Reverse Polish Notation in all languages in chars. 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 376th GrayJoKing 🇦🇺 784 104 6ms 31 Aug 2023 377th adriweb 🇫🇷 784 125 14ms 12 Oct 2023 378th duckyluuk 🇳🇱 783 143 9ms 26 Feb 2025 379th KatieLG 🇬🇧 782 96 98ms 29 Jul 2024 380th MostParsingVex 781 149 2ms 3 Jan 2025 381st KrausRaus 🇺🇸 780 94 9ms 13 Feb 2022 381st SirBogman 🇺🇸 780 94 9ms 7 May 2022 381st iliazeus 780 94 26ms 4 Sep 2022 381st Natanaelel 🇸🇪 780 94 11ms 9 Dec 2023 381st LukeBridges 🇬🇧 780 94 10ms 2 Oct 2024 386th MeWhenI 🇻🇦 778 79 23ms 1 Nov 2023 387th GolfingSuccess 🇬🇷 778 144 9ms 30 Jan 2025 388th edsrzf 🇳🇿 778 185 104ms 43 mins ago 389th jwhear 🇺🇸 778 240 233ms 20 Mar 2023 390th GolfingSuccess 🇬🇷 776 126 6ms 20 Aug 2024 391st CLOStrophobic 🇮🇹 776 133 6ms 19 Feb 2025 392nd canissimia 🇦🇶 776 355 253ms 19 May 2023 393rd primo-ppcg 🇹🇭 776 381 12ms 13 Aug 2025 394th Shanethegamer 🇺🇸 775 105 986ms 12 Dec 2022 395th canissimia 🇦🇶 775 585 95ms 17 Mar 2024 396th primo-ppcg 🇹🇭 774 48 24ms 15 Feb 2022 397th Shanethegamer 🇺🇸 774 174 3,019ms 4 Nov 2024 398th edsrzf 🇳🇿 773 206 339ms 25 Oct 2025 399th Shanethegamer 🇺🇸 772 86 439ms 16 Jan 2024 400th snoozingnewt 🇺🇸 772 95 9ms 14 Feb 2024 400th junkondo-jp 772 95 10ms 4 Jun 2024 400th madeforlosers 772 95 10ms 5 Nov 2024 403rd 77Tigers 772 242 218ms 10 Apr 2024 404th MeWhenI 🇻🇦 771 75 230ms 28 Jan 2023 404th SirBogman 🇺🇸 771 75 345ms 2 Feb 2024 406th inventshah 771 151 1ms 29 Mar 2025 407th edsrzf 🇳🇿 770 175 3,091ms 10 Jun 2025 408th namelessiw 769 207 346ms 10 Oct 2025 409th ovs-code 🇩🇪 766 176 522ms 2 Mar 2022 410th Natanaelel 🇸🇪 765 53 34ms 12 Feb 2022 411th cbrt-x 765 173 186ms 11 Oct 2023 412th jkelly467 765 176 2,235ms 2 days ago 413th edsrzf 🇳🇿 764 96 11ms 14 days ago 414th yzhs 🇩🇪 759 99 16ms 3 Jun 2022 414th jatloe 759 99 14ms 6 Sep 2024 416th xsot 🇸🇬 759 110 4ms 10 Jun 2025 417th jared-hughes 759 129 4ms 10 Apr 2022 418th JDiLenarda 🇫🇷 759 171 1,407ms 25 Nov 2023 419th MeWhenI 🇻🇦 759 178 113ms 8 Mar 2023 420th AdrienHache 🇫🇷 759 180 370ms 1 Feb 2025 421st MeWhenI 🇻🇦 757 148 11ms 22 Dec 2024 422nd albanian-laundromat 757 176 5ms 6 Jul 2025 423rd stackofbears 756 76 42ms 20 Sep 2023 424th jared-hughes 756 97 10ms 6 Apr 2022 424th trinityy-7 756 97 10ms 15 Mar 2024 424th hacker112 🇸🇪 756 97 10ms 24 Jun 2024 424th lifthrasiir 🇰🇷 756 97 9ms 23 Nov 2024 424th helbling 🇨🇭 756 97 9ms 24 Aug 2025 429th MeWhenI 🇻🇦 756 154 11ms 26 Apr 2024 430th stefangimmillaro 756 247 232ms 13 Nov 2023 431st marshallward 🇺🇸 755 242 55ms 7 Sep 2022 432nd duckyluuk 🇳🇱 754 88 424ms 28 Aug 2024 432nd ovs-code 🇩🇪 754 88 569ms 16 Nov 2024 432nd albanian-laundromat 754 88 443ms 12 Sep 2025 432nd Babafaba 754 88 363ms 23 Oct 2025 436th ScottHamper 754 211 320ms 21 Feb 2022 437th lifthrasiir 🇰🇷 754 274 7ms 19 Dec 2024 438th Mandrzejy 🇵🇱 752 186 60ms 9 Apr 2024 439th akshatj27 🇦🇶 751 53 52ms 14 Feb 2022 439th MeWhenI 🇻🇦 751 53 69ms 25 Jul 2023 439th Steffan153 🇫🇮 751 53 40ms 20 Aug 2024 439th radarek 🇵🇱 751 53 66ms 27 Dec 2024 443rd SomeKitten 🇺🇸 751 100 26ms 29 Aug 2022 443rd keelimeguy 🇺🇸 751 100 10ms 7 Nov 2023 445th zacjl 751 155 2ms 24 Apr 2023 446th stefangimmillaro 750 180 112ms 25 Dec 2022 447th klixel 🇨🇦 750 249 233ms 19 Jun 2023 448th Shanethegamer 🇺🇸 749 180 493ms 14 Jul 2023 449th xem 748 98 10ms 18 Feb 2022 449th Maznek 748 98 9ms 6 Jun 2023 First Prev 376–450 of 1,139 Next Last