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 76th JayXon 🇺🇸 884 131 7 Oct 2024 77th JayXon 🇺🇸 883 79 5 Oct 2024 77th rucin93 🇵🇱 883 79 24 Oct 2024 77th sean-niemann 🇺🇸 883 79 3 Nov 2024 80th error256 882 70 1 Oct 2024 81st radarek 🇵🇱 881 54 3 Oct 2024 81st MeWhenI 🇻🇦 881 54 3 Oct 2024 81st error256 881 54 7 Oct 2024 81st nwellnhof 🇩🇪 881 54 13 Oct 2024 85th 5cw 🇺🇸 881 91 1 Oct 2024 85th stefangimmillaro 881 91 13 Oct 2024 85th duckyluuk 🇳🇱 881 91 18 Oct 2024 88th lyphyser 879 41 1 Oct 2024 89th JayXon 🇺🇸 877 134 3 Oct 2024 90th dmrichwa 🇺🇸 876 73 5 Oct 2024 90th DialFrost 🇸🇬 876 73 12 Oct 2024 92nd GrayJoKing 🇦🇺 876 90 3 Oct 2024 92nd FlyingPenguin223 876 90 16 Oct 2024 94th JayXon 🇺🇸 875 79 17 Oct 2024 95th sean-niemann 🇺🇸 874 76 24 Oct 2024 96th rhdqor213 873 80 2 Oct 2024 96th KasperKivimaeki 🇫🇮 873 80 16 Oct 2024 98th Shanethegamer 🇺🇸 871 92 3 Oct 2024 98th error256 871 92 7 Oct 2024 98th thatbirdguythatuknownot 871 92 14 Oct 2024 101st nwellnhof 🇩🇪 871 133 7 Oct 2024 102nd nwellnhof 🇩🇪 870 135 16 Oct 2024 103rd CLOStrophobic 🇮🇹 868 119 24 Feb 2025 104th Shanethegamer 🇺🇸 866 91 4 Oct 2024 105th JayXon 🇺🇸 866 102 12 Oct 2024 106th pardouin 🇫🇷 865 55 3 Oct 2024 106th ovs-code 🇩🇪 865 55 5 Oct 2024 108th ovs-code 🇩🇪 865 69 4 Oct 2024 109th Natanaelel 🇸🇪 865 74 1 Oct 2024 109th helbling 🇨🇭 865 74 1 Oct 2024 109th Irratix 🇳🇱 865 74 14 Oct 2024 109th emgordon154 865 74 18 Nov 2024 113th AlephSquirrel 865 76 1 Oct 2024 114th UnderKoen 🇳🇱 865 86 4 Oct 2024 115th JayXon 🇺🇸 865 117 5 Oct 2024 116th ovs-code 🇩🇪 864 78 2 Oct 2024 117th emgordon154 863 77 8 Nov 2024 118th JayXon 🇺🇸 863 88 15 Oct 2024 119th zacjl 863 110 10 Oct 2024 120th ovs-code 🇩🇪 862 29 4 Oct 2024 121st Bulmenisaurus 862 93 6 Oct 2024 121st lynn 862 93 8 Jan 2025 123rd ovs-code 🇩🇪 862 127 2 Oct 2024 124th Natanaelel 🇸🇪 860 33 6 Oct 2024 125th nwellnhof 🇩🇪 860 68 5 Oct 2024 126th JayXon 🇺🇸 860 93 14 Oct 2024 127th sean-niemann 🇺🇸 858 51 2 Oct 2024 128th m-tkach 🇺🇦 855 87 6 Oct 2024 129th MeWhenI 🇻🇦 854 92 24 Dec 2024 130th voytxt 🇨🇿 853 75 1 Oct 2024 130th MeWhenI 🇻🇦 853 75 2 Oct 2024 130th m-tkach 🇺🇦 853 75 5 Oct 2024 130th error256 853 75 7 Oct 2024 134th tomtheisen 🇺🇸 853 83 10 Feb 2025 135th DialFrost 🇸🇬 853 94 1 Oct 2024 135th ndren 853 94 14 Feb 2025 137th JayXon 🇺🇸 853 95 4 Oct 2024 138th ovs-code 🇩🇪 851 46 4 Oct 2024 138th nwellnhof 🇩🇪 851 46 7 Oct 2024 140th MostParsingVex 850 100 1 Oct 2024 141st JayXon 🇺🇸 848 104 6 Oct 2024 142nd edsrzf 🇳🇿 847 90 27 Feb 2025 143rd edsrzf 🇳🇿 847 122 27 Feb 2025 144th Shanethegamer 🇺🇸 846 67 3 Oct 2024 144th emgordon154 846 67 18 Nov 2024 146th Kacarott 🇦🇺 846 73 1 Oct 2024 146th chunes3 🇺🇸 846 73 2 Oct 2024 148th JayXon 🇺🇸 846 155 3 Oct 2024 149th stefangimmillaro 845 139 3 Oct 2024 150th moustave 844 95 4 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