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 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 364th hiichbindermax 717 87 10ms 19 Aug 2025 364th robin-scragg 717 87 10ms 18 Oct 2025 378th Kacarott 🇦🇺 717 132 3ms 4 Sep 2024 379th anter69 🇭🇺 715 59 76ms 25 Oct 2024 380th KatieLG 🇬🇧 715 99 10ms 5 Oct 2025 381st snyderek 🇺🇸 712 150 54ms 15 Sep 2024 382nd dokutan 710 75 731ms 29 Aug 2025 383rd AlephSquirrel 709 88 143ms 1 Sep 2024 383rd ahmetdemirag 🇨🇾 709 88 10ms 3 Sep 2024 383rd hellwue 709 88 10ms 4 Sep 2024 383rd Schreipfelerer 709 88 10ms 11 Sep 2024 383rd bob-th 709 88 10ms 17 Sep 2024 383rd InigoK 🇺🇸 709 88 10ms 18 Sep 2024 383rd moustave 709 88 14ms 24 Oct 2024 383rd andrewjc2000 709 88 10ms 10 Mar 2025 391st emgordon154 708 85 158ms 1 Sep 2024 392nd alexsave 708 100 9ms 22 Sep 2024 393rd JDiLenarda 🇫🇷 708 170 1,251ms 3 Sep 2024 394th adriweb 🇫🇷 704 98 2ms 4 Sep 2024 394th sean-niemann 🇺🇸 704 98 2ms 5 Sep 2024 394th dokutan 704 98 2ms 14 Sep 2024 397th Shanethegamer 🇺🇸 704 114 101ms 2 Sep 2024 398th OllieBoyne 🇬🇧 701 89 10ms 9 Sep 2024 398th davecame 701 89 11ms 17 Sep 2024 398th Bmrl7 701 89 9ms 3 Oct 2024 398th DialFrost 🇸🇬 701 89 10ms 21 Nov 2024 398th CommandLeo 🇮🇹 701 89 10ms 11 days ago 398th KasperKivimaeki 🇫🇮 701 89 10ms 8 days ago 404th ovs-code 🇩🇪 701 128 2ms 1 Sep 2024 405th CaedenHarper 🇨🇦 701 187 256ms 8 Nov 2025 406th GrayJoKing 🇦🇺 700 86 147ms 2 Sep 2024 406th dokutan 700 86 123ms 15 Jun 2025 408th CaedenHarper 🇨🇦 699 83 487ms 9 Aug 2025 409th MeWhenI 🇻🇦 698 151 42ms 4 Sep 2024 410th frosster 697 99 2ms 21 Mar 2025 411th sean-niemann 🇺🇸 697 114 150ms 7 Sep 2024 412th elgan65536 695 172 226ms 23 Sep 2024 413th mamamia5x 694 102 10ms 12 Sep 2024 414th MostParsingVex 694 154 1,213ms 15 Sep 2024 415th sean-niemann 🇺🇸 692 107 2ms 23 Aug 2025 416th tatzyr 🇯🇵 691 61 44ms 10 Oct 2025 417th stefangimmillaro 691 90 3,174ms 14 Nov 2024 418th Shanethegamer 🇺🇸 689 206 31ms 4 Sep 2024 419th BlankSpruce 686 91 9ms 1 Sep 2024 419th ZakkkkAttackkkk 🇵🇭 686 91 10ms 1 Sep 2024 419th BREMAUCY 🇫🇷 686 91 10ms 3 Sep 2024 419th charliegaming 686 91 10ms 7 Sep 2024 419th mbittner20 686 91 10ms 9 Sep 2024 419th neihousaigaai 686 91 9ms 28 Sep 2024 419th Rubiksmath 686 91 11ms 1 Oct 2024 419th jameswmccarty 686 91 10ms 2 Dec 2024 419th croc54 686 91 11ms 12 Jan 2025 419th Pyroan 686 91 11ms 24 Feb 2025 419th WillowWispy 686 91 11ms 21 Mar 2025 419th clayboll99 686 91 11ms 15 Jul 2025 419th blaztoma 🇱🇹 686 91 10ms 21 Sep 2025 419th vhoulbreque 🇫🇷 686 91 10ms 17 days ago 419th FortuiteMan 🇫🇷 686 91 11ms 8 days ago 419th LostSyntax21 🇬🇧 686 91 10ms 8 days ago 419th CaedenHarper 🇨🇦 686 91 30ms 7 days ago 436th kaascevich 685 116 1,641ms 15 Sep 2025 437th GolfingSuccess 🇬🇷 685 131 2ms 1 Sep 2024 438th MeWhenI 🇻🇦 684 88 189ms 1 Sep 2024 438th error256 684 88 180ms 10 Sep 2024 440th emgordon154 682 288 1,927ms 2 Oct 2024 441st olleicua 🇺🇸 681 104 9ms 11 Sep 2024 442nd DialFrost 🇸🇬 680 62 40ms 30 Jan 2025 442nd KatieLG 🇬🇧 680 62 41ms 2 Oct 2025 444th MeWhenI 🇻🇦 679 117 148ms 2 Sep 2024 444th stefangimmillaro 679 117 147ms 2 Sep 2024 446th fourth-bit 678 92 10ms 4 Sep 2024 446th bnic24 678 92 10ms 5 Sep 2024 446th edsrzf 🇳🇿 678 92 5ms 10 Oct 2024 449th BlankSpruce 676 158 57ms 1 Sep 2024 450th madex 🇩🇪 676 177 238ms 17 Sep 2024 First Prev 376–450 of 700 Next Last