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 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 Bytes Time 376th MeWhenI 🇻🇦 726 88 2 Oct 2024 376th Shanethegamer 🇺🇸 726 88 8 Jan 2025 378th MeWhenI 🇻🇦 725 111 2 Oct 2024 379th MeWhenI 🇻🇦 725 174 13 Feb 2025 380th Shanethegamer 🇺🇸 724 101 2 Oct 2024 381st Shanethegamer 🇺🇸 724 126 2 Oct 2024 382nd cros107 722 110 1 Jan 2025 382nd guilhem-roy 🇫🇷 722 110 29 May 2025 384th dtbao20 🇻🇳 721 89 1 Oct 2024 384th madeforlosers 721 89 17 Oct 2024 384th junkondo-jp 721 89 14 Dec 2024 387th Shanethegamer 🇺🇸 721 156 2 Oct 2024 388th weeble 720 74 26 days ago 389th Shanethegamer 🇺🇸 719 112 3 Oct 2024 390th MeWhenI 🇻🇦 718 78 2 Oct 2024 391st voytxt 🇨🇿 718 89 17 Apr 2025 392nd mousetail 🇳🇱 716 111 6 Oct 2024 393rd annaproxy 715 132 1 Oct 2024 394th alexsave 713 90 28 Oct 2024 395th anter69 🇭🇺 711 67 1 Oct 2024 396th rzv-me 710 95 5 Oct 2024 397th OllieBoyne 🇬🇧 709 112 17 Oct 2024 397th WillConker 709 112 22 Oct 2024 397th maxgodfrey2004 🇨🇦 709 112 4 Jan 2025 397th albanian-laundromat 709 112 16 Jun 2025 401st SirBogman 🇺🇸 708 93 3 days ago 402nd snyderek 🇺🇸 708 121 1 Oct 2024 403rd Natanaelel 🇸🇪 707 55 1 Mar 2025 404th MeWhenI 🇻🇦 704 73 3 Oct 2024 405th MeWhenI 🇻🇦 704 115 5 Oct 2024 406th DialFrost 🇸🇬 704 132 8 Apr 2025 407th SB-945 703 113 1 Oct 2024 407th Artemis21 🇬🇧 703 113 23 Jan 2025 407th fkantelberg 703 113 15 days ago 410th Shanethegamer 🇺🇸 703 118 2 Oct 2024 411th emgordon154 702 76 7 Jun 2025 412th janlelis 701 68 1 Oct 2024 413th cbrt-x 701 157 1 Oct 2024 414th Alex-x90 🇺🇸 700 100 1 Oct 2024 415th mousetail 🇳🇱 699 133 3 Oct 2024 416th LukeBridges 🇬🇧 698 92 3 Oct 2024 417th HumanoidCPU 697 114 7 Mar 2025 418th BlankSpruce 697 123 1 Oct 2024 419th Shanethegamer 🇺🇸 693 41 4 Oct 2024 420th emgordon154 693 101 25 Nov 2024 421st emgordon154 693 134 25 Feb 2025 422nd albanian-laundromat 692 147 26 days ago 423rd tobeannouncd 692 159 13 Dec 2024 424th jipsong 🇩🇪 691 115 12 May 2025 425th Alex-x90 🇺🇸 691 124 1 Oct 2024 425th Herbert00709 🇵🇱 691 124 14 Jun 2025 427th Salutations45 690 93 17 Nov 2024 427th strattonwhisler 690 93 26 Mar 2025 429th pardouin 🇫🇷 687 57 3 Oct 2024 430th MeWhenI 🇻🇦 686 68 2 Oct 2024 431st NickTheEASDude 🇺🇸 686 115 17 Dec 2024 432nd Bmrl7 685 116 3 Oct 2024 432nd rowechenzhong 685 116 17 Oct 2024 434th Lv0Sys 🇵🇱 683 94 15 Jun 2025 435th error256 681 104 14 Oct 2024 436th CatsAreFluffy 680 53 27 Dec 2024 437th madex 🇩🇪 679 103 2 Oct 2024 438th dtbao20 🇻🇳 679 117 1 Oct 2024 438th Pyroan 679 117 22 Feb 2025 440th plcc0 676 37 6 Apr 2025 441st Shanethegamer 🇺🇸 676 65 1 Oct 2024 442nd the-zammers 675 163 1 Dec 2024 443rd BlankSpruce 673 104 1 Oct 2024 444th MeWhenI 🇻🇦 673 108 2 Oct 2024 445th elgan65536 673 118 2 Oct 2024 445th logvp 673 118 6 Oct 2024 445th ahmetdemirag 🇨🇾 673 118 6 Feb 2025 445th plcc0 673 118 6 Apr 2025 445th KatieLG 🇬🇧 673 118 20 Apr 2025 445th dirckvdende 673 118 16 days ago Prev 376–450 of 723 Next