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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 800th logvp 570 132 15ms 28 Dec 2023 802nd emgordon154 570 143 9ms 23 Dec 2024 803rd arjanadriaanse 🇳🇱 568 50 5ms 23 Feb 2022 804th Indivicivet 565 133 16ms 9 May 2022 804th QuincyNash 🇺🇸 565 133 16ms 2 Dec 2022 804th joll05 🇸🇪 565 133 16ms 1 Oct 2025 807th aposteriorist 🇨🇦 562 240 473ms 28 Feb 2022 808th Heathcorp 🇦🇺 561 134 22ms 7 Oct 2022 808th madex 🇩🇪 561 134 25ms 9 Jul 2024 808th LostSyntax21 🇬🇧 561 134 25ms 2 Dec 2024 811th Shanethegamer 🇺🇸 561 184 11ms 4 Oct 2024 812th Shanethegamer 🇺🇸 560 149 6ms 2 Jul 2023 813th targrik 559 327 334ms 3 Jul 2025 814th janbehrens 🇩🇪 557 135 23ms 1 Jul 2022 814th mwja 557 135 17ms 21 Aug 2024 816th destofr 557 231 383ms 30 Dec 2022 817th emgordon154 556 72 37ms 20 Nov 2024 817th Lv0Sys 🇵🇱 556 72 37ms 6 Dec 2025 819th FlorianCassayre 🇫🇷 556 132 11ms 18 Sep 2022 820th msbranicky 554 338 262ms 6 Oct 2023 821st martinnorling 🇸🇪 553 136 30ms 15 Feb 2022 821st adoxography 553 136 15ms 20 Mar 2022 821st nullie 553 136 15ms 14 Jun 2022 821st AGoyet 553 136 16ms 17 Jul 2022 821st inverseLorentz 🇦🇺 553 136 24ms 21 Feb 2024 821st HumanoidCPU 553 136 11ms 29 Sep 2024 821st chartung17 553 136 17ms 20 Apr 2025 821st Luke44565 553 136 22ms 10 Aug 2025 821st Bmrl7 553 136 23ms 21 Dec 2025 830th msbranicky 552 244 2,381ms 9 Jan 2025 831st inventshah 551 122 2,218ms 7 Nov 2022 832nd iczelia 🇩🇪 550 212 1ms 11 Oct 2025 833rd keelimeguy 🇺🇸 550 255 2,959ms 5 Nov 2023 833rd yeminghan2021 550 255 68ms 2 Feb 2025 835th KatieLG 🇬🇧 549 74 5ms 19 Mar 2022 836th nstearns96 🇬🇧 549 137 23ms 15 Dec 2022 836th mossprescott 549 137 11ms 19 Jan 2023 836th taesungh 549 137 16ms 15 Oct 2023 836th PyryL 🇫🇮 549 137 23ms 25 Aug 2024 840th zakariamouhid 548 134 11ms 11 May 2023 841st stellartux 547 123 371ms 24 Dec 2023 842nd michelebastione 🇮🇹 545 138 18ms 19 Feb 2022 842nd knutae 🇳🇴 545 138 17ms 8 Mar 2022 842nd RDShah 545 138 32ms 15 May 2022 842nd ImpressedByRocks 545 138 19ms 10 Oct 2024 846th c0d3-4-F00d 🇩🇪 545 214 2ms 24 Feb 2022 847th codewrite 🇬🇧 544 252 382ms 13 May 2025 848th MeWhenI 🇻🇦 542 64 2ms 15 Feb 2022 849th Shanethegamer 🇺🇸 542 116 1ms 5 Nov 2022 849th GolfingSuccess 🇬🇷 542 116 2ms 22 Feb 2026 851st m-tkach 🇺🇦 541 74 41ms 25 Jun 2024 852nd cefqrn 541 139 16ms 20 Dec 2022 852nd alfonsoalves 541 139 16ms 1 Mar 2024 852nd hiichbindermax 541 139 41ms 19 Sep 2024 852nd jacekwladzinski 541 139 14ms 10 Oct 2025 856th hjcafaroUC 539 260 2,974ms 20 Aug 2022 857th bac0id 537 217 1ms 27 Jun 2024 858th MeWhenI 🇻🇦 534 76 5ms 16 Apr 2023 859th snoozingnewt 🇨🇦 534 253 111ms 8 Oct 2025 860th SirFireball3521 533 141 37ms 7 Feb 2023 860th AstroOrbis 533 141 16ms 12 Jul 2025 860th RaBa21 🇭🇺 533 141 10ms 14 Jul 2025 860th osNiko 🇧🇷 533 141 19ms 30 Dec 2025 864th MeWhenI 🇻🇦 533 208 118ms 16 Oct 2022 865th neel11235813 531 125 554ms 17 Mar 2024 866th IlkkaTakala 531 264 2,987ms 20 Dec 2023 867th KatieLG 🇬🇧 531 470 1,787ms 21 Nov 2025 868th codewrite 🇬🇧 530 345 345ms 16 Jun 2025 869th MichalMarsalek 🇨🇿 529 142 16ms 14 Feb 2022 869th marcin7Cd 529 142 15ms 20 Feb 2022 871st JOrE20 529 357 62ms 16 Feb 2026 872nd SniperSmiley 🇺🇸 526 143 15ms 8 Jul 2022 872nd Europe2048 526 143 26ms 22 Oct 2024 872nd moustave 526 143 12ms 7 Apr 2025 875th varhammer 526 196 6ms 13 Dec 2023 876th janbehrens 🇩🇪 525 128 1,972ms 23 Feb 2022 877th warmCabin 523 223 1ms 15 Apr 2022 878th MeWhenI 🇻🇦 523 246 400ms 27 Jul 2024 879th randolchance 522 144 18ms 4 Jan 2024 879th roupiq 🇵🇱 522 144 16ms 1 Mar 2024 First Prev 801–880 of 1,198 Next Last