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 674th Bulmenisaurus 621 121 12ms 3 Oct 2025 674th ryyyn 🇺🇸 621 121 25ms 28 Oct 2025 678th elPossenreisser 621 220 352ms 6 May 2022 679th Beariish 620 158 2ms 27 Mar 2025 680th madex 🇩🇪 619 188 2ms 10 Apr 2022 681st Shanethegamer 🇺🇸 617 184 45ms 6 Sep 2024 682nd ahmetdemirag 🇨🇾 616 122 16ms 15 Jul 2024 683rd emgordon154 616 219 703ms 28 May 2025 684th annaproxy 616 222 350ms 29 Mar 2022 685th janAkali 🇷🇺 615 208 332ms 9 Oct 2024 686th sean-niemann 🇺🇸 614 102 2ms 6 Jun 2023 687th AlephSquirrel 614 108 710ms 21 Jan 2024 688th olivermrose 🇺🇸 613 65 38ms 15 Apr 2022 689th adlerzei 613 223 357ms 5 May 2022 690th efgen 611 120 12ms 28 Dec 2023 691st jared-hughes 611 123 16ms 8 Sep 2022 691st quimey 611 123 16ms 4 Jul 2023 691st htareque 611 123 11ms 17 Oct 2023 694th wackbyte 611 306 256ms 7 Dec 2023 695th msbranicky 609 300 265ms 31 Aug 2023 696th scpchicken 🇵🇼 603 66 38ms 13 Feb 2022 697th bizy-coder 603 110 507ms 16 Jan 2024 697th MeWhenI 🇻🇦 603 110 579ms 24 May 2024 697th CaedenHarper 🇨🇦 603 110 519ms 27 Dec 2024 700th Shanethegamer 🇺🇸 603 232 2,309ms 16 Feb 2022 701st emgordon154 603 310 269ms 6 Mar 2025 702nd RYNO8 601 125 15ms 16 Aug 2022 703rd RockOfStone 601 163 2ms 14 Mar 2024 704th MeWhenI 🇻🇦 600 174 5ms 15 Oct 2023 705th bac0id 600 233 60ms 27 Jun 2024 706th emgordon154 600 414 465ms 4 Oct 2025 707th janbehrens 🇩🇪 598 266 344ms 26 Feb 2022 707th cbrt-x 598 266 327ms 6 May 2022 709th GrayJoKing 🇦🇺 596 98 134ms 11 Aug 2024 710th dzshn 596 126 16ms 15 Aug 2022 710th stefangimmillaro 596 126 16ms 10 Nov 2023 710th fgrosshans 🇫🇷 596 126 12ms 17 Jul 2024 710th NickTheEASDude 🇺🇸 596 126 19ms 21 Aug 2024 710th Pyroan 596 126 16ms 13 Mar 2025 715th MaxElf999 591 127 15ms 10 Nov 2022 715th DrakeSeteraO 591 127 22ms 28 Oct 2025 717th Shanethegamer 🇺🇸 591 134 91ms 4 Jun 2025 718th emgordon154 589 137 25ms 29 Jul 2025 719th pschmid0 🇺🇸 588 142 4ms 17 Oct 2022 720th RobertHoeh 588 229 3,083ms 7 Oct 2025 721st fourth-bit 587 128 17ms 18 Nov 2022 721st Command-Master 587 128 92ms 29 Sep 2023 721st mathisfun271 587 128 32ms 13 Feb 2024 724th adoxography 586 68 47ms 20 Mar 2022 725th mwja 586 125 10ms 22 Aug 2024 726th 0xjac 🇨🇭 586 312 261ms 8 Jun 2025 727th Shanethegamer 🇺🇸 584 99 307ms 20 Apr 2022 728th jared-hughes 584 103 54ms 18 Jul 2022 729th stefangimmillaro 584 190 109ms 22 Oct 2022 730th KatieLG 🇬🇧 584 231 227ms 6 days ago 731st Kacarott 🇦🇺 582 114 669ms 4 Feb 2025 732nd eiburns 582 126 10ms 28 Feb 2022 732nd tomh1012 582 126 10ms 4 Mar 2022 732nd Vaekor 582 126 9ms 28 Jul 2023 732nd iczelia 🇩🇪 582 126 9ms 11 Oct 2025 736th andre-lameirinhas 🇵🇹 582 129 15ms 29 Jul 2022 736th Mikey-Beep 🇬🇧 582 129 16ms 6 Oct 2022 736th cros107 🇦🇺 582 129 16ms 25 May 2024 736th cubed-guy 582 129 15ms 9 Jun 2024 736th wuduculfre 582 129 11ms 22 Jul 2025 741st Phil-RGOMEGA 580 169 2ms 30 Aug 2023 742nd dokutan 579 101 122ms 20 Sep 2024 743rd CedricGebistorf 578 130 16ms 16 Mar 2022 744th jared-hughes 577 69 38ms 10 Sep 2022 745th Aurel300 🇨🇭 577 324 210ms 3 Jun 2024 746th Mabeloid 🇳🇴 576 170 3ms 29 Sep 2024 746th frosster 576 170 2ms 26 Mar 2025 748th MeWhenI 🇻🇦 576 234 492ms 19 Aug 2022 749th aliakseikalosha 574 238 374ms 16 Jul 2025 750th acollett89 573 128 10ms 4 Aug 2025 First Prev 676–750 of 1,138 Next Last
