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 150th emgordon154 844 95 18 Nov 2024 152nd xsot 🇸🇬 842 83 8 Oct 2024 153rd edsrzf 🇳🇿 841 150 27 Feb 2025 154th error256 839 94 7 Oct 2024 155th JayXon 🇺🇸 837 109 5 Oct 2024 156th stefangimmillaro 837 112 4 Oct 2024 157th sean-niemann 🇺🇸 836 121 30 Nov 2024 158th lynn 836 131 8 Jan 2025 159th IanUtley 835 113 2 Oct 2024 160th SirBogman 🇺🇸 834 34 2 Oct 2024 161st GrayJoKing 🇦🇺 833 47 1 Oct 2024 162nd stefangimmillaro 833 68 2 Oct 2024 163rd AdrienHache 🇫🇷 833 85 1 Oct 2024 164th kg583 🇺🇸 833 124 20 Oct 2024 164th AlephSquirrel 833 124 21 Oct 2024 166th sean-niemann 🇺🇸 832 81 20 Dec 2024 167th nwellnhof 🇩🇪 832 84 2 Oct 2024 167th ovs-code 🇩🇪 832 84 2 Nov 2024 167th inventshah 832 84 2 days ago 170th error256 832 106 8 Oct 2024 171st Shanethegamer 🇺🇸 831 77 1 Oct 2024 172nd stefangimmillaro 830 80 12 Nov 2024 173rd ovs-code 🇩🇪 828 65 30 Oct 2024 174th emplv 🇱🇻 828 77 4 days ago 175th xsot 🇸🇬 827 125 20 Oct 2024 176th emplv 🇱🇻 827 142 2 Oct 2024 176th sean-niemann 🇺🇸 827 142 2 Oct 2024 178th sean-niemann 🇺🇸 826 107 3 Oct 2024 179th m-tkach 🇺🇦 825 144 8 Oct 2024 180th retrohun 824 71 10 Jan 2025 181st ovs-code 🇩🇪 823 75 1 Oct 2024 182nd sean-niemann 🇺🇸 823 114 2 Oct 2024 183rd saito-ta 🇯🇵 822 85 1 Oct 2024 184th nwellnhof 🇩🇪 822 104 2 Oct 2024 185th MeWhenI 🇻🇦 822 143 2 Oct 2024 186th m-tkach 🇺🇦 820 58 8 Oct 2024 187th edsrzf 🇳🇿 820 78 1 Mar 2025 188th MeWhenI 🇻🇦 820 85 5 Oct 2024 189th emplv 🇱🇻 820 145 24 Oct 2024 190th MeWhenI 🇻🇦 818 98 1 Oct 2024 190th GolfingSuccess 🇬🇷 818 98 5 Oct 2024 190th firegene 🇮🇪 818 98 21 Oct 2024 193rd error256 818 116 7 Oct 2024 194th MeWhenI 🇻🇦 817 104 2 Oct 2024 195th MeWhenI 🇻🇦 817 130 3 Oct 2024 196th MeWhenI 🇻🇦 816 142 2 Oct 2024 197th lifthrasiir 🇰🇷 815 197 19 Dec 2024 198th m-tkach 🇺🇦 814 138 3 Oct 2024 199th emgordon154 814 205 26 days ago 200th MeWhenI 🇻🇦 813 85 4 Oct 2024 201st Shanethegamer 🇺🇸 812 69 2 Oct 2024 202nd edsrzf 🇳🇿 812 76 1 Oct 2024 203rd sisyphus-ppcg 🇦🇺 812 83 2 Oct 2024 203rd DialFrost 🇸🇬 812 83 8 Oct 2024 205th JohandeRuiter 🇳🇱 812 86 17 Jan 2025 206th MeWhenI 🇻🇦 811 109 2 Oct 2024 207th SirBogman 🇺🇸 810 99 8 Oct 2024 208th stefangimmillaro 810 143 3 Oct 2024 208th sean-niemann 🇺🇸 810 143 24 Oct 2024 210th stefangimmillaro 808 99 3 Oct 2024 211th GolfingSuccess 🇬🇷 806 31 5 Oct 2024 212th Natanaelel 🇸🇪 806 59 7 Feb 2025 213th ovs-code 🇩🇪 806 106 1 Oct 2024 213th inventshah 806 106 1 Oct 2024 215th edsrzf 🇳🇿 805 118 27 Feb 2025 216th error256 805 144 2 Oct 2024 217th edsrzf 🇳🇿 804 98 5 Nov 2024 218th mousetail 🇳🇱 803 67 12 Oct 2024 219th stefangimmillaro 803 126 3 Oct 2024 220th DialFrost 🇸🇬 802 106 9 days ago 221st kg583 🇺🇸 801 82 1 Oct 2024 221st sean-niemann 🇺🇸 801 82 23 Dec 2024 223rd anter69 🇭🇺 801 100 1 Oct 2024 223rd bzijlema 801 100 10 Oct 2024 223rd bricknellj 801 100 4 Mar 2025 Prev 151–225 of 634 Next