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 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 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 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 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 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 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 641st nwellnhof 🇩🇪 644 62 42ms 4 Jun 2022 641st KL-Lru 644 62 41ms 29 Dec 2022 641st Natanaelel 🇸🇪 644 62 42ms 9 Dec 2023 641st KatieLG 🇬🇧 644 62 38ms 2 Oct 2025 645th not-a-pokemon 644 181 1ms 5 Jul 2025 646th brimstonetrader 643 206 148ms 21 Jan 2024 647th betaveros 642 117 16ms 31 Dec 2022 647th DayDun 🇸🇪 642 117 21ms 22 Jan 2023 647th KasperKivimaeki 🇫🇮 642 117 14ms 1 Jul 2025 647th bzijlema 🇳🇱 642 117 16ms 12 Nov 2025 651st ovs-code 🇩🇪 640 105 1,045ms 27 Oct 2023 652nd jupj 🇫🇮 640 182 2ms 16 Sep 2022 652nd jared-hughes 640 182 2ms 9 Jan 2023 654th Yewzir 🇧🇪 639 211 492ms 9 Feb 2023 655th MiffOttah 639 214 442ms 28 Nov 2024 656th Florian-Mt 638 115 10ms 27 Oct 2023 657th bizy-coder 637 118 38ms 6 Aug 2023 657th Rubiksmath 637 118 40ms 7 Aug 2023 657th StefanHabel 🇨🇦 637 118 15ms 4 Sep 2023 660th NickTheEASDude 🇺🇸 637 154 3ms 18 Sep 2024 661st DialFrost 🇸🇬 637 287 251ms 29 May 2025 662nd edsrzf 🇳🇿 634 175 119ms 10 Jun 2025 663rd jared-hughes 634 221 2,403ms 9 Jan 2023 664th Frowny 631 119 179ms 13 Feb 2022 664th prplz 🇦🇺 631 119 17ms 13 Feb 2022 664th bricknellj 631 119 20ms 14 Feb 2023 664th edsrzf 🇳🇿 631 119 22ms 4 Oct 2025 664th Natanaelel 🇸🇪 631 119 16ms 13 Nov 2025 664th blaztoma 🇱🇹 631 119 21ms 26 days ago 670th GolfingSuccess 🇬🇷 631 163 120ms 29 Jul 2025 671st emgordon154 629 93 143ms 7 Aug 2024 672nd Yewzir 🇧🇪 629 397 2,450ms 15 Nov 2025 673rd stefangimmillaro 628 133 5ms 2 Jul 2023 674th dokutan 627 190 151ms 12 Jul 2024 675th TobyBoyne 🇬🇧 626 120 16ms 18 Feb 2022 675th OllieBoyne 🇬🇧 626 120 15ms 18 Feb 2022 675th petroselo 626 120 190ms 12 Apr 2022 675th inventshah 626 120 15ms 15 Nov 2022 675th CaedenHarper 🇨🇦 626 120 17ms 27 Dec 2024 680th JRaspass 🇬🇧 626 292 254ms 18 May 2022 681st SirBogman 🇺🇸 625 92 34ms 23 Apr 2022 682nd ChiefChippy2 624 64 41ms 12 Feb 2022 682nd GrayJoKing 🇦🇺 624 64 41ms 13 Feb 2022 684th MeWhenI 🇻🇦 623 108 361ms 15 Feb 2023 685th targrik 623 134 5ms 14 Aug 2025 686th ovs-code 🇩🇪 622 94 148ms 17 Apr 2025 686th rucin93 🇵🇱 622 94 148ms 13 Jun 2025 688th primo-ppcg 🇹🇭 621 121 20ms 4 Mar 2022 688th EnTerr 621 121 22ms 8 Sep 2024 688th Bulmenisaurus 621 121 12ms 3 Oct 2025 688th ryyyn 🇺🇸 621 121 16ms 28 Oct 2025 692nd Beariish 621 158 3ms 27 Mar 2025 693rd elPossenreisser 621 220 416ms 6 May 2022 694th madex 🇩🇪 620 188 1ms 10 Apr 2022 695th Shanethegamer 🇺🇸 617 184 42ms 6 Sep 2024 696th ahmetdemirag 🇨🇾 616 122 14ms 15 Jul 2024 696th Lv0Sys 🇵🇱 616 122 23ms 6 Dec 2025 698th emgordon154 616 219 703ms 28 May 2025 699th annaproxy 616 222 411ms 29 Mar 2022 700th janAkali 🇷🇺 615 208 349ms 9 Oct 2024 701st olivermrose 🇺🇸 614 65 35ms 15 Apr 2022 702nd sean-niemann 🇺🇸 614 102 2ms 6 Jun 2023 703rd AlephSquirrel 614 108 664ms 21 Jan 2024 704th adlerzei 613 223 416ms 5 May 2022 705th GolfingSuccess 🇬🇷 612 196 122ms 28 Nov 2025 706th efgen 611 120 11ms 28 Dec 2023 707th jared-hughes 611 123 16ms 8 Sep 2022 707th quimey 611 123 17ms 4 Jul 2023 707th htareque 611 123 11ms 17 Oct 2023 710th wackbyte 611 306 253ms 7 Dec 2023 711th msbranicky 609 300 248ms 31 Aug 2023 712th andrewjc2000 606 124 16ms 20 days ago 713th scpchicken 🇵🇼 605 66 38ms 13 Feb 2022 714th Shanethegamer 🇺🇸 604 232 2,410ms 16 Feb 2022 715th bizy-coder 603 110 436ms 16 Jan 2024 715th MeWhenI 🇻🇦 603 110 706ms 24 May 2024 715th CaedenHarper 🇨🇦 603 110 428ms 27 Dec 2024 718th emgordon154 603 310 278ms 6 Mar 2025 719th RockOfStone 602 163 2ms 14 Mar 2024 720th bac0id 602 233 59ms 27 Jun 2024 First Prev 641–720 of 1,166 Next Last