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Card Number Validation in Python in 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial 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 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal 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 Experimental Language 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 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 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 98th dirckvdende 703 118 17ms 10 Jul 2025 102nd jtaxen 697 119 18ms 21 Oct 2024 102nd psbpsbp 697 119 9ms 19 Dec 2024 102nd klixel 🇨🇦 697 119 10ms 9 Apr 2025 102nd vhoulbreque 🇫🇷 697 119 16ms 21 Nov 2025 106th TaserTheFox 🇺🇸 692 120 18ms 8 Oct 2024 106th yokasuretsu 692 120 11ms 26 Jan 2025 106th Troon 692 120 10ms 17 Feb 2025 106th keelimeguy 🇺🇸 692 120 19ms 14 Jun 2025 110th BREMAUCY 🇫🇷 686 121 17ms 18 Jul 2025 110th retrohun 686 121 10ms 21 Mar 2026 112th chartung17 680 122 10ms 24 Mar 2025 113th msbranicky 675 123 17ms 3 Oct 2024 113th bobbysq 675 123 12ms 5 Oct 2024 113th wuzekai518 675 123 10ms 8 Oct 2024 113th denkyuu1 675 123 16ms 10 Mar 2026 113th fuzzylojik-golf 🇺🇸 675 123 17ms 27 Mar 2026 118th NotEvenIndian 669 124 14ms 22 Oct 2024 118th ridingqwerty 🇺🇸 669 124 20ms 16 Jan 2025 118th CommandLeo 🇮🇹 669 124 11ms 5 Oct 2025 118th JOrE20 669 124 18ms 21 Feb 2026 122nd bnic24 664 125 18ms 3 Oct 2024 122nd adoxography 664 125 10ms 22 Oct 2024 122nd wh3n3v3r 🇨🇿 664 125 11ms 18 Nov 2024 122nd lelbal 664 125 10ms 14 Oct 2025 126th CatsAreFluffy 654 127 17ms 30 Oct 2024 126th WillowWispy 654 127 11ms 25 May 2025 128th madex 🇩🇪 643 129 21ms 2 Oct 2024 128th RedzGoose 🇦🇺 643 129 11ms 15 Oct 2024 128th calebaitken 643 129 10ms 11 Apr 2025 128th rollershutter 643 129 19ms 20 Nov 2025 132nd Europe2048 638 130 11ms 2 Oct 2024 132nd nstearns96 🇬🇧 638 130 17ms 2 Oct 2024 132nd Stockoh 🇫🇷 638 130 17ms 4 Jul 2025 135th inverseLorentz 🇦🇺 634 131 12ms 7 Oct 2024 135th sciencejiho 634 131 24ms 11 Feb 2025 135th Jaydosu 634 131 11ms 11 Apr 2025 135th Emutis 🇱🇹 634 131 10ms 11 Nov 2025 139th sultan 629 132 17ms 11 days ago 140th Mabeloid 🇳🇴 624 133 10ms 2 Oct 2024 141st RaBa21 🇭🇺 615 135 17ms 19 Jul 2025 141st Mikey-Beep 🇬🇧 615 135 17ms 14 days ago 143rd sciencedjinn 610 136 10ms 8 Nov 2024 143rd mchalunderscore 610 136 20ms 4 Jan 2025 143rd Florian-Mt 610 136 17ms 5 Dec 2025 146th kurkale6ka 606 137 29ms 16 Oct 2024 146th 4ndyJ 🇬🇧 606 137 12ms 14 Nov 2024 146th wobblybits 606 137 18ms 17 Aug 2025 146th Andrey2001 606 137 16ms 1 Feb 2026 146th tomh1012 606 137 18ms 4 Mar 2026 146th Aquateraneal 🇺🇸 606 137 18ms 8 Mar 2026 152nd NanduBC 593 140 11ms 1 Oct 2024 152nd jmerle 🇳🇱 593 140 10ms 10 Jan 2025 152nd RobertHoeh 593 140 10ms 3 Mar 2025 152nd smilesformiles3 593 140 18ms 12 Jun 2025 152nd artem-aramma 593 140 16ms 18 Jun 2025 157th FranklinJiaChen 589 141 13ms 2 Oct 2024 158th brimstonetrader 585 142 16ms 17 Oct 2024 158th codewrite 🇬🇧 585 142 12ms 5 May 2025 158th RobGLambert 585 142 19ms 8 Jun 2025 158th GodlyProgrammer1 585 142 18ms 22 Nov 2025 158th jbjd 585 142 11ms 4 Feb 2026 163rd GeneralFabian 580 143 10ms 9 Dec 2024 163rd CutSandstone 580 143 11ms 30 Jan 2025 163rd kistlerf 🇨🇭 580 143 17ms 19 May 2025 166th hiichbindermax 576 144 19ms 2 Oct 2024 166th mathisfun271 576 144 12ms 14 Oct 2024 166th bob-th 576 144 11ms 22 Oct 2024 166th cuvam 🇺🇸 576 144 17ms 4 days ago 170th JunkIce 572 145 10ms 3 Dec 2024 171st croc54 568 146 11ms 15 Dec 2024 172nd PyryL 🇫🇮 565 147 11ms 1 Mar 2025 173rd mbittner20 561 148 10ms 13 Oct 2024 173rd YAJUE114514 561 148 10ms 12 Dec 2025 175th psaban 557 149 18ms 31 Jul 2025 175th TheZwierzLF 🇵🇱 557 149 11ms 24 Nov 2025 175th RodAlc24 🇪🇸 557 149 18ms 22 Feb 2026 178th FlorianCassayre 🇫🇷 553 150 18ms 1 Oct 2024 178th jameswmccarty 553 150 11ms 5 Oct 2024 178th yousefalizadeh 553 150 11ms 23 Oct 2024 178th feherd 553 150 10ms 31 Oct 2024 178th kadamkaustubh 553 150 11ms 8 Nov 2025 183rd adamnielson42 🇺🇸 546 152 10ms 6 Oct 2024 183rd voidgloom 546 152 11ms 22 Oct 2024 183rd omero-san 546 152 10ms 22 Sep 2025 183rd brochmann 🇸🇪 546 152 10ms 12 Oct 2025 187th xyangst 542 153 10ms 1 Oct 2024 187th denisfouchard 542 153 10ms 21 Aug 2025 189th osNiko 🇧🇷 539 154 11ms 21 Aug 2025 190th robin-scragg 535 155 11ms 21 Aug 2025 190th celiendonze 🇨🇭 535 155 11ms 17 Oct 2025 192nd travisdoesmath 532 156 11ms 7 Sep 2025 192nd Shotokhan 532 156 10ms 21 Sep 2025 194th lhulinsky 529 157 11ms 21 Oct 2024 195th ellis-rix 525 158 11ms 9 Dec 2024 196th webmiche 522 159 11ms 3 Nov 2025 197th CheeseCake628 🇳🇴 519 160 108ms 5 Nov 2024 198th pres-abhisheksinha 516 161 10ms 8 Oct 2024 199th ibixina 512 162 10ms 13 Oct 2024 199th TheAtrossian 512 162 13ms 5 Jan 2025 First Prev 101–200 of 226 Next Last