Card Number Validation in all languages in bytes. 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 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 Star Wars GPT 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 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 Star Wars GPT Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 376th Shanethegamer 🇺🇸 714 112 3 Oct 2024 377th alexsave 711 90 28 Oct 2024 378th anter69 🇭🇺 710 67 1 Oct 2024 379th rzv-me 710 95 5 Oct 2024 380th SB-945 709 113 1 Oct 2024 380th Artemis21 🇬🇧 709 113 23 Jan 2025 382nd voytxt 🇨🇿 708 90 1 Oct 2024 383rd snyderek 🇺🇸 706 121 1 Oct 2024 384th Natanaelel 🇸🇪 705 55 1 Mar 2025 385th mousetail 🇳🇱 705 133 3 Oct 2024 386th MeWhenI 🇻🇦 704 73 3 Oct 2024 387th MeWhenI 🇻🇦 704 115 5 Oct 2024 388th MeWhenI 🇻🇦 703 108 2 Oct 2024 389th HumanoidCPU 703 114 25 days ago 390th janlelis 700 68 1 Oct 2024 391st emgordon154 700 134 25 Feb 2025 392nd Alex-x90 🇺🇸 698 100 1 Oct 2024 393rd cbrt-x 697 157 1 Oct 2024 394th LukeBridges 🇬🇧 695 92 3 Oct 2024 395th BlankSpruce 695 123 1 Oct 2024 396th Shanethegamer 🇺🇸 692 41 4 Oct 2024 397th emgordon154 692 101 25 Nov 2024 398th Bmrl7 691 116 3 Oct 2024 398th rowechenzhong 691 116 17 Oct 2024 400th emgordon154 690 78 2 Oct 2024 401st Alex-x90 🇺🇸 689 124 1 Oct 2024 402nd tobeannouncd 689 159 13 Dec 2024 403rd Salutations45 688 93 17 Nov 2024 403rd strattonwhisler 688 93 6 days ago 405th pardouin 🇫🇷 687 57 3 Oct 2024 406th emgordon154 687 111 12 Jan 2025 407th NickTheEASDude 🇺🇸 686 115 17 Dec 2024 408th dtbao20 🇻🇳 685 117 1 Oct 2024 408th Pyroan 685 117 22 Feb 2025 410th MeWhenI 🇻🇦 684 68 2 Oct 2024 411th error256 681 104 14 Oct 2024 412th CatsAreFluffy 680 53 27 Dec 2024 413th elgan65536 679 118 2 Oct 2024 413th logvp 679 118 6 Oct 2024 413th ahmetdemirag 🇨🇾 679 118 6 Feb 2025 413th albanian-laundromat 679 118 19 days ago 417th madex 🇩🇪 678 103 2 Oct 2024 418th Shanethegamer 🇺🇸 674 65 1 Oct 2024 419th jtaxen 673 119 21 Oct 2024 419th psbpsbp 673 119 19 Dec 2024 421st BlankSpruce 672 104 1 Oct 2024 422nd the-zammers 672 163 1 Dec 2024 423rd error256 668 101 24 Oct 2024 424th TaserTheFox 🇺🇸 668 120 8 Oct 2024 424th yokasuretsu 668 120 26 Jan 2025 424th Troon 668 120 17 Feb 2025 427th tailorspy 668 128 4 Oct 2024 428th aDwarfNamedUrist 668 164 16 Oct 2024 429th jwhear 🇺🇸 666 197 1 Oct 2024 430th KatieLG 🇬🇧 662 121 1 Oct 2024 431st two-bad 🇬🇧 660 97 2 Oct 2024 432nd rniii 659 106 2 Oct 2024 432nd gastropner 659 106 11 Feb 2025 434th 4hg 🇺🇸 657 59 5 Oct 2024 435th chartung17 657 122 9 days ago 436th dbut2 🇦🇺 656 179 31 Oct 2024 437th Ripick 655 135 9 days ago 438th DialFrost 🇸🇬 653 67 22 Dec 2024 439th xyangst 653 98 15 Oct 2024 439th BambooleanLogic 🇸🇪 653 98 21 Oct 2024 441st msbranicky 652 123 3 Oct 2024 441st bobbysq 652 123 5 Oct 2024 441st wuzekai518 652 123 8 Oct 2024 441st vhoulbreque 🇫🇷 652 123 4 Feb 2025 445th RyanMHsiao 652 201 1 Oct 2024 446th rucin93 🇵🇱 651 144 28 Oct 2024 447th NotEvenIndian 646 124 22 Oct 2024 447th ridingqwerty 🇺🇸 646 124 16 Jan 2025 449th bac0id 644 180 9 Jan 2025 450th elgan65536 642 146 2 Oct 2024 Prev 376–450 of 634 Next