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 561st CaedenHarper 🇨🇦 709 225 366ms 11 days ago 562nd Natanaelel 🇸🇪 708 45 65ms 26 Sep 2023 563rd prplz 🇦🇺 707 165 2ms 14 Feb 2022 563rd Szum123321 🇵🇱 707 165 2ms 29 Nov 2023 565th janbehrens 🇩🇪 706 104 15ms 14 Apr 2023 565th m-tkach 🇺🇦 706 104 10ms 3 Jan 2025 565th dokutan 706 104 10ms 15 Jun 2025 568th CaedenHarper 🇨🇦 706 259 346ms 20 Nov 2025 569th edsrzf 🇳🇿 705 184 1,294ms 29 Apr 2025 570th AlephSquirrel 704 37 4ms 3 Aug 2023 571st GrayJoKing 🇦🇺 702 60 1,958ms 8 May 2022 572nd Alex-x90 🇺🇸 702 166 2ms 8 Feb 2023 573rd stefangimmillaro 701 57 38ms 18 Feb 2022 573rd tatzyr 🇯🇵 701 57 39ms 26 Feb 2025 575th vgamula 🇺🇦 700 226 32ms 6 Nov 2023 576th JunkIce 699 95 403ms 3 Dec 2024 577th Mandrzejy 🇵🇱 698 167 1ms 3 Nov 2024 578th stefangimmillaro 698 193 2,850ms 12 Nov 2024 579th stefangimmillaro 698 262 301ms 5 May 2025 579th edsrzf 🇳🇿 698 262 300ms 10 Jun 2025 581st primo-ppcg 🇹🇭 696 48 1,032ms 15 Feb 2022 582nd emgordon154 694 118 1,301ms 3 Dec 2024 583rd ian-h-chamberlain 🇺🇸 694 270 217ms 13 Nov 2025 584th Sp3000 🇦🇺 693 41 4ms 19 Jan 2024 584th MeWhenI 🇻🇦 693 41 5ms 2 Mar 2025 586th KatieLG 🇬🇧 692 96 485ms 28 Oct 2024 587th KingSkyrock 🇺🇸 692 106 11ms 17 Mar 2022 588th lifthrasiir 🇰🇷 691 50 3ms 28 Nov 2024 589th Shanethegamer 🇺🇸 689 58 38ms 13 Feb 2022 589th SirBogman 🇺🇸 689 58 40ms 10 Jan 2024 591st Ripick 688 186 374ms 24 Jun 2025 592nd edsrzf 🇳🇿 686 38 4ms 14 Oct 2025 592nd error256 686 38 4ms 15 days ago 594th MathisBullinger 686 107 11ms 11 May 2022 594th CaedenHarper 🇨🇦 686 107 10ms 23 Aug 2025 596th iakolzin 684 205 61ms 1 Jul 2022 597th nwellnhof 🇩🇪 683 110 335ms 24 May 2022 597th AlephSquirrel 683 110 219ms 29 May 2023 597th 5cw 🇺🇸 683 110 259ms 9 May 2024 597th Seek64 🇩🇪 683 110 292ms 13 Sep 2024 601st kg583 🇺🇸 683 212 75ms 19 days ago 602nd revlayle 🇺🇸 682 201 390ms 9 Dec 2022 603rd CatsAreFluffy 681 206 70ms 24 Feb 2023 604th janbehrens 🇩🇪 678 199 505ms 26 Mar 2022 605th roavin 678 202 384ms 30 Jun 2022 606th shinh 677 59 40ms 21 Jun 2022 606th lacrosse 677 59 39ms 13 Dec 2025 608th Mikey-Beep 🇬🇧 675 203 381ms 2 Sep 2024 608th tomh1012 675 203 384ms 5 Sep 2025 610th 386asm 🇺🇸 675 222 43ms 5 May 2023 611th randolchance 673 109 9ms 4 Jan 2024 612th edsrzf 🇳🇿 673 124 5ms 6 Oct 2025 613th MeWhenI 🇻🇦 671 112 239ms 22 May 2024 614th MeWhenI 🇻🇦 670 146 6ms 13 Aug 2024 615th prestosilver 🇺🇸 670 174 1ms 18 Nov 2025 616th albanian-laundromat 668 39 4ms 13 Feb 2026 617th Natanaelel 🇸🇪 668 86 33ms 29 Jan 2024 618th janbehrens 🇩🇪 667 6 51ms 25 Nov 2022 619th snoozingnewt 🇨🇦 666 60 39ms 12 Feb 2026 620th Shanethegamer 🇺🇸 666 61 5ms 13 Feb 2022 621st alemelis 666 101 767ms 26 Aug 2024 622nd xnor-gate 665 113 38ms 14 Feb 2022 623rd Shanethegamer 🇺🇸 665 122 8ms 12 Apr 2024 624th janbehrens 🇩🇪 665 206 387ms 26 Feb 2022 625th Garklein 🇨🇦 664 52 3ms 13 Feb 2022 625th Natanaelel 🇸🇪 664 52 2ms 14 Jul 2023 625th SirBogman 🇺🇸 664 52 2ms 6 Nov 2023 628th oeb25 664 282 193ms 16 May 2022 629th edsrzf 🇳🇿 662 182 113ms 30 Nov 2025 630th billings7 🇬🇧 662 207 389ms 16 Apr 2022 631st two-bad 🇬🇧 661 111 10ms 25 Feb 2024 631st Protothor 661 111 11ms 23 days ago 633rd jmerle 🇳🇱 659 114 16ms 15 Feb 2023 634th jgbaldwinbrown 659 177 2ms 15 Jun 2022 635th m-tkach 🇺🇦 658 101 465ms 21 Jan 2024 636th IISResetMe 657 88 389ms 25 Dec 2025 637th edsrzf 🇳🇿 657 282 6ms 20 Feb 2025 638th rniii 655 61 41ms 15 Sep 2023 638th olleicua 🇺🇸 655 61 38ms 6 Jan 2024 638th anter69 🇭🇺 655 61 59ms 2 Apr 2024 First Prev 561–640 of 1,194 Next Last