Card Number Validation in Python 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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 73rd plcc0 703 118 6 Apr 2025 73rd KatieLG 🇬🇧 703 118 20 Apr 2025 78th jtaxen 697 119 21 Oct 2024 78th psbpsbp 697 119 19 Dec 2024 78th klixel 🇨🇦 697 119 9 Apr 2025 81st TaserTheFox 🇺🇸 692 120 8 Oct 2024 81st yokasuretsu 692 120 26 Jan 2025 81st Troon 692 120 17 Feb 2025 81st keelimeguy 🇺🇸 692 120 17 days ago 85th chartung17 680 122 24 Mar 2025 86th msbranicky 675 123 3 Oct 2024 86th bobbysq 675 123 5 Oct 2024 86th wuzekai518 675 123 8 Oct 2024 86th vhoulbreque 🇫🇷 675 123 4 Feb 2025 90th NotEvenIndian 669 124 22 Oct 2024 90th ridingqwerty 🇺🇸 669 124 16 Jan 2025 92nd bnic24 664 125 3 Oct 2024 92nd adoxography 664 125 22 Oct 2024 92nd wh3n3v3r 🇨🇿 664 125 18 Nov 2024 95th CatsAreFluffy 654 127 30 Oct 2024 95th WillowWispy 654 127 25 May 2025 97th lelbal 648 128 2 Oct 2024 97th Lv0Sys 🇵🇱 648 128 15 days ago 99th madex 🇩🇪 643 129 2 Oct 2024 99th RedzGoose 🇦🇺 643 129 15 Oct 2024 99th calebaitken 643 129 11 Apr 2025 102nd Europe2048 638 130 2 Oct 2024 102nd nstearns96 🇬🇧 638 130 2 Oct 2024 102nd rollershutter 638 130 10 Jan 2025 105th Stockoh 🇫🇷 634 131 2 Oct 2024 105th inverseLorentz 🇦🇺 634 131 7 Oct 2024 105th dokutan 634 131 19 Oct 2024 105th CornerMercury 🇬🇧 634 131 3 Dec 2024 105th sciencejiho 634 131 11 Feb 2025 105th Jaydosu 634 131 11 Apr 2025 111th Mabeloid 🇳🇴 624 133 2 Oct 2024 111th Emutis 🇱🇹 624 133 4 Feb 2025 113th sciencedjinn 610 136 8 Nov 2024 113th ihatethefrench 610 136 4 Jan 2025 115th kurkale6ka 606 137 16 Oct 2024 115th 4ndyJ 🇬🇧 606 137 14 Nov 2024 117th BREMAUCY 🇫🇷 601 138 2 Oct 2024 118th scpchicken 🇵🇼 597 139 6 Oct 2024 119th NanduBC 593 140 1 Oct 2024 119th Mikey-Beep 🇬🇧 593 140 7 Oct 2024 119th jmerle 🇳🇱 593 140 10 Jan 2025 119th RobertHoeh 593 140 3 Mar 2025 119th smilesformiles3 593 140 18 days ago 119th artem-aramma 593 140 12 days ago 125th FranklinJiaChen 589 141 2 Oct 2024 126th brimstonetrader 585 142 17 Oct 2024 126th snoozingnewt 🇺🇸 585 142 31 Mar 2025 126th codewrite 🇬🇧 585 142 5 May 2025 126th RobGLambert 585 142 23 days ago 130th GeneralFabian 580 143 9 Dec 2024 130th CutSandstone 580 143 30 Jan 2025 130th kistlerf 🇨🇭 580 143 19 May 2025 133rd hiichbindermax 576 144 2 Oct 2024 133rd mathisfun271 576 144 14 Oct 2024 133rd bob-th 576 144 22 Oct 2024 136th JunkIce 572 145 3 Dec 2024 137th croc54 568 146 15 Dec 2024 138th PyryL 🇫🇮 565 147 1 Mar 2025 139th mbittner20 561 148 13 Oct 2024 140th FlorianCassayre 🇫🇷 553 150 1 Oct 2024 140th jameswmccarty 553 150 5 Oct 2024 140th yousefalizadeh 553 150 23 Oct 2024 140th feherd 553 150 31 Oct 2024 140th RaBa21 553 150 4 May 2025 140th TheZwierzLF 🇵🇱 553 150 17 May 2025 146th adamnielson42 🇺🇸 546 152 6 Oct 2024 146th voidgloom 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