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 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 Chars Time 151st stefangimmillaro 833 68 2 Oct 2024 152nd AdrienHache 🇫🇷 833 85 1 Oct 2024 153rd kg583 🇺🇸 833 124 20 Oct 2024 153rd AlephSquirrel 833 124 21 Oct 2024 155th sean-niemann 🇺🇸 832 81 20 Dec 2024 156th nwellnhof 🇩🇪 832 84 2 Oct 2024 156th ovs-code 🇩🇪 832 84 2 Nov 2024 156th inventshah 832 84 2 days ago 159th error256 832 106 8 Oct 2024 160th Shanethegamer 🇺🇸 831 77 1 Oct 2024 161st stefangimmillaro 830 80 12 Nov 2024 162nd ovs-code 🇩🇪 828 65 30 Oct 2024 163rd emgordon154 827 69 18 Nov 2024 164th xsot 🇸🇬 827 125 20 Oct 2024 165th emplv 🇱🇻 827 142 2 Oct 2024 165th sean-niemann 🇺🇸 827 142 2 Oct 2024 167th sean-niemann 🇺🇸 826 107 3 Oct 2024 168th m-tkach 🇺🇦 825 144 8 Oct 2024 169th retrohun 824 71 10 Jan 2025 170th ovs-code 🇩🇪 823 75 1 Oct 2024 171st ovs-code 🇩🇪 823 78 2 Oct 2024 172nd sean-niemann 🇺🇸 823 114 2 Oct 2024 173rd saito-ta 🇯🇵 822 85 1 Oct 2024 174th nwellnhof 🇩🇪 822 104 2 Oct 2024 175th MeWhenI 🇻🇦 822 143 2 Oct 2024 176th m-tkach 🇺🇦 820 58 8 Oct 2024 177th edsrzf 🇳🇿 820 78 1 Mar 2025 178th MeWhenI 🇻🇦 820 85 5 Oct 2024 179th emplv 🇱🇻 820 145 24 Oct 2024 180th error256 818 116 7 Oct 2024 180th dokutan 818 116 19 Oct 2024 182nd MeWhenI 🇻🇦 817 104 2 Oct 2024 183rd MeWhenI 🇻🇦 817 130 3 Oct 2024 184th MeWhenI 🇻🇦 816 142 2 Oct 2024 185th lifthrasiir 🇰🇷 815 197 19 Dec 2024 186th rucin93 🇵🇱 814 71 17 Dec 2024 187th m-tkach 🇺🇦 814 138 3 Oct 2024 188th emgordon154 814 205 27 days ago 189th MeWhenI 🇻🇦 813 85 4 Oct 2024 190th edsrzf 🇳🇿 812 76 1 Oct 2024 191st sisyphus-ppcg 🇦🇺 812 83 2 Oct 2024 192nd JohandeRuiter 🇳🇱 812 86 17 Jan 2025 193rd MeWhenI 🇻🇦 811 109 2 Oct 2024 194th stefangimmillaro 810 143 3 Oct 2024 194th sean-niemann 🇺🇸 810 143 24 Oct 2024 196th stefangimmillaro 808 99 3 Oct 2024 197th GolfingSuccess 🇬🇷 806 31 5 Oct 2024 198th anter69 🇭🇺 806 59 11 Oct 2024 198th Natanaelel 🇸🇪 806 59 7 Feb 2025 200th ovs-code 🇩🇪 806 106 1 Oct 2024 200th inventshah 806 106 1 Oct 2024 202nd edsrzf 🇳🇿 805 118 27 Feb 2025 203rd error256 805 144 2 Oct 2024 204th edsrzf 🇳🇿 804 98 5 Nov 2024 205th mousetail 🇳🇱 803 67 12 Oct 2024 206th lifthrasiir 🇰🇷 803 71 2 Dec 2024 207th emgordon154 803 72 2 Oct 2024 208th stefangimmillaro 803 126 3 Oct 2024 209th DialFrost 🇸🇬 802 106 10 days ago 210th Shanethegamer 🇺🇸 799 209 25 Jan 2025 211th pardouin 🇫🇷 798 71 3 Oct 2024 212th canissimia 🇦🇶 798 130 4 Oct 2024 213th edsrzf 🇳🇿 798 150 27 Feb 2025 214th MeWhenI 🇻🇦 797 127 5 Oct 2024 215th stefangimmillaro 795 89 4 Oct 2024 215th namelessiw 795 89 17 Oct 2024 217th stefangimmillaro 794 87 4 Oct 2024 218th MeWhenI 🇻🇦 794 88 2 Oct 2024 219th duckyluuk 🇳🇱 794 99 17 Dec 2024 220th Shanethegamer 🇺🇸 794 102 4 Oct 2024 221st DialFrost 🇸🇬 793 85 1 Oct 2024 221st xsot 🇸🇬 793 85 7 Oct 2024 223rd ovs-code 🇩🇪 793 119 1 Oct 2024 224th stefangimmillaro 793 134 3 Oct 2024 225th Shanethegamer 🇺🇸 793 138 3 Oct 2024 Prev 151–225 of 631 Next