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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort 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 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 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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 451st glesnick 451 135 18 Aug 2022 451st cdesodt 451 135 19 Sep 2023 453rd LucaArgentiUCF 🇮🇹 448 294 28 Jan 2021 454th KatieLG 🇬🇧 444 110 29 Dec 2024 455th Pyroan 441 138 14 May 2025 456th MeWhenI 🇻🇦 439 399 10 Jul 2021 457th michelebastione 🇮🇹 438 139 10 Apr 2021 457th cubed-guy 438 139 2 Nov 2022 459th dokutan 438 231 23 Aug 2024 460th Shanethegamer 🇺🇸 437 113 4 Dec 2022 461st dokutan 437 219 23 Oct 2024 462nd hiddicop 🇸🇪 436 112 29 Jan 2021 463rd jacobly0 🇺🇸 436 275 21 Sep 2023 464th SniperSmiley 🇺🇸 435 140 30 Jun 2022 464th StefanHabel 🇨🇦 435 140 21 Apr 2024 466th bwat2 434 399 4 Mar 2022 466th Schmitt-Very-Cool 434 399 2 Aug 2024 468th madex 🇩🇪 431 250 27 Oct 2024 469th boxjelly 430 201 26 Jan 2021 470th RYNO8 429 142 4 Sep 2021 471st CaedenHarper 🇨🇦 426 143 10 Oct 2024 472nd MeWhenI 🇻🇦 426 223 3 Sep 2024 473rd InigoK 🇺🇸 423 144 11 Jul 2023 474th dokutan 421 226 24 Aug 2024 475th m-tkach 🇺🇦 420 145 19 Sep 2021 476th neihousaigaai 417 146 8 Apr 2021 476th AGoyet 417 146 29 Jun 2022 478th dokutan 417 218 5 May 2024 479th MeWhenI 🇻🇦 416 209 13 Dec 2022 480th RDShah 414 147 19 Jan 2021 481st dokutan 412 703 21 days ago 482nd CaedenHarper 🇨🇦 411 142 10 Dec 2024 483rd Yewzir 🇧🇪 410 203 9 Mar 2024 484th MeWhenI 🇻🇦 407 724 28 Nov 2023 485th Indivicivet 403 151 26 Oct 2021 486th Yewzir 🇧🇪 403 207 7 Jul 2023 487th hiddicop 🇸🇪 398 153 29 Jan 2021 487th ahmetdemirag 🇨🇾 398 153 16 Apr 2025 489th Yewzir 🇧🇪 397 210 18 Feb 2024 490th MeWhenI 🇻🇦 389 202 15 Nov 2021 491st cure-honey 🇯🇵 389 338 23 Mar 2021 492nd boxjelly 385 127 12 Feb 2021 493rd LeeCamp 383 159 16 Feb 2022 494th Yewzir 🇧🇪 383 205 11 Nov 2023 495th boxjelly 378 161 21 Jan 2021 495th za3k 378 161 28 Oct 2022 497th aksyristos 371 164 26 Jan 2023 498th aksyristos 370 132 17 Nov 2024 499th msbranicky 367 166 19 Aug 2023 500th MaxElf999 363 168 27 Sep 2022 501st boxjelly 363 477 2 Mar 2021 502nd dokutan 358 390 1 Apr 2024 503rd emgordon154 356 642 11 Jul 2024 504th msbranicky 352 166 17 Jan 2024 505th adamnielson42 🇺🇸 352 194 25 Apr 2023 506th KatieLG 🇬🇧 352 425 22 Jan 2023 507th zakariamouhid 343 199 24 Jun 2023 508th MeWhenI 🇻🇦 339 265 12 Nov 2022 509th Flekay 🇩🇪 337 181 8 days ago 510th Yewzir 🇧🇪 337 270 22 Dec 2023 511th dokutan 328 409 14 Jun 2024 512th MarcMush 🇫🇷 327 581 5 Feb 2024 513th typeswitch-dev 🇵🇹 319 595 4 Aug 2023 514th Yewzir 🇧🇪 318 215 7 Jul 2023 515th GolfingSuccess 🇬🇷 315 935 20 Mar 2023 516th boxjelly 314 343 15 Feb 2021 517th Yewzir 🇧🇪 306 199 22 Dec 2023 518th dokutan 305 421 1 Apr 2024 519th jbjd 299 204 21 hours ago 520th Omega65536 🇩🇪 298 229 17 Jan 2021 520th targrik 298 229 14 Mar 2025 522nd dokutan 298 442 29 Oct 2024 523rd martinnorling 🇸🇪 297 205 5 Apr 2022 523rd eiburns 297 205 26 Sep 2023 525th lynn 297 991 13 Mar 2023 Prev 451–525 of 1,607 Next