PalindromemordnilaP 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 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 Multitap Input 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 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 Multitap Input 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 401st alexsave 708 100 9ms 22 Sep 2024 402nd JDiLenarda 🇫🇷 708 170 1,524ms 3 Sep 2024 403rd error256 705 97 15ms 3 days ago 404th adriweb 🇫🇷 704 98 2ms 4 Sep 2024 404th sean-niemann 🇺🇸 704 98 2ms 5 Sep 2024 404th dokutan 704 98 2ms 14 Sep 2024 407th Shanethegamer 🇺🇸 704 114 114ms 2 Sep 2024 408th ovs-code 🇩🇪 702 128 2ms 1 Sep 2024 409th OllieBoyne 🇬🇧 701 89 10ms 9 Sep 2024 409th davecame 701 89 11ms 17 Sep 2024 409th Bmrl7 701 89 9ms 3 Oct 2024 409th DialFrost 🇸🇬 701 89 10ms 21 Nov 2024 409th CommandLeo 🇮🇹 701 89 10ms 27 Nov 2025 409th KasperKivimaeki 🇫🇮 701 89 10ms 30 Nov 2025 415th CaedenHarper 🇨🇦 701 187 251ms 8 Nov 2025 416th GrayJoKing 🇦🇺 700 86 130ms 2 Sep 2024 416th dokutan 700 86 122ms 15 Jun 2025 418th CaedenHarper 🇨🇦 699 83 473ms 9 Aug 2025 419th MeWhenI 🇻🇦 698 151 43ms 4 Sep 2024 420th frosster 697 99 2ms 21 Mar 2025 421st sean-niemann 🇺🇸 697 114 107ms 7 Sep 2024 422nd elgan65536 697 172 194ms 23 Sep 2024 423rd MeWhenI 🇻🇦 694 59 1,025ms 13 Jun 2025 424th mamamia5x 694 102 9ms 12 Sep 2024 425th MostParsingVex 694 154 1,498ms 15 Sep 2024 426th tatzyr 🇯🇵 693 61 39ms 10 Oct 2025 427th dokutan 693 75 731ms 29 Aug 2025 428th sean-niemann 🇺🇸 692 107 2ms 23 Aug 2025 429th stefangimmillaro 691 90 3,883ms 14 Nov 2024 430th emgordon154 690 288 1,927ms 2 Oct 2024 431st Shanethegamer 🇺🇸 689 206 30ms 4 Sep 2024 432nd BlankSpruce 686 91 9ms 1 Sep 2024 432nd ZakkkkAttackkkk 🇵🇭 686 91 10ms 1 Sep 2024 432nd BREMAUCY 🇫🇷 686 91 10ms 3 Sep 2024 432nd charliegaming 686 91 10ms 7 Sep 2024 432nd mbittner20 686 91 10ms 9 Sep 2024 432nd neihousaigaai 686 91 9ms 28 Sep 2024 432nd Rubiksmath 686 91 11ms 1 Oct 2024 432nd jameswmccarty 686 91 10ms 2 Dec 2024 432nd croc54 686 91 11ms 12 Jan 2025 432nd Pyroan 686 91 10ms 24 Feb 2025 432nd WillowWispy 686 91 11ms 21 Mar 2025 432nd clayboll99 686 91 11ms 15 Jul 2025 432nd vhoulbreque 🇫🇷 686 91 10ms 21 Nov 2025 432nd FortuiteMan 🇫🇷 686 91 11ms 30 Nov 2025 432nd LostSyntax21 🇬🇧 686 91 10ms 30 Nov 2025 432nd CaedenHarper 🇨🇦 686 91 30ms 1 Dec 2025 432nd Lv0Sys 🇵🇱 686 91 9ms 10 Dec 2025 432nd JOrE20 🇺🇸 686 91 10ms 25 days ago 432nd solisolu 686 91 11ms 17 days ago 432nd mateusz-sterczewski 686 91 10ms 2 days ago 452nd GolfingSuccess 🇬🇷 686 131 2ms 1 Sep 2024 453rd kaascevich 685 116 1,645ms 15 Sep 2025 454th MeWhenI 🇻🇦 684 88 132ms 1 Sep 2024 454th error256 684 88 131ms 10 Sep 2024 456th DialFrost 🇸🇬 682 62 37ms 30 Jan 2025 456th KatieLG 🇬🇧 682 62 36ms 2 Oct 2025 458th olleicua 🇺🇸 681 104 9ms 11 Sep 2024 459th MeWhenI 🇻🇦 679 117 113ms 2 Sep 2024 459th stefangimmillaro 679 117 100ms 2 Sep 2024 461st fourth-bit 678 92 10ms 4 Sep 2024 461st bnic24 678 92 10ms 5 Sep 2024 461st edsrzf 🇳🇿 678 92 6ms 10 Oct 2024 464th madex 🇩🇪 678 177 212ms 17 Sep 2024 465th BlankSpruce 676 158 56ms 1 Sep 2024 466th dokutan 675 156 42ms 1 Sep 2024 467th dcgjb 674 69 305ms 11 Sep 2024 468th stefangimmillaro 671 63 34ms 2 Sep 2024 468th SirBogman 🇺🇸 671 63 37ms 5 Sep 2024 470th dokutan 671 78 186ms 3 Sep 2024 471st adamnielson42 🇺🇸 671 93 9ms 7 Oct 2024 471st smiksky 🇺🇸 671 93 10ms 16 Oct 2024 471st guilhem-roy 🇫🇷 671 93 14ms 31 May 2025 474th alicethecatwhisperermeow 671 132 447ms 14 Sep 2024 475th madeforlosers 668 106 9ms 23 Oct 2024 476th chunes3 🇺🇸 668 112 64ms 1 Sep 2024 477th mousetail 🇳🇱 664 94 13ms 1 Sep 2024 477th ljweel 664 94 10ms 12 Sep 2024 479th DialFrost 🇸🇬 663 181 193ms 12 Apr 2025 479th error256 663 181 175ms 22 May 2025 First Prev 401–480 of 725 Next Last