (Fill-in)	JayXon	💎 102	466ms	23 Jan 2024
Sudoku (Fill-in)	msbranicky	704	2,001ms	16 Jan 2024
Sudoku (Fill-in)	bizy-coder	178	3,861ms	16 Jan 2024
Sudoku (Fill-in)	Lydxn	🥉 109	485ms	16 Jan 2024
Sudoku (Fill-in)	Yewzir	567	4,713ms	15 Jan 2024
Sudoku (Fill-in)	KatieLG	358	1,524ms	15 Jan 2024