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 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 601st Yewzir 🇧🇪 460 171 26 Dec 2024 602nd madex 🇩🇪 458 104 2 Oct 2024 603rd FranklinJiaChen 457 141 2 Oct 2024 604th brimstonetrader 453 142 17 Oct 2024 604th codewrite 🇬🇧 453 142 5 May 2025 604th RobGLambert 453 142 14 days ago 607th dokutan 451 63 26 Nov 2024 608th GeneralFabian 450 143 9 Dec 2024 608th CutSandstone 450 143 30 Jan 2025 608th kistlerf 🇨🇭 450 143 19 May 2025 611th IISResetMe 447 104 27 Mar 2025 612th hiichbindermax 447 144 2 Oct 2024 612th mathisfun271 447 144 14 Oct 2024 612th bob-th 447 144 22 Oct 2024 615th dokutan 445 109 19 Oct 2024 616th grey0ut 443 105 11 Jan 2025 617th croc54 441 146 15 Dec 2024 618th MyXoToD 🇩🇪 439 146 27 days ago 619th PyryL 🇫🇮 438 147 1 Mar 2025 620th mbittner20 435 148 13 Oct 2024 621st dokutan 431 130 17 Oct 2024 622nd Mabeloid 🇳🇴 429 133 2 Oct 2024 623rd jameswmccarty 429 150 5 Oct 2024 623rd yousefalizadeh 429 150 23 Oct 2024 623rd feherd 429 150 31 Oct 2024 623rd RaBa21 429 150 4 May 2025 623rd TheZwierzLF 🇵🇱 429 150 17 May 2025 628th adamnielson42 🇺🇸 423 152 6 Oct 2024 628th voidgloom 423 152 22 Oct 2024 630th dieggsy 418 247 10 Oct 2024 631st snoozingnewt 🇺🇸 417 137 27 Jan 2025 632nd MeWhenI 🇻🇦 417 143 2 Oct 2024 633rd cdesodt 415 155 16 Oct 2024 634th lhulinsky 410 157 21 Oct 2024 635th ThatAlo 407 158 9 Dec 2024 636th Mabeloid 🇳🇴 403 159 12 Oct 2024 637th CheeseCake628 🇳🇴 402 160 5 Nov 2024 638th pres-abhisheksinha 400 161 8 Oct 2024 639th ibixina 397 162 13 Oct 2024 639th TheAtrossian 397 162 5 Jan 2025 641st Ralac07 🇦🇺 396 162 3 Oct 2024 642nd Vaekor 390 165 15 Dec 2024 643rd fischfood 383 176 22 Oct 2024 644th JesseNoEyes 🇺🇸 381 169 1 Oct 2024 645th c0d3-4-F00d 🇩🇪 380 184 9 Jan 2025 646th zyc-2024 🇨🇳 379 170 5 Oct 2024 647th ehulinsky 🇺🇸 378 158 2 Apr 2025 648th ComputerKWasTaken 🇺🇸 376 171 14 Oct 2024 649th RedzGoose 🇦🇺 369 187 2 Oct 2024 650th RobGLambert 369 232 14 days ago 651st P1nk-P0nk 367 215 18 Oct 2024 652nd snoozingnewt 🇺🇸 365 176 2 Oct 2024 653rd OSYCh314 🇦🇺 362 178 2 Nov 2024 654th calum12345 358 180 26 Mar 2025 655th CheeseCake628 🇳🇴 357 160 19 May 2025 656th sciencejiho 355 197 11 Feb 2025 657th zt14427 354 182 27 Dec 2024 658th IoLimmer 352 183 10 Oct 2024 659th aksyristos 350 184 15 Nov 2024 660th The-Wolfson 348 230 16 Dec 2024 661st RobGLambert 340 273 14 days ago 662nd mossiegoat 339 190 13 days ago 663rd Ernest1338 338 275 26 Oct 2024 664th noahhorlacher 336 191 7 Dec 2024 665th ReterikHub 276 310 17 Jan 2025 666th MeWhenI 🇻🇦 270 407 6 Oct 2024 667th te-chnical 249 258 4 May 2025 668th arebbsba 217 296 9 Jan 2025 669th Msleizak 🇫🇷 206 226 19 May 2025 670th AidanWalter 119 540 1 Jan 2025 671st bignamehyp 97 667 14 Nov 2024 672nd lyphyser 0 15 25 May 2025 673rd 2bular 0 16 22 Mar 2025 674th darrenks 0 17 22 Mar 2025 675th Natanaelel 🇸🇪 0 18 23 Mar 2025 Prev 601–675 of 687 Next
