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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 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 Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig All Bytes Chars Scoring All 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 Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 # Golfer 🥇 💎 🥈 🥉 1st JayXon 🇺🇸 25 (19) 0 0 2nd ovs-code 🇩🇪 5 (5) 2 4 3rd MeWhenI 🇻🇦 4 (4) 7 9 4th m-tkach 🇺🇦 3 (2) 2 0 5th saito-ta 🇯🇵 3 (2) 0 1 6th sean-niemann 🇺🇸 3 (1) 5 2 7th GrayJoKing 🇦🇺 3 (1) 1 0 8th AlephSquirrel 3 (1) 0 0 9th rucin93 🇵🇱 3 (0) 0 0 10th canissimia 🇦🇶 2 (2) 1 0 11th edsrzf 🇳🇿 2 (2) 0 3 12th error256 2 (1) 3 0 13th duckyluuk 🇳🇱 2 (1) 1 0 13th emplv 🇱🇻 2 (1) 1 0 15th nwellnhof 🇩🇪 2 (0) 6 1 16th pardouin 🇫🇷 2 (0) 1 0 17th btnlq 2 (0) 0 0 18th zacjl 1 (1) 1 0 19th AdrienHache 🇫🇷 1 (1) 0 1 19th xsot 🇸🇬 1 (1) 0 1 21st IanUtley 1 (1) 0 0 21st lifthrasiir 🇰🇷 1 (1) 0 0 21st MostParsingVex 1 (1) 0 0 21st UnderKoen 🇳🇱 1 (1) 0 0 25th bizy-coder 1 (0) 1 0 25th kg583 🇺🇸 1 (0) 1 0 27th inventshah 1 (0) 0 1 27th sisyphus-ppcg 🇦🇺 1 (0) 0 1 29th bitsandbeyond 🇳🇱 1 (0) 0 0 29th Rubiksmath 1 (0) 0 0 29th Seek64 🇩🇪 1 (0) 0 0 32nd Shanethegamer 🇺🇸 0 (0) 5 7 33rd stefangimmillaro 0 (0) 3 3 34th DialFrost 🇸🇬 0 (0) 2 1 35th 2bular 0 (0) 1 0 35th chunes3 🇺🇸 0 (0) 1 0 35th emgordon154 0 (0) 1 0 35th FlyingPenguin223 0 (0) 1 0 35th jared-hughes 0 (0) 1 0 35th Kacarott 🇦🇺 0 (0) 1 0 35th KasperKivimaeki 🇫🇮 0 (0) 1 0 35th lyphyser 0 (0) 1 0 35th radarek 🇵🇱 0 (0) 1 0 35th rhdqor213 0 (0) 1 0 35th stackofbears 0 (0) 1 0 46th Natanaelel 🇸🇪 0 (0) 0 2 47th acotis 0 (0) 0 1 47th annaproxy 0 (0) 0 1 47th CatsAreFluffy 0 (0) 0 1 47th cbrt-x 0 (0) 0 1 47th JDiLenarda 🇫🇷 0 (0) 0 1 47th KatieLG 🇬🇧 0 (0) 0 1 47th mousetail 🇳🇱 0 (0) 0 1 47th retrohun 0 (0) 0 1 1–54 of 54