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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 301st edsrzf 🇳🇿 769 151 2 Oct 2024 302nd lifthrasiir 🇰🇷 767 37 27 Nov 2024 303rd SirBogman 🇺🇸 767 140 39 hours ago 304th targrik 766 88 7 Feb 2025 305th DialFrost 🇸🇬 766 91 1 Oct 2024 306th Shanethegamer 🇺🇸 766 124 4 Oct 2024 307th Waffle3z 765 103 2 Oct 2024 308th didion0 🇺🇸 764 84 10 Jan 2025 309th jatloe 763 104 1 Oct 2024 310th GolfingSuccess 🇬🇷 762 70 24 days ago 311th ovs-code 🇩🇪 762 122 25 Apr 2025 312th GrayJoKing 🇦🇺 761 79 1 Oct 2024 313th MeWhenI 🇻🇦 758 89 2 Oct 2024 314th sean-niemann 🇺🇸 758 96 25 May 2025 315th emgordon154 757 63 18 Nov 2024 316th fourth-bit 756 105 1 Oct 2024 316th jared-hughes 756 105 3 Oct 2024 316th mattyhempstead 756 105 7 Oct 2024 319th weliveinhell 🇭🇹 755 85 1 Oct 2024 319th SteRoy 755 85 13 May 2025 321st Shanethegamer 🇺🇸 755 101 2 Oct 2024 322nd edsrzf 🇳🇿 755 123 3 Oct 2024 323rd sean-niemann 🇺🇸 752 93 24 Oct 2024 324th GrayJoKing 🇦🇺 749 90 1 Oct 2024 325th davecame 749 106 1 Oct 2024 325th starfihs 749 106 2 Oct 2024 325th rschwa6308 🇺🇸 749 106 28 Oct 2024 325th snydej 749 106 21 Nov 2024 329th Shanethegamer 🇺🇸 749 118 2 Oct 2024 330th MeWhenI 🇻🇦 748 88 2 Oct 2024 331st rak1507 🇬🇧 747 38 30 Dec 2024 332nd Maznek 746 86 4 Oct 2024 333rd MeWhenI 🇻🇦 746 89 24 Oct 2024 334th 0xjac 🇨🇭 746 158 13 days ago 335th stackofbears 745 52 14 Mar 2025 336th Shanethegamer 🇺🇸 745 64 3 Oct 2024 336th Andriamanitra 🇫🇮 745 64 5 Oct 2024 338th stefangimmillaro 744 94 30 Oct 2024 339th MeWhenI 🇻🇦 744 106 2 Oct 2024 340th sean-niemann 🇺🇸 743 93 24 Oct 2024 341st DialFrost 🇸🇬 742 106 13 Dec 2024 342nd commandblockguy 🇺🇸 742 107 7 Oct 2024 342nd zbreit 🇺🇸 742 107 29 Oct 2024 342nd StardustGogeta 742 107 30 Oct 2024 342nd ZakkkkAttackkkk 🇵🇭 742 107 8 Feb 2025 346th sean-niemann 🇺🇸 739 116 24 Oct 2024 347th Shanethegamer 🇺🇸 738 90 28 Oct 2024 348th DialFrost 🇸🇬 737 76 9 Oct 2024 349th KrausRaus 🇺🇸 737 87 1 Oct 2024 349th GeorgeStechman 🇬🇧 737 87 24 Oct 2024 349th coreynash 737 87 13 Feb 2025 352nd MeWhenI 🇻🇦 735 34 2 Oct 2024 353rd neihousaigaai 735 108 4 Oct 2024 353rd StefanHabel 🇨🇦 735 108 23 Jan 2025 355th edsrzf 🇳🇿 735 120 26 Apr 2025 356th MeWhenI 🇻🇦 734 162 2 Oct 2024 357th stefangimmillaro 733 92 2 Oct 2024 357th Shanethegamer 🇺🇸 733 92 3 Oct 2024 359th Shanethegamer 🇺🇸 733 116 1 Oct 2024 360th Shanethegamer 🇺🇸 733 172 2 Oct 2024 361st MeWhenI 🇻🇦 733 179 2 Oct 2024 362nd lifthrasiir 🇰🇷 731 90 2 Dec 2024 363rd h3ra993huskp 🇯🇵 730 159 25 Nov 2024 364th kirjavascript 729 88 15 Mar 2025 365th Shanethegamer 🇺🇸 729 121 3 Oct 2024 366th Shanethegamer 🇺🇸 727 100 24 May 2025 367th anter69 🇭🇺 726 78 1 Oct 2024 368th MeWhenI 🇻🇦 726 88 2 Oct 2024 368th Shanethegamer 🇺🇸 726 88 8 Jan 2025 370th Shanethegamer 🇺🇸 726 96 3 Oct 2024 371st MeWhenI 🇻🇦 725 174 13 Feb 2025 372nd Shanethegamer 🇺🇸 724 126 2 Oct 2024 373rd SirBogman 🇺🇸 722 66 9 Oct 2024 374th CaedenHarper 🇨🇦 722 110 9 Oct 2024 374th cros107 722 110 1 Jan 2025 Prev 301–375 of 698 Next