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 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 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 Multitap Input NFA Simulator 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 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 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 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 Multitap Input NFA Simulator 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 825th AstroOrbis 533 141 15ms 12 Jul 2025 825th RaBa21 🇭🇺 533 141 10ms 14 Jul 2025 828th MeWhenI 🇻🇦 533 208 100ms 16 Oct 2022 829th neel11235813 531 125 434ms 17 Mar 2024 830th KatieLG 🇬🇧 531 470 1,882ms 16 days ago 831st IlkkaTakala 530 264 2,280ms 20 Dec 2023 832nd codewrite 🇬🇧 530 345 266ms 16 Jun 2025 833rd MichalMarsalek 🇨🇿 529 142 15ms 14 Feb 2022 833rd marcin7Cd 529 142 15ms 20 Feb 2022 835th MeWhenI 🇻🇦 528 317 32ms 6 Jun 2023 836th varhammer 🇷🇺 526 196 5ms 13 Dec 2023 837th janbehrens 🇩🇪 525 128 1,460ms 23 Feb 2022 838th SniperSmiley 🇺🇸 525 143 15ms 8 Jul 2022 838th Europe2048 525 143 24ms 22 Oct 2024 838th moustave 525 143 11ms 7 Apr 2025 841st MeWhenI 🇻🇦 523 139 1,582ms 15 Sep 2025 842nd randolchance 522 144 20ms 4 Jan 2024 842nd roupiq 🇵🇱 522 144 17ms 1 Mar 2024 842nd robin-scragg 522 144 18ms 22 Aug 2025 842nd Deppyforce 522 144 15ms 9 Nov 2025 846th warmCabin 522 223 2ms 15 Apr 2022 847th Shanethegamer 🇺🇸 520 224 2ms 28 May 2025 848th MeWhenI 🇻🇦 520 246 350ms 27 Jul 2024 849th postie77 520 263 326ms 19 May 2023 850th MeWhenI 🇻🇦 519 255 150ms 13 Feb 2022 851st ovs-code 🇩🇪 519 398 13ms 8 Jul 2024 852nd DialFrost 🇸🇬 518 77 33ms 25 Dec 2024 853rd LeeCamp 518 145 16ms 14 Feb 2022 853rd hellwue 518 145 10ms 7 Feb 2023 853rd adamnielson42 🇺🇸 518 145 25ms 8 Oct 2024 853rd Mabeloid 🇳🇴 518 145 26ms 4 May 2025 853rd te-chnical 518 145 16ms 9 Jul 2025 858th karhuthebear 514 146 16ms 6 May 2022 858th Bonjour27891 🇻🇳 514 146 11ms 17 Jul 2022 858th Player01osu 514 146 11ms 28 Oct 2023 861st nephila-nacrea 🇬🇧 513 79 5ms 20 Feb 2022 862nd Bodo171 511 147 19ms 7 Dec 2022 862nd vgamula 🇺🇦 511 147 15ms 6 Nov 2023 862nd croc54 511 147 15ms 27 Jan 2025 865th Sciman101 510 192 2ms 27 Mar 2025 866th error256 509 51 3ms 6 May 2024 867th MeWhenI 🇻🇦 509 367 212ms 15 Feb 2022 868th davecame 507 148 26ms 18 Sep 2023 869th dokutan 507 193 2ms 13 Jan 2025 870th rucin93 🇵🇱 504 79 34ms 31 May 2025 871st namcartoon06 504 278 2,239ms 30 Jun 2023 872nd HumanoidCPU 503 132 372ms 29 Sep 2024 873rd MeWhenI 🇻🇦 503 370 28ms 14 Feb 2022 874th adamnielson42 🇺🇸 502 146 9ms 2 Jun 2023 875th sleepyStick 501 150 15ms 15 Jul 2022 875th galloj 🇨🇿 501 150 18ms 9 Jan 2023 875th cingulataluke 501 150 12ms 27 Aug 2023 875th CutSandstone 501 150 18ms 8 Jul 2024 879th KatieLG 🇬🇧 501 365 350ms 1 Oct 2022 880th MeWhenI 🇻🇦 500 117 139ms 3 Aug 2024 881st msbranicky 499 267 2ms 12 Aug 2023 882nd jacklynnepenick 497 151 16ms 15 Feb 2022 882nd ssbhatt4321 497 151 18ms 11 Jun 2023 882nd thienudomsrirungruang 497 151 18ms 16 Apr 2024 882nd 051 🇸🇬 497 151 15ms 1 Aug 2024 882nd mishak-sys 497 151 23ms 24 Feb 2025 887th MeWhenI 🇻🇦 497 168 4ms 28 May 2023 888th nyoshe 497 234 2ms 4 Jul 2023 889th MaxElf999 496 321 638ms 20 Aug 2024 890th edsrzf 🇳🇿 495 160 143ms 10 Nov 2025 891st MeWhenI 🇻🇦 495 303 38ms 6 Sep 2022 892nd bstrat 494 70 3ms 29 May 2024 893rd TheBlupper 494 152 16ms 8 Nov 2022 893rd yokasuretsu 494 152 15ms 14 Jan 2025 893rd islptng 494 152 15ms 14 Oct 2025 896th MeWhenI 🇻🇦 493 236 2ms 25 Aug 2023 896th keelimeguy 🇺🇸 493 236 2ms 5 Nov 2023 898th hjcafaroUC 491 153 15ms 20 Aug 2022 898th LogicalJoe 491 153 10ms 29 Nov 2022 900th emplv 🇱🇻 491 170 4ms 30 Apr 2024 First Prev 826–900 of 1,143 Next Last