Reverse Polish Notation in Ruby in chars. 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 Apéry’s Constant CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Hilbert Curve Mandelbrot NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Semiprime Numbers Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle 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 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 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 Experimental Hole Apéry’s Constant CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Hilbert Curve Mandelbrot NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Semiprime Numbers Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle # Golfer Points Chars Time 1st Lydxn 🇨🇦 1,000 44 21 Aug 2022 2nd sisyphus-ppcg 🇦🇺 936 47 18 Feb 2022 3rd ovs-code 🇩🇪 846 52 14 Feb 2022 4th akshatj27 🇦🇶 830 53 14 Feb 2022 4th MeWhenI 🇻🇦 830 53 25 Jul 2023 4th Steffan153 🇫🇮 830 53 20 Aug 2024 4th radarek 🇵🇱 830 53 9 days ago 8th primo-ppcg 🇹🇭 815 54 14 Feb 2022 8th janlelis 815 54 21 Sep 2024 10th stefangimmillaro 772 57 18 Feb 2022 10th JayXon 🇺🇸 772 57 1 May 2023 12th Shanethegamer 🇺🇸 759 58 13 Feb 2022 12th SirBogman 🇺🇸 759 58 10 Jan 2024 14th shinh 746 59 21 Jun 2022 15th rniii 721 61 15 Sep 2023 15th olleicua 🇺🇸 721 61 6 Jan 2024 15th anter69 🇭🇺 721 61 2 Apr 2024 18th nwellnhof 🇩🇪 710 62 4 Jun 2022 18th KL-Lru 710 62 29 Dec 2022 18th Natanaelel 🇸🇪 710 62 9 Dec 2023 21st ChiefChippy2 688 64 12 Feb 2022 21st GrayJoKing 🇦🇺 688 64 13 Feb 2022 23rd xiBread 🇺🇸 677 65 15 Apr 2022 24th scpchicken 🇵🇼 667 66 13 Feb 2022 25th adoxography 647 68 20 Mar 2022 26th KatieLG 🇬🇧 638 69 12 Feb 2022 26th jared-hughes 638 69 10 Sep 2022 28th emgordon154 611 72 20 Nov 2024 29th m-tkach 🇺🇦 595 74 25 Jun 2024 30th DialFrost 🇸🇬 564 78 2 Jun 2024 31st annaproxy 494 89 14 Sep 2023 32nd aksyristos 489 90 8 Feb 2023 33rd rucin93 🇵🇱 423 104 13 Feb 2022 34th truisseaux 130 338 12 Apr 2024 35th KatieLG-Transpiler 🇬🇧 48 909 5 Jan 2023 1–35 of 35