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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 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Chars Time Submitted 601st edsrzf 🇳🇿 688 38 4ms 14 Oct 2025 601st error256 688 38 4ms 18 Mar 2026 603rd MathisBullinger 686 107 12ms 11 May 2022 603rd CaedenHarper 🇨🇦 686 107 10ms 23 Aug 2025 605th iakolzin 685 205 66ms 1 Jul 2022 606th 386asm 🇺🇸 685 222 43ms 5 May 2023 607th nwellnhof 🇩🇪 684 110 323ms 24 May 2022 607th AlephSquirrel 684 110 350ms 29 May 2023 607th 5cw 🇺🇸 684 110 183ms 9 May 2024 607th Seek64 🇩🇪 684 110 362ms 13 Sep 2024 611th revlayle 🇺🇸 682 201 379ms 9 Dec 2022 612th CatsAreFluffy 682 206 65ms 24 Feb 2023 613th janbehrens 🇩🇪 681 199 505ms 26 Mar 2022 614th roavin 679 202 360ms 30 Jun 2022 615th shinh 678 59 41ms 21 Jun 2022 615th lacrosse 678 59 42ms 13 Dec 2025 617th edsrzf 🇳🇿 676 124 5ms 6 Oct 2025 618th Mikey-Beep 🇬🇧 676 203 399ms 2 Sep 2024 618th tomh1012 676 203 444ms 5 Sep 2025 620th MeWhenI 🇻🇦 674 146 6ms 13 Aug 2024 621st randolchance 673 109 13ms 4 Jan 2024 622nd MeWhenI 🇻🇦 671 112 207ms 22 May 2024 623rd prestosilver 🇺🇸 671 174 1ms 18 Nov 2025 624th albanian-laundromat 🇺🇸 670 39 4ms 13 Feb 2026 625th alemelis 669 101 767ms 26 Aug 2024 626th Natanaelel 🇸🇪 668 86 33ms 29 Jan 2024 627th Shanethegamer 🇺🇸 668 122 7ms 12 Apr 2024 628th janbehrens 🇩🇪 667 6 49ms 25 Nov 2022 629th Garklein 🇨🇦 667 52 3ms 13 Feb 2022 629th Natanaelel 🇸🇪 667 52 2ms 14 Jul 2023 629th SirBogman 🇺🇸 667 52 2ms 6 Nov 2023 632nd snoozingnewt 🇨🇦 667 60 36ms 12 Feb 2026 633rd Shanethegamer 🇺🇸 667 61 5ms 13 Feb 2022 634th janbehrens 🇩🇪 666 206 376ms 26 Feb 2022 635th xnor-gate 665 113 36ms 14 Feb 2022 636th oeb25 664 282 211ms 16 May 2022 637th billings7 🇬🇧 663 207 397ms 16 Apr 2022 638th edsrzf 🇳🇿 662 282 6ms 20 Feb 2025 639th two-bad 🇬🇧 661 111 12ms 25 Feb 2024 639th Protothor 661 111 11ms 10 Mar 2026 641st jmerle 🇳🇱 660 114 17ms 15 Feb 2023 642nd MeWhenI 🇻🇦 660 204 2ms 11 Sep 2022 643rd IISResetMe 659 88 342ms 25 Dec 2025 644th jgbaldwinbrown 659 177 2ms 15 Jun 2022 645th m-tkach 🇺🇦 658 101 537ms 21 Jan 2024 646th UnderKoen 🇳🇱 657 284 13ms 26 Aug 2025 647th rniii 656 61 39ms 15 Sep 2023 647th olleicua 🇺🇸 656 61 43ms 6 Jan 2024 647th anter69 🇭🇺 656 61 70ms 2 Apr 2024 647th xsot 🇸🇬 656 61 42ms 23 Apr 2025 647th beirigo 🇧🇷 656 61 42ms 17 Oct 2025 652nd CatsAreFluffy 655 178 2ms 24 Feb 2023 653rd jerrandolph 655 280 329ms 19 Dec 2023 654th Florian-Mt 655 286 282ms 15 Jul 2024 655th lynn 654 115 13ms 12 Feb 2022 655th Kacarott 🇦🇺 654 115 261ms 4 Feb 2025 657th WalrusesAreAwesome 653 210 418ms 16 Feb 2026 658th Shanethegamer 🇺🇸 652 151 19ms 14 Aug 2024 659th SirBogman 🇺🇸 652 283 41ms 31 Dec 2023 660th TehFlaminTaco 650 113 23ms 10 Nov 2022 661st thehylian 648 116 15ms 14 Jan 2023 661st zacjl 648 116 16ms 20 Apr 2023 663rd CatsAreFluffy 648 205 142ms 31 Mar 2023 664th DialFrost 🇸🇬 647 99 1,689ms 5 Sep 2025 665th CaedenHarper 🇨🇦 647 212 467ms 17 Oct 2025 666th nwellnhof 🇩🇪 646 62 40ms 4 Jun 2022 666th KL-Lru 646 62 41ms 29 Dec 2022 666th KatieLG 🇬🇧 646 62 41ms 2 Oct 2025 669th not-a-pokemon 645 181 1ms 5 Jul 2025 670th brimstonetrader 645 206 148ms 21 Jan 2024 671st ovs-code 🇩🇪 644 105 1,057ms 27 Oct 2023 672nd betaveros 643 117 17ms 31 Dec 2022 672nd DayDun 🇸🇪 643 117 21ms 22 Jan 2023 672nd KasperKivimaeki 🇫🇮 643 117 18ms 1 Jul 2025 672nd bzijlema 🇳🇱 643 117 18ms 12 Nov 2025 672nd Natanaelel 🇸🇪 643 117 18ms 10 Feb 2026 672nd StefanHabel 🇨🇦 643 117 19ms 17 Mar 2026 672nd SectorCorruptor 643 117 17ms 24 Mar 2026 679th Yewzir 🇧🇪 642 211 484ms 9 Feb 2023 680th jupj 🇫🇮 641 182 2ms 16 Sep 2022 680th jared-hughes 641 182 2ms 9 Jan 2023 682nd MiffOttah 641 214 415ms 28 Nov 2024 683rd Yewzir 🇧🇪 641 427 1,751ms 7 days ago 684th NickTheEASDude 🇺🇸 639 154 2ms 18 Sep 2024 685th edsrzf 🇳🇿 639 175 114ms 10 Jun 2025 686th DialFrost 🇸🇬 639 287 330ms 29 May 2025 687th Florian-Mt 638 115 13ms 27 Oct 2023 688th bizy-coder 637 118 41ms 6 Aug 2023 688th Rubiksmath 637 118 41ms 7 Aug 2023 688th blaztoma 🇱🇹 637 118 72ms 16 Feb 2026 691st denkyuu1 635 63 40ms 27 days ago 692nd jared-hughes 635 221 2,880ms 9 Jan 2023 693rd CaedenHarper 🇨🇦 634 101 1,423ms 23 Oct 2025 694th GolfingSuccess 🇬🇷 634 163 120ms 29 Jul 2025 695th dokutan 634 190 200ms 12 Jul 2024 696th Frowny 632 119 118ms 13 Feb 2022 696th prplz 🇦🇺 632 119 16ms 13 Feb 2022 696th bricknellj 632 119 21ms 14 Feb 2023 696th edsrzf 🇳🇿 632 119 22ms 4 Oct 2025 696th ryyyn 🇺🇸 632 119 20ms 8 Feb 2026 First Prev 601–700 of 1,269 Next Last