Kolakoski Constant 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 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 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 Mandelbrot 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 Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Mandelbrot 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 451st michelebastione 🇮🇹 438 139 10 Apr 2021 451st cubed-guy 438 139 2 Nov 2022 453rd dokutan 438 231 23 Aug 2024 454th MeWhenI 🇻🇦 438 399 10 Jul 2021 455th Shanethegamer 🇺🇸 437 113 4 Dec 2022 456th dokutan 437 219 23 Oct 2024 457th hiddicop 🇸🇪 436 112 29 Jan 2021 458th SniperSmiley 🇺🇸 435 140 30 Jun 2022 458th StefanHabel 🇨🇦 435 140 21 Apr 2024 460th jacobly0 🇺🇸 435 275 21 Sep 2023 461st bwat2 434 399 4 Mar 2022 461st Schmitt-Very-Cool 434 399 2 Aug 2024 463rd madex 🇩🇪 431 250 27 Oct 2024 464th boxjelly 430 201 26 Jan 2021 465th RYNO8 429 142 4 Sep 2021 466th CaedenHarper 🇨🇦 426 143 10 Oct 2024 467th MeWhenI 🇻🇦 426 223 3 Sep 2024 468th InigoK 🇺🇸 423 144 11 Jul 2023 469th dokutan 421 226 24 Aug 2024 470th m-tkach 🇺🇦 420 145 19 Sep 2021 471st neihousaigaai 417 146 8 Apr 2021 471st AGoyet 417 146 29 Jun 2022 473rd dokutan 417 218 5 May 2024 474th MeWhenI 🇻🇦 416 209 13 Dec 2022 475th RDShah 414 147 19 Jan 2021 476th CaedenHarper 🇨🇦 411 142 10 Dec 2024 477th Yewzir 🇧🇪 410 203 9 Mar 2024 478th MeWhenI 🇻🇦 407 724 28 Nov 2023 479th dokutan 406 713 1 Apr 2024 480th Indivicivet 403 151 26 Oct 2021 481st Yewzir 🇧🇪 403 207 7 Jul 2023 482nd hiddicop 🇸🇪 398 153 29 Jan 2021 482nd ahmetdemirag 🇨🇾 398 153 16 Apr 2025 484th Yewzir 🇧🇪 397 210 18 Feb 2024 485th MeWhenI 🇻🇦 389 202 15 Nov 2021 486th cure-honey 🇯🇵 389 338 23 Mar 2021 487th boxjelly 385 127 12 Feb 2021 488th LeeCamp 383 159 16 Feb 2022 489th Yewzir 🇧🇪 383 205 11 Nov 2023 490th boxjelly 378 161 21 Jan 2021 490th za3k 378 161 28 Oct 2022 492nd aksyristos 371 164 26 Jan 2023 493rd aksyristos 370 132 17 Nov 2024 494th msbranicky 367 166 19 Aug 2023 495th boxjelly 363 477 2 Mar 2021 496th MaxElf999 362 168 27 Sep 2022 497th MeWhenI 🇻🇦 358 269 31 May 2024 498th dokutan 358 390 1 Apr 2024 499th emgordon154 355 642 11 Jul 2024 500th msbranicky 352 166 17 Jan 2024 501st adamnielson42 🇺🇸 352 194 25 Apr 2023 502nd KatieLG 🇬🇧 352 425 22 Jan 2023 503rd zakariamouhid 343 199 24 Jun 2023 504th albanian-laundromat 342 411 4 days ago 505th MeWhenI 🇻🇦 339 265 12 Nov 2022 506th dokutan 338 409 14 Jun 2024 507th Yewzir 🇧🇪 337 270 22 Dec 2023 508th MarcMush 🇫🇷 326 581 5 Feb 2024 509th Yewzir 🇧🇪 318 215 7 Jul 2023 510th typeswitch-dev 🇵🇹 318 595 4 Aug 2023 511th GolfingSuccess 🇬🇷 315 935 20 Mar 2023 512th boxjelly 314 343 15 Feb 2021 513th Yewzir 🇧🇪 306 199 22 Dec 2023 514th dokutan 305 421 1 Apr 2024 515th Omega65536 🇩🇪 298 229 17 Jan 2021 515th targrik 298 229 14 Mar 2025 517th dokutan 298 442 29 Oct 2024 518th martinnorling 🇸🇪 297 205 5 Apr 2022 518th eiburns 297 205 26 Sep 2023 520th lynn 297 991 13 Mar 2023 520th jmerle 🇳🇱 297 991 4 Jul 2023 522nd Yewzir 🇧🇪 294 199 15 Jan 2024 523rd lynn 294 562 16 Mar 2022 524th CatsAreFluffy 294 1,002 12 Mar 2023 524th KatieLG 🇬🇧 294 1,002 12 Mar 2023 Prev 451–525 of 1,587 Next