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 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 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 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 Lily 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 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 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 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 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 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 312th Steffan153 🇫🇮 771 81 16ms 6 days ago 322nd error256 769 139 470ms 24 Sep 2024 323rd emgordon154 769 156 361ms 4 Mar 2025 324th JunkIce 765 76 438ms 3 Dec 2024 325th emplv 🇱🇻 762 79 128ms 1 Nov 2024 326th error256 762 116 122ms 2 Sep 2024 327th jatloe 761 82 11ms 4 Sep 2024 327th rchalamala 761 82 10ms 2 Jan 2025 329th kg583 🇺🇸 757 102 5ms 19 Dec 2025 330th Shanethegamer 🇺🇸 755 117 119ms 1 Sep 2024 331st sean-niemann 🇺🇸 755 118 3ms 16 Jan 2025 332nd targrik 754 83 5ms 8 Feb 2025 333rd emgordon154 753 94 9ms 1 Sep 2024 333rd stefangimmillaro 753 94 9ms 4 Sep 2024 335th DialFrost 🇸🇬 752 96 106ms 28 Nov 2025 335th snoozingnewt 🇨🇦 752 96 105ms 5 Dec 2025 337th DialFrost 🇸🇬 751 225 2,476ms 20 Jan 2025 338th UnderKoen 🇳🇱 750 185 63ms 1 Dec 2025 339th error256 748 226 1,928ms 28 Mar 2025 340th Shanethegamer 🇺🇸 747 70 260ms 5 Sep 2024 340th MarcMush 🇫🇷 747 70 663ms 16 Sep 2024 342nd alemelis 745 78 500ms 1 Sep 2024 342nd Shanethegamer 🇺🇸 745 78 478ms 1 Sep 2024 342nd SirBogman 🇺🇸 745 78 477ms 4 Sep 2024 342nd error256 745 78 466ms 4 Sep 2024 342nd commandz0 🇺🇸 745 78 472ms 1 Sep 2025 347th Shanethegamer 🇺🇸 745 95 11ms 1 Sep 2024 348th Mikey-Beep 🇬🇧 745 119 430ms 2 Sep 2024 349th zacjl 743 84 11ms 18 Sep 2024 349th xsot 🇸🇬 743 84 11ms 20 Dec 2025 351st MostParsingVex 741 164 77ms 6 Jan 2025 352nd xsot 🇸🇬 739 58 1,072ms 19 Dec 2025 353rd stefangimmillaro 739 169 44ms 3 Sep 2024 354th Shanethegamer 🇺🇸 735 105 5ms 1 Sep 2024 355th FlyingPenguin223 734 94 1ms 18 Sep 2024 356th DialFrost 🇸🇬 734 271 1,620ms 17 Jan 2026 357th GolfingSuccess 🇬🇷 733 30 55ms 1 Sep 2024 357th MeWhenI 🇻🇦 733 30 61ms 8 Jun 2025 357th CaedenHarper 🇨🇦 733 30 45ms 1 Dec 2025 360th error256 733 121 430ms 24 Sep 2024 361st dokutan 730 96 6ms 13 Sep 2024 362nd targrik 730 97 10ms 8 Feb 2025 362nd dokutan 730 97 10ms 15 Jun 2025 364th Shanethegamer 🇺🇸 729 122 6ms 4 Oct 2024 365th albanian-laundromat 728 232 1,614ms 15 Oct 2025 366th emgordon154 726 63 1,252ms 18 Nov 2024 367th bitsandbeyond 🇳🇱 726 64 273ms 1 Dec 2025 368th MeWhenI 🇻🇦 726 80 442ms 1 Sep 2024 368th GrayJoKing 🇦🇺 726 80 474ms 2 Sep 2024 370th SirBogman 🇺🇸 726 86 11ms 2 Sep 2024 370th stefangimmillaro 726 86 10ms 2 Sep 2024 370th m-tkach 🇺🇦 726 86 10ms 2 Sep 2024 370th lynn 726 86 11ms 4 Sep 2024 370th kops-cg 726 86 10ms 11 Feb 2025 370th bzijlema 🇳🇱 726 86 10ms 14 May 2025 370th 5cw 🇺🇸 726 86 10ms 4 Aug 2025 370th ovs-code 🇩🇪 726 86 10ms 30 Nov 2025 378th Shanethegamer 🇺🇸 726 95 2ms 2 Sep 2024 379th charliegaming 723 98 10ms 7 Sep 2024 380th janAkali 🇷🇺 722 112 341ms 5 days ago 381st Shanethegamer 🇺🇸 720 128 473ms 1 Sep 2024 382nd dokutan 719 124 3ms 5 Sep 2024 383rd GolfingSuccess 🇬🇷 718 87 10ms 1 Sep 2024 383rd alemelis 718 87 10ms 1 Sep 2024 383rd Shanethegamer 🇺🇸 718 87 10ms 1 Sep 2024 383rd cros107 🇦🇺 718 87 10ms 2 Sep 2024 383rd inventshah 718 87 11ms 2 Sep 2024 383rd annaproxy 718 87 10ms 3 Sep 2024 383rd BoBz200 718 87 10ms 20 Sep 2024 383rd ehulinsky 🇺🇸 718 87 10ms 3 Apr 2025 383rd chartung17 718 87 10ms 7 Apr 2025 383rd 40fied4t 718 87 11ms 6 May 2025 383rd ryyyn 🇺🇸 718 87 10ms 10 Jun 2025 383rd commandz0 🇺🇸 718 87 10ms 11 Jul 2025 383rd hiichbindermax 718 87 10ms 19 Aug 2025 383rd robin-scragg 718 87 11ms 18 Oct 2025 383rd blaztoma 🇱🇹 718 87 10ms 11 Jan 2026 398th anter69 🇭🇺 717 59 59ms 25 Oct 2024 399th Kacarott 🇦🇺 717 132 3ms 4 Sep 2024 400th KatieLG 🇬🇧 715 99 10ms 5 Oct 2025 First Prev 321–400 of 744 Next Last