Factorial Factorisation 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 526th snoozingnewt 🇺🇸 470 236 25 hours ago 527th TanguyBarthelemy 468 145 24 Oct 2024 528th targrik 467 171 14 Feb 2025 529th msbranicky 465 167 16 Apr 2024 530th msbranicky 464 172 21 Apr 2024 531st Sp3000 🇦🇺 463 124 31 May 2024 532nd RYNO8 463 143 14 Jun 2024 532nd OllieBoyne 🇬🇧 463 143 5 Mar 2025 532nd BREMAUCY 🇫🇷 463 143 24 Jul 2025 535th jiaminglimjm 🇲🇾 460 144 6 Jul 2024 536th commandblockguy 🇺🇸 458 139 1 Sep 2025 537th Natanaelel 🇸🇪 457 87 16 Apr 2024 538th Andrey135296 457 145 9 Nov 2024 539th ThijsLuttikhuis 453 146 13 Apr 2024 539th mbittner20 453 146 30 Jun 2024 539th scpchicken 🇵🇼 453 146 31 Jul 2024 542nd retrohun 448 659 23 Aug 2025 543rd Emutis 🇱🇹 447 148 2 Sep 2025 544th gsprochette 444 149 21 Aug 2025 545th msbranicky 443 245 21 Apr 2024 546th inventshah 442 668 19 Apr 2024 547th jtaxen 441 150 14 Apr 2024 548th MeWhenI 🇻🇦 440 671 22 Apr 2024 549th EnTerr 438 151 16 Jun 2024 549th dirckvdende 438 151 23 Jul 2025 551st agreegious 436 152 17 Nov 2024 552nd Bmrl7 433 153 21 Jun 2024 553rd shelerr 430 154 21 Aug 2025 554th Ripick 430 270 15 Aug 2024 555th WillowWispy 427 155 25 May 2025 556th galloj 🇨🇿 427 691 16 Apr 2024 557th dokutan 424 161 20 Jun 2024 558th msbranicky 421 237 18 Apr 2024 559th dokutan 421 701 22 Apr 2024 560th stertooy 🇧🇪 419 158 14 Jun 2024 560th codingisgreatbutiamnot 419 158 6 Jul 2025 562nd ei14 418 706 8 May 2024 563rd emgordon154 416 143 26 Jul 2024 564th sacredeux 416 159 27 Aug 2024 564th hiichbindermax 416 159 11 Sep 2024 566th inverseLorentz 🇦🇺 414 160 24 Jun 2024 567th Natanaelel 🇸🇪 411 161 15 Apr 2024 567th CatsAreFluffy 411 161 29 Apr 2024 567th cykim8811 411 161 9 Jul 2024 570th yuchuehw 409 162 14 May 2024 571st msbranicky 409 178 16 Apr 2024 572nd LostSyntax21 🇬🇧 407 146 23 Aug 2024 573rd Yewzir 🇧🇪 407 464 5 Jun 2024 574th ei14 404 247 8 May 2024 575th Malizma333 401 165 31 Oct 2024 576th snoozingnewt 🇺🇸 401 248 16 hours ago 577th a6166231 🇨🇳 399 200 15 May 2025 578th jfallon1997 387 171 17 Apr 2024 578th Mabeloid 🇳🇴 387 171 17 Sep 2024 580th msbranicky 387 300 14 Jan 2025 581st f-tucker 385 172 24 May 2024 582nd corbob 🇨🇦 382 193 3 May 2024 583rd msbranicky 376 158 16 Apr 2024 584th TheAtrossian 376 176 5 Jan 2025 585th jacekwladzinski 374 177 4 days ago 586th msbranicky 373 183 14 Apr 2024 587th Mabeloid 🇳🇴 372 171 17 Sep 2024 588th mossiegoat 370 179 27 Jul 2025 589th Bodo171 368 180 30 Dec 2024 589th TheZwierzLF 🇵🇱 368 180 29 May 2025 591st resoNathan 366 181 25 Apr 2024 592nd TRexOnGit 366 218 22 Jul 2025 593rd adamnielson42 🇺🇸 362 183 23 Apr 2024 593rd luuumine 🇫🇷 362 183 3 days ago 595th SURAJMITTAL 360 184 20 Dec 2024 596th yasna-nsh 358 185 2 days ago 597th ei14 356 186 8 May 2024 598th gnuvince 355 112 29 Jun 2025 599th Stockoh 🇫🇷 354 187 26 Apr 2024 600th JPRuskin 🇬🇧 352 209 25 Apr 2024 First Prev 526–600 of 1,344 Next Last