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 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 397th inventshah 718 87 11ms 2 Sep 2024 397th annaproxy 718 87 13ms 3 Sep 2024 397th BoBz200 718 87 11ms 20 Sep 2024 397th ehulinsky 🇺🇸 718 87 10ms 3 Apr 2025 397th chartung17 718 87 10ms 7 Apr 2025 397th 40fied4t 718 87 10ms 6 May 2025 397th ryyyn 🇺🇸 718 87 11ms 10 Jun 2025 397th commandz0 🇺🇸 718 87 10ms 11 Jul 2025 397th hiichbindermax 718 87 10ms 19 Aug 2025 397th robin-scragg 718 87 11ms 18 Oct 2025 397th blaztoma 🇱🇹 718 87 10ms 11 Jan 2026 397th Lv0Sys 🇵🇱 718 87 11ms 22 Feb 2026 413th anter69 🇭🇺 717 59 64ms 25 Oct 2024 414th Kacarott 🇦🇺 717 132 3ms 4 Sep 2024 415th KatieLG 🇬🇧 716 99 9ms 5 Oct 2025 416th mykytamatiukha 716 168 221ms 15 Jan 2026 417th snyderek 🇺🇸 712 150 57ms 15 Sep 2024 418th AlephSquirrel 710 88 137ms 1 Sep 2024 418th ahmetdemirag 🇨🇾 710 88 9ms 3 Sep 2024 418th hellwue 710 88 11ms 4 Sep 2024 418th Schreipfelerer 710 88 11ms 11 Sep 2024 418th bob-th 710 88 10ms 17 Sep 2024 418th InigoK 🇺🇸 710 88 10ms 18 Sep 2024 418th moustave 710 88 11ms 24 Oct 2024 418th andrewjc2000 710 88 9ms 10 Mar 2025 418th KasperKivimaeki 🇫🇮 710 88 21ms 19 Feb 2026 427th Shanethegamer 🇺🇸 709 114 120ms 2 Sep 2024 428th emgordon154 708 85 137ms 1 Sep 2024 429th alexsave 708 100 10ms 22 Sep 2024 429th JOrE20 708 100 14ms 21 Feb 2026 431st error256 705 97 15ms 14 Jan 2026 432nd adriweb 🇫🇷 704 98 2ms 4 Sep 2024 432nd sean-niemann 🇺🇸 704 98 2ms 5 Sep 2024 432nd dokutan 704 98 2ms 14 Sep 2024 435th MostParsingVex 703 152 1,843ms 23 days ago 436th CaedenHarper 🇨🇦 703 187 352ms 8 Nov 2025 437th DialFrost 🇸🇬 702 61 1,104ms 31 Aug 2025 437th Steffan153 🇫🇮 702 61 879ms 17 Feb 2026 439th OllieBoyne 🇬🇧 702 89 11ms 9 Sep 2024 439th davecame 702 89 10ms 17 Sep 2024 439th Bmrl7 702 89 11ms 3 Oct 2024 439th DialFrost 🇸🇬 702 89 12ms 21 Nov 2024 439th CommandLeo 🇮🇹 702 89 10ms 27 Nov 2025 439th ThijsLuttikhuis 702 89 10ms 19 days ago 445th ovs-code 🇩🇪 702 128 2ms 1 Sep 2024 446th CaedenHarper 🇨🇦 701 83 540ms 9 Aug 2025 447th GrayJoKing 🇦🇺 700 86 146ms 2 Sep 2024 447th dokutan 700 86 143ms 15 Jun 2025 449th snoozingnewt 🇨🇦 699 91 98ms 10 Mar 2026 450th elgan65536 🇺🇸 699 172 198ms 23 Sep 2024 451st MeWhenI 🇻🇦 698 151 43ms 4 Sep 2024 452nd frosster 🇨🇦 697 99 2ms 21 Mar 2025 453rd sean-niemann 🇺🇸 697 107 3ms 23 Aug 2025 454th sean-niemann 🇺🇸 697 114 109ms 7 Sep 2024 455th mamamia5x 695 102 10ms 12 Sep 2024 456th MeWhenI 🇻🇦 694 59 1,026ms 13 Jun 2025 457th tatzyr 🇯🇵 694 61 37ms 10 Oct 2025 458th stefangimmillaro 693 90 2,318ms 14 Nov 2024 459th prestosilver 🇺🇸 691 117 475ms 9 days ago 460th emgordon154 690 288 1,892ms 2 Oct 2024 461st JDiLenarda 🇫🇷 687 170 1,331ms 3 Sep 2024 462nd BlankSpruce 686 91 9ms 1 Sep 2024 462nd ZakkkkAttackkkk 🇵🇭 686 91 9ms 1 Sep 2024 462nd BREMAUCY 🇫🇷 686 91 11ms 3 Sep 2024 462nd charliegaming 686 91 10ms 7 Sep 2024 462nd mbittner20 686 91 10ms 9 Sep 2024 462nd neihousaigaai 686 91 10ms 28 Sep 2024 462nd Rubiksmath 686 91 10ms 1 Oct 2024 462nd jameswmccarty 686 91 11ms 2 Dec 2024 462nd croc54 686 91 10ms 12 Jan 2025 462nd Pyroan 686 91 14ms 24 Feb 2025 462nd WillowWispy 686 91 11ms 21 Mar 2025 462nd clayboll99 686 91 10ms 15 Jul 2025 462nd vhoulbreque 🇫🇷 686 91 12ms 21 Nov 2025 462nd FortuiteMan 🇫🇷 686 91 12ms 30 Nov 2025 462nd LostSyntax21 🇬🇧 686 91 11ms 30 Nov 2025 462nd CaedenHarper 🇨🇦 686 91 30ms 1 Dec 2025 462nd solisolu 686 91 15ms 31 Dec 2025 462nd mateusz-sterczewski 686 91 10ms 15 Jan 2026 462nd Matter1024 🇮🇳 686 91 12ms 31 Jan 2026 First Prev 401–480 of 773 Next Last