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 Topological Sort 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 Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 151st MostParsingVex 850 100 1 Oct 2024 152nd stefangimmillaro 850 139 3 Oct 2024 152nd edsrzf 🇳🇿 850 139 20 hours ago 154th JayXon 🇺🇸 848 104 6 Oct 2024 155th emgordon154 846 67 18 Nov 2024 156th JayXon 🇺🇸 846 155 3 Oct 2024 157th DialFrost 🇸🇬 845 94 1 Oct 2024 157th ndren 845 94 14 Feb 2025 159th AdrienHache 🇫🇷 843 84 12 hours ago 160th edsrzf 🇳🇿 841 150 27 Feb 2025 161st CLOStrophobic 🇮🇹 840 119 24 Feb 2025 162nd sean-niemann 🇺🇸 840 121 30 Nov 2024 163rd lynn 840 131 8 Jan 2025 164th error256 839 94 7 Oct 2024 165th primo-ppcg 🇹🇭 839 128 27 Apr 2025 166th JayXon 🇺🇸 837 109 5 Oct 2024 167th xsot 🇸🇬 836 57 6 May 2025 168th moustave 836 95 4 Nov 2024 168th emgordon154 836 95 18 Nov 2024 170th IanUtley 835 113 2 Oct 2024 171st sean-niemann 🇺🇸 835 114 2 Oct 2024 172nd Shanethegamer 🇺🇸 834 77 1 Oct 2024 172nd edsrzf 🇳🇿 834 77 10 May 2025 172nd biocommando 🇫🇮 834 77 13 Jun 2025 175th GrayJoKing 🇦🇺 833 47 1 Oct 2024 176th stefangimmillaro 833 68 2 Oct 2024 177th nwellnhof 🇩🇪 833 84 2 Oct 2024 177th ovs-code 🇩🇪 833 84 2 Nov 2024 177th inventshah 833 84 31 Mar 2025 180th sean-niemann 🇺🇸 832 81 20 Dec 2024 181st error256 832 106 8 Oct 2024 182nd emplv 🇱🇻 832 142 2 Oct 2024 182nd sean-niemann 🇺🇸 832 142 2 Oct 2024 184th emplv 🇱🇻 830 77 28 Mar 2025 185th stefangimmillaro 830 80 12 Nov 2024 186th stefangimmillaro 830 112 4 Oct 2024 187th KasperKivimaeki 🇫🇮 828 96 23 days ago 188th MeWhenI 🇻🇦 826 130 3 Oct 2024 189th MeWhenI 🇻🇦 826 143 2 Oct 2024 190th m-tkach 🇺🇦 825 144 8 Oct 2024 191st ovs-code 🇩🇪 825 200 19 Apr 2025 192nd retrohun 824 71 10 Jan 2025 193rd Kacarott 🇦🇺 823 73 1 Oct 2024 193rd chunes3 🇺🇸 823 73 2 Oct 2024 195th dcgjb 823 78 6 May 2025 196th saito-ta 🇯🇵 823 85 1 Oct 2024 197th m-tkach 🇺🇦 822 58 8 Oct 2024 198th DialFrost 🇸🇬 822 82 23 Jun 2025 199th ovs-code 🇩🇪 820 65 30 Oct 2024 200th MeWhenI 🇻🇦 820 85 5 Oct 2024 201st emplv 🇱🇻 820 145 24 Oct 2024 202nd MeWhenI 🇻🇦 819 142 2 Oct 2024 203rd MeWhenI 🇻🇦 817 104 2 Oct 2024 204th lifthrasiir 🇰🇷 815 197 19 Dec 2024 205th m-tkach 🇺🇦 814 138 3 Oct 2024 206th stefangimmillaro 814 143 3 Oct 2024 206th sean-niemann 🇺🇸 814 143 24 Oct 2024 208th MeWhenI 🇻🇦 813 85 4 Oct 2024 209th stefangimmillaro 813 99 3 Oct 2024 210th Shanethegamer 🇺🇸 812 69 2 Oct 2024 211th sisyphus-ppcg 🇦🇺 812 83 2 Oct 2024 212th MeWhenI 🇻🇦 811 98 1 Oct 2024 212th GolfingSuccess 🇬🇷 811 98 5 Oct 2024 212th firegene 🇮🇪 811 98 21 Oct 2024 215th primo-ppcg 🇹🇭 811 235 23 Jun 2025 216th Shanethegamer 🇺🇸 810 70 9 Apr 2025 217th edsrzf 🇳🇿 809 109 3 hours ago 218th Natanaelel 🇸🇪 808 59 7 Feb 2025 219th ovs-code 🇩🇪 808 106 1 Oct 2024 219th inventshah 808 106 1 Oct 2024 221st error256 808 144 2 Oct 2024 222nd stefangimmillaro 807 126 3 Oct 2024 223rd GolfingSuccess 🇬🇷 806 31 5 Oct 2024 224th kg583 🇺🇸 806 124 20 Oct 2024 224th AlephSquirrel 806 124 21 Oct 2024 Prev 151–225 of 721 Next