Best bytes scores per language in Card Number Validation. Points are the ratio to the overall minimum bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy 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 Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy 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 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 # Language Golfer Points Bytes Submitted 1st GolfScript saito-ta 🇯🇵 1,000 25 2 Oct 2024 2nd K ovs-code 🇩🇪 862 29 2 Oct 2024 3rd Assembly AdrienHache 🇫🇷 641 39 2 Oct 2024 4th Raku GrayJoKing 🇦🇺 +1 610 41 1 Oct 2024 5th Perl sisyphus-ppcg 🇦🇺 +1 595 42 1 Oct 2024 5th J ovs-code 🇩🇪 595 42 1 Mar 2025 7th AWK canissimia 🇦🇶 +1 532 47 30 Jan 2026 8th PowerShell nwellnhof 🇩🇪 +1 490 51 1 Oct 2024 8th Ruby JayXon 🇺🇸 +1 490 51 13 Oct 2024 10th ><> mousetail 🇳🇱 481 52 25 Sep 2025 11th Bash saito-ta 🇯🇵 +2 463 54 1 Oct 2024 12th jq GrayJoKing 🇦🇺 417 60 3 Oct 2024 12th Factor error256 417 60 1 Feb 2026 14th Julia JayXon 🇺🇸 403 62 13 Oct 2024 15th Crystal error256 +1 397 63 7 Oct 2024 16th Groovy sean-niemann 🇺🇸 +2 391 64 16 Feb 2026 17th sed canissimia 🇦🇶 379 66 1 Oct 2024 18th JavaScript duckyluuk 🇳🇱 +5 368 68 4 Oct 2024 19th Tcl ovs-code 🇩🇪 +1 362 69 4 Oct 2024 20th Civet JayXon 🇺🇸 352 71 1 Mar 2026 21st Coconut JayXon 🇺🇸 347 72 2 Oct 2024 22nd Kotlin inventshah +3 338 74 25 Oct 2024 23rd PHP emplv 🇱🇻 333 75 24 Oct 2024 24th C JayXon 🇺🇸 +1 329 76 11 Oct 2024 25th R ovs-code 🇩🇪 321 78 2 Oct 2024 25th C# JayXon 🇺🇸 +1 321 78 13 Oct 2024 25th Berry rucin93 🇵🇱 +4 321 78 18 Nov 2025 28th Dart JayXon 🇺🇸 316 79 17 Oct 2024 29th Janet edsrzf 🇳🇿 305 82 13 days ago 30th Python khvdm 301 83 7 Jun 2025 31st V JayXon 🇺🇸 298 84 24 May 2025 32nd SQL UnderKoen 🇳🇱 291 86 4 Oct 2024 33rd Rockstar GrayJoKing 🇦🇺 287 87 25 Nov 2025 34th Lua JayXon 🇺🇸 +1 284 88 5 Oct 2024 35th Erlang edsrzf 🇳🇿 278 90 18 Dec 2025 36th Swift JayXon 🇺🇸 269 93 14 Oct 2024 37th D JayXon 🇺🇸 263 95 4 Oct 2024 37th Nim JayXon 🇺🇸 263 95 23 Jul 2025 39th C++ JayXon 🇺🇸 260 96 11 Oct 2024 40th ALGOL 68 edsrzf 🇳🇿 255 98 25 Feb 2026 41st VimL MostParsingVex 250 100 1 Oct 2024 42nd Java JayXon 🇺🇸 243 103 25 Sep 2025 43rd Elixir JayXon 🇺🇸 240 104 6 Oct 2024 43rd Rust JayXon 🇺🇸 240 104 31 May 2025 45th F# edsrzf 🇳🇿 234 107 7 days ago 46th Clojure error256 +2 229 109 24 Jul 2025 47th Common Lisp edsrzf 🇳🇿 227 110 18 days ago 48th Prolog IanUtley 221 113 2 Oct 2024 49th BASIC sean-niemann 🇺🇸 219 114 2 Oct 2024 50th Forth edsrzf 🇳🇿 217 115 19 Dec 2025 51st Wren JayXon 🇺🇸 214 117 5 Oct 2024 52nd Haskell ovs-code 🇩🇪 197 127 2 Oct 2024 52nd Fortran marshallward 🇺🇸 197 127 4 days ago 54th brainfuck canissimia 🇦🇶 192 130 4 Oct 2024 55th OCaml edsrzf 🇳🇿 191 131 10 Feb 2026 56th Go JayXon 🇺🇸 187 134 3 Oct 2024 57th ArkScript edsrzf 🇳🇿 176 142 17 days ago 58th Scheme kg583 🇺🇸 +1 175 143 20 Feb 2026 58th Pascal edsrzf 🇳🇿 175 143 8 days ago 60th Zig JayXon 🇺🇸 161 155 3 Oct 2024 61st Hexagony MeWhenI 🇻🇦 134 186 2 Oct 2024 62nd TeX lifthrasiir 🇰🇷 127 197 19 Dec 2024 63rd Gleam ovs-code 🇩🇪 125 200 19 Apr 2025 64th COBOL primo-ppcg 🇹🇭 108 232 13 Aug 2025