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 522nd helbling 🇨🇭 755 97 10ms 24 Aug 2025 527th GrayJoKing 🇦🇺 755 109 702ms 16 Jan 2024 527th b-illy 🇬🇧 755 109 496ms 7 Sep 2024 529th P-Quentin 🇫🇷 755 137 15ms 5 Aug 2022 529th nstearns96 🇬🇧 755 137 26ms 15 Dec 2022 529th mossprescott 755 137 11ms 19 Jan 2023 529th taesungh 755 137 24ms 15 Oct 2023 529th PyryL 🇫🇮 755 137 28ms 25 Aug 2024 534th marshallward 🇺🇸 755 242 55ms 7 Sep 2022 535th stefangimmillaro 755 247 240ms 13 Nov 2023 536th zacjl 754 155 2ms 24 Apr 2023 537th ScottHamper 754 211 445ms 21 Feb 2022 538th lifthrasiir 🇰🇷 754 274 7ms 19 Dec 2024 539th Waffle3z 753 130 3ms 6 Apr 2022 540th CaedenHarper 🇨🇦 752 615 1,890ms 10 days ago 541st Mandrzejy 🇵🇱 751 186 69ms 9 Apr 2024 542nd sean-niemann 🇺🇸 750 124 122ms 2 Jul 2025 543rd michelebastione 🇮🇹 750 138 15ms 19 Feb 2022 543rd knutae 🇳🇴 750 138 17ms 8 Mar 2022 543rd RDShah 750 138 29ms 15 May 2022 543rd SB-945 750 138 17ms 11 Jan 2024 543rd ImpressedByRocks 750 138 16ms 10 Oct 2024 548th stefangimmillaro 750 180 128ms 25 Dec 2022 549th klixel 🇨🇦 749 249 291ms 19 Jun 2023 550th bizy-coder 748 110 507ms 16 Jan 2024 550th MeWhenI 🇻🇦 748 110 579ms 24 May 2024 550th Shanethegamer 🇺🇸 748 110 626ms 17 Sep 2024 550th CaedenHarper 🇨🇦 748 110 519ms 27 Dec 2024 554th MichalMarsalek 🇨🇿 748 171 452ms 8 Mar 2022 555th the-zammers 748 177 158ms 9 Apr 2024 556th Frowny 747 77 37ms 21 Feb 2022 557th xem 747 98 11ms 18 Feb 2022 557th Maznek 747 98 10ms 6 Jun 2023 557th dgerblick 747 98 11ms 16 Jun 2023 557th GrayJoKing 🇦🇺 747 98 147ms 11 Aug 2024 561st Re-Adventures 🇮🇳 746 250 277ms 20 Jan 2023 562nd cefqrn 745 139 16ms 20 Dec 2022 562nd alfonsoalves 745 139 16ms 1 Mar 2024 562nd hiichbindermax 745 139 39ms 19 Sep 2024 562nd jacekwladzinski 745 139 12ms 13 days ago 566th Shanethegamer 🇺🇸 745 149 125ms 18 Mar 2023 567th Shanethegamer 🇺🇸 745 160 109ms 24 May 2025 568th Shanethegamer 🇺🇸 745 180 493ms 14 Jul 2023 569th Shanethegamer 🇺🇸 744 172 624ms 21 Feb 2023 570th HallMatthew314 744 178 136ms 13 Sep 2022 571st MeWhenI 🇻🇦 744 214 333ms 14 Aug 2023 572nd Shanethegamer 🇺🇸 743 110 630ms 25 Apr 2023 573rd retrohun 742 81 12ms 15 Dec 2023 574th vgamula 🇺🇦 741 226 33ms 6 Nov 2023 575th DialFrost 🇸🇬 740 99 9ms 24 Dec 2024 576th MeWhenI 🇻🇦 740 110 1,086ms 11 May 2023 577th scpchicken 🇵🇼 739 66 38ms 13 Feb 2022 578th Irratix 🇳🇱 739 140 13ms 27 Apr 2022 578th Bmrl7 739 140 27ms 9 Mar 2024 578th JunkIce 739 140 34ms 2 Dec 2024 581st MeWhenI 🇻🇦 737 111 459ms 14 Feb 2023 582nd AlephSquirrel 737 140 6ms 25 Jan 2025 583rd Shanethegamer 🇺🇸 737 248 280ms 20 Apr 2022 584th zacjl 735 47 3ms 22 Jan 2025 584th GrayJoKing 🇦🇺 735 47 4ms 5 Jun 2025 586th DialFrost 🇸🇬 735 99 2,069ms 5 Sep 2025 587th tailorspy 735 190 72ms 1 Jun 2024 588th SirFireball3521 734 141 40ms 7 Feb 2023 588th AstroOrbis 734 141 15ms 12 Jul 2025 590th hemphen 734 186 335ms 20 Oct 2022 591st MeWhenI 🇻🇦 734 249 264ms 7 Jul 2023 592nd DialFrost 🇸🇬 733 82 31ms 23 Apr 2025 593rd KatieLG 🇬🇧 732 100 11ms 5 Jan 2023 593rd chasewalden 732 100 10ms 24 Apr 2023 593rd MeWhenI 🇻🇦 732 100 11ms 3 Aug 2024 593rd Salutations45 732 100 15ms 12 Nov 2024 597th albanian-laundromat 731 197 5ms 1 Jul 2025 598th DialFrost 🇸🇬 730 218 494ms 24 Sep 2025 599th annaproxy 729 141 42ms 14 Dec 2022 600th KatieLG 🇬🇧 729 142 91ms 12 Feb 2022 First Prev 526–600 of 1,117 Next Last