Reverse Polish Notation 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 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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 Erlang 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 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 Erlang 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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 526th P-Quentin 🇫🇷 755 137 15ms 5 Aug 2022 526th nstearns96 🇬🇧 755 137 26ms 15 Dec 2022 526th mossprescott 755 137 11ms 19 Jan 2023 526th taesungh 755 137 24ms 15 Oct 2023 526th PyryL 🇫🇮 755 137 28ms 25 Aug 2024 531st marshallward 🇺🇸 755 242 55ms 7 Sep 2022 532nd stefangimmillaro 755 247 240ms 13 Nov 2023 533rd GrayJoKing 🇦🇺 754 109 702ms 16 Jan 2024 533rd b-illy 🇬🇧 754 109 496ms 7 Sep 2024 535th zacjl 754 155 2ms 24 Apr 2023 536th ScottHamper 754 211 21 Feb 2022 537th lifthrasiir 🇰🇷 754 274 7ms 19 Dec 2024 538th Waffle3z 753 130 3ms 6 Apr 2022 539th CaedenHarper 🇨🇦 752 615 1,890ms 9 days ago 540th Mandrzejy 🇵🇱 751 186 69ms 9 Apr 2024 541st sean-niemann 🇺🇸 750 124 122ms 2 Jul 2025 542nd michelebastione 🇮🇹 750 138 15ms 19 Feb 2022 542nd knutae 🇳🇴 750 138 17ms 8 Mar 2022 542nd RDShah 750 138 29ms 15 May 2022 542nd SB-945 750 138 17ms 11 Jan 2024 542nd ImpressedByRocks 750 138 16ms 10 Oct 2024 547th stefangimmillaro 750 180 128ms 25 Dec 2022 548th klixel 🇨🇦 749 249 291ms 19 Jun 2023 549th MichalMarsalek 🇨🇿 748 171 452ms 8 Mar 2022 550th the-zammers 748 177 158ms 9 Apr 2024 551st Frowny 747 77 21 Feb 2022 552nd xem 747 98 18 Feb 2022 552nd Maznek 747 98 6 Jun 2023 552nd dgerblick 747 98 16 Jun 2023 552nd GrayJoKing 🇦🇺 747 98 11 Aug 2024 556th bizy-coder 747 110 507ms 16 Jan 2024 556th MeWhenI 🇻🇦 747 110 579ms 24 May 2024 556th Shanethegamer 🇺🇸 747 110 626ms 17 Sep 2024 556th CaedenHarper 🇨🇦 747 110 519ms 27 Dec 2024 560th Re-Adventures 🇮🇳 746 250 277ms 20 Jan 2023 561st cefqrn 745 139 16ms 20 Dec 2022 561st alfonsoalves 745 139 16ms 1 Mar 2024 561st hiichbindermax 745 139 39ms 19 Sep 2024 561st jacekwladzinski 745 139 12ms 11 days ago 565th Shanethegamer 🇺🇸 745 149 125ms 18 Mar 2023 566th Shanethegamer 🇺🇸 745 160 109ms 24 May 2025 567th Shanethegamer 🇺🇸 745 180 493ms 14 Jul 2023 568th Shanethegamer 🇺🇸 744 172 624ms 21 Feb 2023 569th HallMatthew314 744 178 136ms 13 Sep 2022 570th MeWhenI 🇻🇦 744 214 14 Aug 2023 571st Shanethegamer 🇺🇸 743 110 25 Apr 2023 572nd retrohun 742 81 12ms 15 Dec 2023 573rd vgamula 🇺🇦 741 226 34ms 6 Nov 2023 574th DialFrost 🇸🇬 740 99 24 Dec 2024 575th MeWhenI 🇻🇦 740 110 11 May 2023 576th scpchicken 🇵🇼 739 66 38ms 13 Feb 2022 577th Irratix 🇳🇱 739 140 13ms 27 Apr 2022 577th Bmrl7 739 140 27ms 9 Mar 2024 577th JunkIce 739 140 34ms 2 Dec 2024 580th MeWhenI 🇻🇦 737 111 14 Feb 2023 581st AlephSquirrel 737 140 6ms 25 Jan 2025 582nd Shanethegamer 🇺🇸 737 248 299ms 20 Apr 2022 583rd zacjl 735 47 3ms 22 Jan 2025 583rd GrayJoKing 🇦🇺 735 47 4ms 5 Jun 2025 585th DialFrost 🇸🇬 735 99 5 Sep 2025 586th tailorspy 735 190 72ms 1 Jun 2024 587th SirFireball3521 734 141 40ms 7 Feb 2023 587th AstroOrbis 734 141 15ms 12 Jul 2025 589th hemphen 734 186 335ms 20 Oct 2022 590th MeWhenI 🇻🇦 734 249 313ms 7 Jul 2023 591st DialFrost 🇸🇬 733 82 31ms 23 Apr 2025 592nd KatieLG 🇬🇧 732 100 11ms 5 Jan 2023 592nd chasewalden 732 100 24 Apr 2023 592nd MeWhenI 🇻🇦 732 100 3 Aug 2024 592nd Salutations45 732 100 12 Nov 2024 596th albanian-laundromat 731 197 5ms 1 Jul 2025 597th DialFrost 🇸🇬 730 218 27 days ago 598th annaproxy 729 141 42ms 14 Dec 2022 599th KatieLG 🇬🇧 729 142 91ms 12 Feb 2022 599th MichalMarsalek 🇨🇿 729 142 15ms 14 Feb 2022 First Prev 526–600 of 1,115 Next Last