Reverse Polish Notation in all languages 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 639th MeWhenI 🇻🇦 734 100 11ms 3 Aug 2024 639th Salutations45 734 100 14ms 12 Nov 2024 643rd DialFrost 🇸🇬 734 218 387ms 24 Sep 2025 644th DialFrost 🇸🇬 733 82 35ms 23 Apr 2025 645th annaproxy 733 141 18ms 14 Dec 2022 646th edsrzf 🇳🇿 732 67 42ms 14 Feb 2026 647th nullie 732 256 203ms 11 Mar 2025 648th KatieLG 🇬🇧 730 142 91ms 12 Feb 2022 648th MichalMarsalek 🇨🇿 730 142 16ms 14 Feb 2022 648th marcin7Cd 730 142 15ms 20 Feb 2022 648th yzhs 🇩🇪 730 142 18ms 23 Jun 2023 652nd HPWiz 🇳🇿 728 39 5ms 23 Nov 2023 653rd ChiefChippy2 727 101 12ms 12 Feb 2022 653rd Frowny 727 101 27ms 16 Feb 2022 653rd fitzdotlol 🇺🇸 727 101 12ms 8 Mar 2022 653rd neel11235813 727 101 10ms 17 Mar 2024 653rd madex 🇩🇪 727 101 9ms 9 Jul 2024 653rd wh3n3v3r 🇨🇿 727 101 11ms 8 Nov 2024 659th syntax-rules 727 193 417ms 25 Dec 2022 660th Shanethegamer 🇺🇸 727 220 367ms 24 Sep 2025 660th sean-niemann 🇺🇸 727 220 362ms 24 Sep 2025 662nd Yax42 🇫🇷 726 189 464ms 21 Jan 2026 663rd SniperSmiley 🇺🇸 725 143 15ms 8 Jul 2022 663rd Europe2048 725 143 26ms 22 Oct 2024 663rd moustave 725 143 12ms 7 Apr 2025 666th Kacarott 🇦🇺 724 114 696ms 4 Feb 2025 667th GolfingSuccess 🇬🇷 724 194 454ms 14 Feb 2022 668th Shanethegamer 🇺🇸 722 190 426ms 9 Apr 2025 669th adoxography 721 68 49ms 20 Mar 2022 670th GolfingSuccess 🇬🇷 721 163 2ms 5 Dec 2022 671st inventshah 720 102 13ms 13 Feb 2022 671st smclaughlin-cf 720 102 11ms 4 Mar 2025 673rd randolchance 720 144 18ms 4 Jan 2024 673rd roupiq 🇵🇱 720 144 16ms 1 Mar 2024 673rd Deppyforce 720 144 16ms 9 Nov 2025 676th stefangimmillaro 720 256 41ms 3 Jan 2023 677th emgordon154 719 137 12ms 26 Sep 2024 678th kg583 🇺🇸 718 145 7ms 9 Jun 2025 679th Shanethegamer 🇺🇸 718 261 244ms 30 Apr 2022 680th albanian-laundromat 🇺🇸 718 349 1,216ms 6 Nov 2025 681st emgordon154 717 115 589ms 11 Aug 2025 682nd Frowny 717 185 145ms 18 Mar 2022 683rd Alex-x90 🇺🇸 716 196 449ms 24 Oct 2025 684th LeeCamp 715 145 16ms 14 Feb 2022 684th hellwue 715 145 11ms 7 Feb 2023 684th adamnielson42 🇺🇸 715 145 32ms 8 Oct 2024 684th Mabeloid 🇳🇴 715 145 23ms 4 May 2025 684th te-chnical 715 145 17ms 9 Jul 2025 689th JGDoerrer 715 262 220ms 29 Jun 2022 690th stefangimmillaro 714 192 469ms 10 Oct 2023 691st daniel-pedersen 🇸🇪 713 103 12ms 6 Mar 2022 691st Heathcorp 🇦🇺 713 103 13ms 27 Apr 2022 691st snoozingnewt 🇨🇦 713 103 11ms 23 Sep 2023 691st FortuiteMan 🇫🇷 713 103 11ms 10 Oct 2024 691st SiBeepBoop 713 103 12ms 15 Apr 2025 691st alexsave 713 103 15ms 27 Dec 2025 697th weeble 713 138 4ms 18 Aug 2024 698th prplz 🇦🇺 713 165 1ms 14 Feb 2022 698th Szum123321 🇵🇱 713 165 1ms 29 Nov 2023 698th JohandeRuiter 🇳🇱 713 165 2ms 11 Feb 2025 701st prestosilver 🇺🇸 713 181 364ms 9 days ago 702nd KatieLG 🇬🇧 711 69 42ms 12 Feb 2022 702nd jared-hughes 711 69 41ms 10 Sep 2022 704th SirBogman 🇺🇸 711 116 573ms 16 Jan 2024 704th commandz0 🇺🇸 711 116 571ms 1 Sep 2025 706th CaedenHarper 🇨🇦 711 225 366ms 22 Mar 2026 707th karhuthebear 710 146 17ms 6 May 2022 707th Bonjour27891 🇻🇳 710 146 13ms 17 Jul 2022 707th scpchicken 🇵🇼 710 146 89ms 20 days ago 710th edsrzf 🇳🇿 710 184 1,539ms 29 Apr 2025 711th MeWhenI 🇻🇦 710 204 2ms 11 Sep 2022 712th Natanaelel 🇸🇪 709 45 65ms 26 Sep 2023 713th CaedenHarper 🇨🇦 708 259 367ms 20 Nov 2025 714th AlephSquirrel 707 37 4ms 3 Aug 2023 715th janbehrens 🇩🇪 706 104 12ms 14 Apr 2023 715th m-tkach 🇺🇦 706 104 11ms 3 Jan 2025 717th duckyluuk 🇳🇱 705 117 524ms 26 Mar 2024 718th SomeKitten 🇺🇸 705 147 30ms 29 Aug 2022 718th Bodo171 705 147 19ms 7 Dec 2022 718th vgamula 🇺🇦 705 147 17ms 6 Nov 2023 First Prev 641–720 of 1,271 Next Last