Reverse Polish Notation in Ruby 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 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 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 1st ovs-code 🇩🇪 1,000 54 37ms 14 Feb 2022 1st akshatj27 🇦🇶 1,000 54 35ms 14 Feb 2022 1st primo-ppcg 🇹🇭 1,000 54 35ms 14 Feb 2022 1st Lydxn 🇨🇦 1,000 54 35ms 14 Feb 2022 1st sisyphus-ppcg 🇦🇺 1,000 54 35ms 16 Feb 2022 1st radarek 🇵🇱 1,000 54 37ms 26 Feb 2022 1st Steffan153 🇫🇮 1,000 54 38ms 20 Aug 2024 1st sean-niemann 🇺🇸 1,000 54 41ms 3 Aug 2025 9th MeWhenI 🇻🇦 982 55 65ms 22 Aug 2022 10th stefangimmillaro 947 57 35ms 18 Feb 2022 11th janlelis 931 58 62ms 23 Feb 2022 11th SirBogman 🇺🇸 931 58 36ms 10 Jan 2024 13th shinh 915 59 36ms 21 Jun 2022 13th tatzyr 🇯🇵 915 59 36ms 24 Mar 2025 13th lacrosse 915 59 35ms 30 hours ago 16th Shanethegamer 🇺🇸 900 60 34ms 12 Apr 2024 17th JayXon 🇺🇸 885 61 35ms 3 May 2023 17th rniii 885 61 35ms 15 Sep 2023 17th olleicua 🇺🇸 885 61 36ms 6 Jan 2024 17th xsot 🇸🇬 885 61 38ms 23 Apr 2025 17th pardouin 🇫🇷 885 61 43ms 12 Sep 2025 17th beirigo 🇧🇷 885 61 34ms 17 Oct 2025 23rd nwellnhof 🇩🇪 871 62 34ms 4 Jun 2022 23rd KL-Lru 871 62 34ms 29 Dec 2022 23rd Natanaelel 🇸🇪 871 62 34ms 9 Dec 2023 26th ChiefChippy2 844 64 35ms 12 Feb 2022 26th GrayJoKing 🇦🇺 844 64 35ms 13 Feb 2022 28th scpchicken 🇵🇼 818 66 35ms 13 Feb 2022 29th adoxography 794 68 35ms 20 Mar 2022 30th KatieLG 🇬🇧 783 69 35ms 12 Feb 2022 30th jared-hughes 783 69 34ms 10 Sep 2022 32nd edsrzf 🇳🇿 771 70 35ms 4 Sep 2025 33rd anter69 🇭🇺 761 71 34ms 2 Apr 2024 34th emgordon154 750 72 35ms 20 Nov 2024 34th Lv0Sys 🇵🇱 750 72 34ms 7 days ago 36th m-tkach 🇺🇦 730 74 36ms 25 Jun 2024 37th DialFrost 🇸🇬 701 77 33ms 25 Dec 2024 38th olivermrose 🇺🇸 684 79 34ms 15 Apr 2022 39th CaedenHarper 🇨🇦 659 82 36ms 13 Sep 2025 40th akiratee 621 87 35ms 20 Oct 2025 41st annaproxy 607 89 33ms 14 Sep 2023 42nd aksyristos 600 90 32ms 8 Feb 2023 43rd rucin93 🇵🇱 519 104 33ms 13 Feb 2022 44th truisseaux 160 338 33ms 12 Apr 2024 45th KatieLG-Transpiler 🇬🇧 59 909 33ms 5 Jan 2023 1–45 of 45
