Card Number Validation 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 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization 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 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 601st grey0ut 443 105 11 Jan 2025 602nd croc54 440 146 15 Dec 2024 603rd PyryL 🇫🇮 437 147 1 Mar 2025 604th mbittner20 435 148 13 Oct 2024 605th dokutan 431 130 17 Oct 2024 606th Mabeloid 🇳🇴 429 133 2 Oct 2024 607th jameswmccarty 429 150 5 Oct 2024 607th yousefalizadeh 429 150 23 Oct 2024 607th feherd 429 150 31 Oct 2024 607th RaBa21 429 150 7 days ago 611th adamnielson42 🇺🇸 423 152 6 Oct 2024 611th voidgloom 423 152 22 Oct 2024 613th dieggsy 418 247 10 Oct 2024 614th MeWhenI 🇻🇦 417 143 2 Oct 2024 615th snoozingnewt 🇺🇸 416 137 27 Jan 2025 616th cdesodt 415 155 16 Oct 2024 617th lhulinsky 410 157 21 Oct 2024 618th ThatAlo 407 158 9 Dec 2024 619th Mabeloid 🇳🇴 403 159 12 Oct 2024 620th CheeseCake628 🇳🇴 402 160 5 Nov 2024 621st pres-abhisheksinha 399 161 8 Oct 2024 622nd ibixina 397 162 13 Oct 2024 622nd TheAtrossian 397 162 5 Jan 2025 624th Ralac07 🇦🇺 395 162 3 Oct 2024 625th Vaekor 390 165 15 Dec 2024 626th fischfood 383 176 22 Oct 2024 627th JesseNoEyes 🇺🇸 381 169 1 Oct 2024 628th c0d3-4-F00d 🇩🇪 380 184 9 Jan 2025 629th ehulinsky 🇺🇸 378 158 2 Apr 2025 630th zyc-2024 🇨🇳 378 170 5 Oct 2024 631st ComputerKWasTaken 🇺🇸 376 171 14 Oct 2024 632nd RedzGoose 🇦🇺 369 187 2 Oct 2024 633rd P1nk-P0nk 367 215 18 Oct 2024 634th snoozingnewt 🇺🇸 365 176 2 Oct 2024 635th OSYCh314 🇦🇺 361 178 2 Nov 2024 636th calum12345 357 180 26 Mar 2025 637th sciencejiho 355 197 11 Feb 2025 638th zt14427 353 182 27 Dec 2024 639th IoLimmer 351 183 10 Oct 2024 640th aksyristos 350 184 15 Nov 2024 641st The-Wolfson 348 230 16 Dec 2024 642nd Ernest1338 343 275 26 Oct 2024 643rd noahhorlacher 335 191 7 Dec 2024 644th ReterikHub 276 310 17 Jan 2025 645th MeWhenI 🇻🇦 270 407 6 Oct 2024 646th te-chnical 249 258 7 days ago 647th arebbsba 217 296 9 Jan 2025 648th Msleizak 🇫🇷 151 308 17 Jan 2025 649th AidanWalter 119 540 1 Jan 2025 650th bignamehyp 96 667 14 Nov 2024 651st 2bular 0 16 22 Mar 2025 652nd darrenks 0 17 22 Mar 2025 653rd Natanaelel 🇸🇪 0 18 23 Mar 2025 654th themoonisacheese 0 20 3 Mar 2025 655th plcc0 0 21 4 Apr 2025 656th kg583 🇺🇸 0 25 8 Feb 2025 657th chunes3 🇺🇸 0 65 13 Feb 2025 657th DialFrost 🇸🇬 0 65 13 Feb 2025 659th sean-niemann 🇺🇸 0 68 12 days ago 660th edsrzf 🇳🇿 0 159 27 Feb 2025 Prev 601–660 of 660
