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 Calendar 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 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 Apéry’s Constant Binary Lambda Calculus 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers 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 ArkScript 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 ArkScript 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 Calendar 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 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 Apéry’s Constant Binary Lambda Calculus 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 721st RobertHoeh 599 225 3,109ms 21 days ago 722nd janbehrens 🇩🇪 599 266 467ms 26 Feb 2022 722nd cbrt-x 599 266 428ms 6 May 2022 724th GrayJoKing 🇦🇺 596 98 131ms 11 Aug 2024 725th dzshn 596 126 16ms 15 Aug 2022 725th stefangimmillaro 596 126 15ms 10 Nov 2023 725th fgrosshans 🇫🇷 596 126 12ms 17 Jul 2024 725th NickTheEASDude 🇺🇸 596 126 18ms 21 Aug 2024 725th Pyroan 596 126 16ms 13 Mar 2025 725th 051 🇸🇬 596 126 49ms 23 hours ago 731st MaxElf999 592 127 16ms 10 Nov 2022 731st DrakeSeteraO 592 127 24ms 28 Oct 2025 733rd Shanethegamer 🇺🇸 591 134 82ms 4 Jun 2025 734th emgordon154 589 137 22ms 29 Jul 2025 735th pschmid0 🇺🇸 588 142 6ms 17 Oct 2022 736th adoxography 587 68 40ms 20 Mar 2022 737th mwja 587 125 11ms 22 Aug 2024 738th fourth-bit 587 128 15ms 18 Nov 2022 738th Command-Master 587 128 102ms 29 Sep 2023 738th mathisfun271 587 128 35ms 13 Feb 2024 738th solisolu 587 128 20ms 9 days ago 742nd 0xjac 🇨🇭 586 312 271ms 8 Jun 2025 743rd Shanethegamer 🇺🇸 584 99 336ms 20 Apr 2022 744th jared-hughes 584 103 51ms 18 Jul 2022 745th stefangimmillaro 584 190 121ms 22 Oct 2022 746th KatieLG 🇬🇧 584 231 227ms 21 Nov 2025 747th Kacarott 🇦🇺 582 114 914ms 4 Feb 2025 748th eiburns 582 126 10ms 28 Feb 2022 748th tomh1012 582 126 11ms 4 Mar 2022 748th Vaekor 582 126 9ms 28 Jul 2023 748th iczelia 🇩🇪 582 126 11ms 11 Oct 2025 752nd andre-lameirinhas 🇵🇹 582 129 16ms 29 Jul 2022 752nd Mikey-Beep 🇬🇧 582 129 17ms 6 Oct 2022 752nd cros107 🇦🇺 582 129 14ms 25 May 2024 752nd cubed-guy 582 129 16ms 9 Jun 2024 752nd wuduculfre 582 129 10ms 22 Jul 2025 752nd retrohun 582 129 22ms 8 days ago 758th Phil-RGOMEGA 580 169 2ms 30 Aug 2023 759th dokutan 579 101 121ms 20 Sep 2024 760th jared-hughes 578 69 40ms 10 Sep 2022 761st CedricGebistorf 578 130 17ms 16 Mar 2022 762nd Mabeloid 🇳🇴 577 170 3ms 29 Sep 2024 762nd frosster 577 170 2ms 26 Mar 2025 764th Aurel300 🇨🇭 577 324 211ms 3 Jun 2024 765th MeWhenI 🇻🇦 576 234 492ms 19 Aug 2022 766th amollberg 🇸🇪 574 131 17ms 15 Feb 2022 766th BREMAUCY 🇫🇷 574 131 18ms 26 Jul 2023 766th vishwathg 574 131 16ms 25 Jul 2025 766th InigoK 🇺🇸 574 131 11ms 30 Aug 2025 770th aliakseikalosha 574 238 358ms 16 Jul 2025 771st acollett89 573 128 10ms 4 Aug 2025 772nd SirBogman 🇺🇸 572 116 552ms 16 Jan 2024 772nd commandblockguy 🇺🇸 572 116 561ms 1 Sep 2025 774th edsrzf 🇳🇿 570 70 39ms 4 Sep 2025 775th emgordon154 570 143 8ms 23 Dec 2024 776th mikehanus 569 132 16ms 21 Nov 2023 776th logvp 569 132 15ms 28 Dec 2023 778th arjanadriaanse 🇳🇱 568 50 5ms 23 Feb 2022 779th Indivicivet 565 133 16ms 9 May 2022 779th QuincyNash 🇺🇸 565 133 17ms 2 Dec 2022 779th joll05 🇸🇪 565 133 15ms 1 Oct 2025 782nd aposteriorist 🇨🇦 562 240 550ms 28 Feb 2022 783rd Heathcorp 🇦🇺 561 134 25ms 7 Oct 2022 783rd madex 🇩🇪 561 134 24ms 9 Jul 2024 783rd LostSyntax21 🇬🇧 561 134 24ms 2 Dec 2024 786th Shanethegamer 🇺🇸 561 184 11ms 4 Oct 2024 787th Shanethegamer 🇺🇸 560 149 4ms 2 Jul 2023 788th targrik 559 327 270ms 3 Jul 2025 789th janbehrens 🇩🇪 557 135 25ms 1 Jul 2022 789th mwja 557 135 15ms 21 Aug 2024 791st FlorianCassayre 🇫🇷 555 132 10ms 18 Sep 2022 792nd emgordon154 554 72 38ms 20 Nov 2024 792nd Lv0Sys 🇵🇱 554 72 37ms 6 Dec 2025 794th destofr 554 231 340ms 30 Dec 2022 795th martinnorling 🇸🇪 553 136 29ms 15 Feb 2022 795th adoxography 553 136 18ms 20 Mar 2022 795th nullie 553 136 16ms 14 Jun 2022 795th AGoyet 553 136 16ms 17 Jul 2022 795th inverseLorentz 🇦🇺 553 136 20ms 21 Feb 2024 795th HumanoidCPU 553 136 9ms 29 Sep 2024 First Prev 721–800 of 1,161 Next Last