Card Number Validation in all languages in chars. 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 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 Mandelbrot 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 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 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 Mandelbrot 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 Chars Time 1st saito-ta 🇯🇵 1,000 25 2 Oct 2024 2nd ovs-code 🇩🇪 979 29 2 Oct 2024 3rd bizy-coder 960 67 1 Oct 2024 3rd pardouin 🇫🇷 960 67 1 Oct 2024 3rd btnlq 960 67 1 Oct 2024 3rd Seek64 🇩🇪 960 67 1 Oct 2024 3rd m-tkach 🇺🇦 960 67 1 Oct 2024 3rd Rubiksmath 960 67 7 Oct 2024 3rd JayXon 🇺🇸 960 67 13 Oct 2024 3rd khvdm 960 67 28 Feb 2025 11th 2bular 946 30 1 Oct 2024 11th zacjl 946 30 3 Oct 2024 13th hallvabo 🇳🇴 946 68 24 hours ago 14th duckyluuk 🇳🇱 942 68 4 Oct 2024 14th JayXon 🇺🇸 942 68 4 Oct 2024 14th emplv 🇱🇻 942 68 24 Oct 2024 14th rucin93 🇵🇱 942 68 24 Oct 2024 14th sean-niemann 🇺🇸 942 68 13 Nov 2024 19th JayXon 🇺🇸 934 51 13 Oct 2024 20th sisyphus-ppcg 🇦🇺 933 42 1 Oct 2024 20th saito-ta 🇯🇵 933 42 1 Oct 2024 22nd nwellnhof 🇩🇪 928 69 8 Oct 2024 23rd ovs-code 🇩🇪 923 42 1 Mar 2025 24th pardouin 🇫🇷 921 62 1 Oct 2024 24th JayXon 🇺🇸 921 62 2 Oct 2024 26th kg583 🇺🇸 919 70 10 Oct 2024 26th sean-niemann 🇺🇸 919 70 8 Jan 2025 28th JayXon 🇺🇸 919 76 11 Oct 2024 29th GrayJoKing 🇦🇺 918 41 1 Oct 2024 29th nwellnhof 🇩🇪 918 41 2 Oct 2024 31st bstrat 916 31 6 Oct 2024 32nd stefangimmillaro 915 70 3 Oct 2024 33rd nwellnhof 🇩🇪 913 51 1 Oct 2024 33rd bitsandbeyond 🇳🇱 913 51 7 Oct 2024 35th xsot 🇸🇬 912 48 4 Oct 2024 36th primo-ppcg 🇹🇭 911 43 26 Jan 2025 37th JayXon 🇺🇸 908 78 13 Oct 2024 38th JayXon 🇺🇸 904 64 2 Oct 2024 39th JayXon 🇺🇸 903 62 13 Oct 2024 40th GrayJoKing 🇦🇺 902 71 1 Oct 2024 40th pardouin 🇫🇷 902 71 2 Oct 2024 40th ovs-code 🇩🇪 902 71 3 Oct 2024 40th vlpx 🇫🇮 902 71 23 Oct 2024 44th error256 899 63 7 Oct 2024 44th JayXon 🇺🇸 899 63 13 Oct 2024 46th emplv 🇱🇻 899 75 24 Oct 2024 47th radarek 🇵🇱 898 53 12 Dec 2024 48th inventshah 898 74 25 Oct 2024 48th JayXon 🇺🇸 898 74 13 Nov 2024 48th pardouin 🇫🇷 898 74 17 Dec 2024 51st saito-ta 🇯🇵 897 54 1 Oct 2024 51st DialFrost 🇸🇬 897 54 11 Jan 2025 51st frankgraziano 897 54 23 Jan 2025 54th btnlq 897 60 1 Oct 2024 54th GrayJoKing 🇦🇺 897 60 3 Oct 2024 56th JayXon 🇺🇸 896 88 5 Oct 2024 57th canissimia 🇦🇶 893 28 2 Oct 2024 58th duckyluuk 🇳🇱 893 72 4 Oct 2024 58th ndren 893 72 14 Feb 2025 60th JayXon 🇺🇸 891 104 5 days ago 61st pardouin 🇫🇷 890 65 2 Oct 2024 62nd xsot 🇸🇬 890 72 10 Oct 2024 63rd ovs-code 🇩🇪 889 63 1 Oct 2024 64th JayXon 🇺🇸 888 96 11 Oct 2024 65th kgolf 887 32 15 Apr 2025 66th GrayJoKing 🇦🇺 886 58 24 Oct 2024 67th canissimia 🇦🇶 886 66 1 Oct 2024 68th MeWhenI 🇻🇦 885 64 3 Oct 2024 69th nwellnhof 🇩🇪 885 80 2 Oct 2024 69th Yax42 🇫🇷 885 80 7 Feb 2025 71st error256 884 68 2 May 2025 72nd rhdqor213 884 79 11 Oct 2024 73rd JayXon 🇺🇸 884 131 7 Oct 2024 74th JayXon 🇺🇸 883 79 5 Oct 2024 74th rucin93 🇵🇱 883 79 24 Oct 2024 1–75 of 670 Next