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 321st MostParsingVex 779 156 65ms 10 days ago 322nd stefangimmillaro 778 114 396ms 4 Sep 2024 323rd MeWhenI 🇻🇦 777 39 33ms 2 Sep 2024 324th the-zammers 775 114 117ms 1 Dec 2024 325th dokutan 773 104 203ms 1 Sep 2024 326th emgordon154 773 156 390ms 4 Mar 2025 327th bizy-coder 771 81 15ms 1 Sep 2024 327th Natanaelel 🇸🇪 771 81 15ms 1 Sep 2024 327th GrayJoKing 🇦🇺 771 81 15ms 2 Sep 2024 327th bricknellj 771 81 17ms 6 Sep 2024 327th wh3n3v3r 🇨🇿 771 81 11ms 11 Nov 2024 327th xnor-gate 771 81 15ms 4 Mar 2025 327th retrohun 771 81 15ms 9 Mar 2025 327th 051 🇸🇬 771 81 16ms 8 Oct 2025 327th edsrzf 🇳🇿 771 81 18ms 1 Dec 2025 336th jusaka 770 33 3ms 21 hours ago 337th error256 769 139 511ms 24 Sep 2024 338th edsrzf 🇳🇿 767 83 106ms 28 Feb 2026 339th JunkIce 766 76 397ms 3 Dec 2024 340th vang1ong7ang 763 158 196ms 30 hours ago 340th jusaka 763 158 251ms 2 mins ago 342nd emplv 🇱🇻 762 79 157ms 1 Nov 2024 343rd jatloe 762 82 14ms 4 Sep 2024 343rd rchalamala 762 82 11ms 2 Jan 2025 345th error256 762 116 119ms 2 Sep 2024 346th targrik 756 83 5ms 8 Feb 2025 347th Shanethegamer 🇺🇸 755 117 119ms 1 Sep 2024 348th sean-niemann 🇺🇸 755 118 3ms 16 Jan 2025 349th emgordon154 754 94 9ms 1 Sep 2024 349th stefangimmillaro 754 94 11ms 4 Sep 2024 351st DialFrost 🇸🇬 751 225 1,452ms 20 Jan 2025 352nd UnderKoen 🇳🇱 750 185 63ms 1 Dec 2025 353rd kg583 🇺🇸 749 102 5ms 19 Dec 2025 354th error256 748 226 1,433ms 28 Mar 2025 355th alemelis 746 78 453ms 1 Sep 2024 355th Shanethegamer 🇺🇸 746 78 465ms 1 Sep 2024 355th SirBogman 🇺🇸 746 78 516ms 4 Sep 2024 355th error256 746 78 484ms 4 Sep 2024 355th commandz0 🇺🇸 746 78 510ms 1 Sep 2025 360th Shanethegamer 🇺🇸 746 95 9ms 1 Sep 2024 361st Mikey-Beep 🇬🇧 745 119 404ms 2 Sep 2024 362nd zacjl 744 84 12ms 18 Sep 2024 362nd xsot 🇸🇬 744 84 11ms 20 Dec 2025 364th xsot 🇸🇬 739 58 1,056ms 19 Dec 2025 365th stefangimmillaro 739 169 43ms 3 Sep 2024 366th FlyingPenguin223 734 94 1ms 18 Sep 2024 367th DialFrost 🇸🇬 734 271 1,620ms 17 Jan 2026 368th GolfingSuccess 🇬🇷 733 30 53ms 1 Sep 2024 368th MeWhenI 🇻🇦 733 30 65ms 8 Jun 2025 368th CaedenHarper 🇨🇦 733 30 46ms 1 Dec 2025 371st dokutan 733 96 6ms 13 Sep 2024 372nd error256 733 121 385ms 24 Sep 2024 373rd targrik 730 97 10ms 8 Feb 2025 373rd dokutan 730 97 10ms 15 Jun 2025 375th Shanethegamer 🇺🇸 729 122 6ms 4 Oct 2024 376th MeWhenI 🇻🇦 728 80 450ms 1 Sep 2024 376th GrayJoKing 🇦🇺 728 80 436ms 2 Sep 2024 378th Shanethegamer 🇺🇸 728 105 4ms 1 Sep 2024 379th Shanethegamer 🇺🇸 728 128 473ms 1 Sep 2024 380th albanian-laundromat 🇺🇸 728 232 1,433ms 15 Oct 2025 381st emgordon154 726 63 1,252ms 18 Nov 2024 382nd bitsandbeyond 🇳🇱 726 64 244ms 1 Dec 2025 383rd SirBogman 🇺🇸 726 86 10ms 2 Sep 2024 383rd stefangimmillaro 726 86 11ms 2 Sep 2024 383rd m-tkach 🇺🇦 726 86 11ms 2 Sep 2024 383rd lynn 726 86 11ms 4 Sep 2024 383rd kops-cg 726 86 10ms 11 Feb 2025 383rd bzijlema 🇳🇱 726 86 12ms 14 May 2025 383rd 5cw 🇺🇸 726 86 10ms 4 Aug 2025 383rd ovs-code 🇩🇪 726 86 11ms 30 Nov 2025 391st Shanethegamer 🇺🇸 726 95 2ms 2 Sep 2024 392nd Shanethegamer 🇺🇸 723 70 248ms 5 Sep 2024 392nd MarcMush 🇫🇷 723 70 663ms 16 Sep 2024 394th charliegaming 723 98 9ms 7 Sep 2024 395th janAkali 🇷🇺 722 112 375ms 12 Feb 2026 396th dokutan 719 124 2ms 5 Sep 2024 397th GolfingSuccess 🇬🇷 718 87 10ms 1 Sep 2024 397th alemelis 718 87 11ms 1 Sep 2024 397th Shanethegamer 🇺🇸 718 87 11ms 1 Sep 2024 397th cros107 🇦🇺 718 87 11ms 2 Sep 2024 First Prev 321–400 of 774 Next Last