Lucky Numbers 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 826th estomagordo 🇳🇱 428 118 26 Oct 2022 826th andre-lameirinhas 🇵🇹 428 118 26 Apr 2023 826th davidludwik2370 428 118 29 Jul 2025 829th Unknownuserfrommars 425 119 21 Nov 2024 829th clayboll99 425 119 15 Jul 2025 829th Zhenyu-Bo 425 119 31 Jul 2025 832nd pschmid0 🇺🇸 423 131 23 Oct 2022 833rd xyangst 423 135 18 Oct 2024 834th JRaspass 🇬🇧 422 90 22 Sep 2022 835th Techdude01 421 120 21 Dec 2023 835th aalec 421 120 24 Apr 2024 837th scpchicken 🇵🇼 421 261 2 Mar 2022 838th Betuaredead 416 208 16 Jan 2023 839th NickTheEASDude 🇺🇸 414 122 9 Apr 2024 840th dillon-duncando 411 123 3 Oct 2022 841st GeorgeStechman 🇬🇧 411 139 14 Nov 2022 842nd Bananapants22 408 124 17 Aug 2022 842nd Florian-Mt 408 124 29 Sep 2023 844th bac0id 407 223 30 Jun 2024 845th Mr-McChicken 404 125 17 Oct 2023 846th 5cw 🇺🇸 402 278 22 Apr 2023 847th inna-tichman 399 139 19 Jul 2023 848th dtbao20 🇻🇳 398 127 1 Oct 2024 849th RandGuy 398 200 1 Apr 2022 850th luuumine 🇫🇷 395 128 3 days ago 851st yuchuehw 394 284 28 Jan 2024 852nd msbranicky 392 285 28 Sep 2023 853rd deryilz 389 147 5 Jan 2023 854th brimstonetrader 386 131 21 Jan 2024 855th TheBrokenRail 386 176 5 Oct 2024 856th Jacob385 383 237 6 Sep 2024 857th ravnskjaer 🇩🇰 379 240 2 Jan 2025 858th MeWhenI 🇻🇦 376 168 5 Apr 2025 859th MeWhenI 🇻🇦 375 117 1 Mar 2022 860th yoshykai 372 244 27 Mar 2025 861st snoozingnewt 🇺🇸 370 199 20 days ago 862nd jessegyger 365 152 23 Oct 2022 863rd JesseNoEyes 🇺🇸 364 139 28 Oct 2024 864th Posandu 364 157 18 Oct 2022 865th Herbert00709 🇵🇱 364 238 8 days ago 866th bwat2 362 251 21 Apr 2022 866th CaedenHarper 🇨🇦 362 251 6 days ago 868th adriweb 🇫🇷 362 309 17 Aug 2023 869th Stockoh 🇫🇷 361 140 26 Apr 2024 869th Emutis 🇱🇹 361 140 30 Jul 2025 871st frankgraziano 359 148 30 Apr 2025 872nd janbehrens 🇩🇪 355 150 5 Mar 2022 873rd dillon-duncando 354 192 23 Sep 2022 874th MyXoToD 🇩🇪 353 162 2 Jul 2024 875th alphafalfa 352 156 25 Oct 2024 876th atazzam 🇺🇸 351 144 10 Sep 2022 877th Dataen 349 145 31 Jan 2024 878th HumanoidCPU 346 250 7 Nov 2024 879th Florian-Mt 345 264 14 Jul 2024 880th DialFrost 🇸🇬 340 106 3 May 2025 881st eclyptox 336 165 11 Oct 2024 882nd StronkCheese 🇺🇸 336 170 26 Feb 2023 883rd msbranicky 332 274 6 Oct 2023 884th MeWhenI 🇻🇦 328 99 15 Feb 2025 885th snoozingnewt 🇺🇸 324 210 8 days ago 886th Dpxx 321 270 5 Aug 2024 887th iczelia 🇩🇪 320 158 9 hours ago 888th snoozingnewt 🇺🇸 316 195 9 days ago 889th nephila-nacrea 🇬🇧 314 121 8 Mar 2022 890th r-benson 🇬🇧 308 164 27 Jan 2023 891st SURAJMITTAL 306 165 13 Dec 2024 892nd IISResetMe 302 167 22 Feb 2024 893rd HumanoidCPU 300 227 22 Mar 2024 894th dylanjones92 286 177 26 Jan 2024 895th calinous 🇷🇴 274 248 2 Mar 2023 896th Adix-null 🇱🇹 274 408 30 Jul 2023 897th AidanWalter 266 420 2 Jan 2025 898th Msleizak 🇫🇷 254 198 8 Nov 2023 899th aksyristos 254 441 25 Oct 2022 900th msbranicky 243 278 12 Oct 2023 First Prev 826–900 of 1,475 Next Last