PalindromemordnilaP in all languages in bytes. 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 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 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 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 Bytes Time Submitted 225th Lv0Sys 🇵🇱 853 83 10ms 9 hours ago 227th JayXon 🇺🇸 851 87 2ms 20 Sep 2024 228th firegene 🇮🇪 850 90 10ms 3 Sep 2024 228th snoozingnewt 🇨🇦 850 90 11ms 18 days ago 230th JayXon 🇺🇸 849 105 3ms 22 days ago 231st error256 846 94 104ms 1 Sep 2024 232nd ovs-code 🇩🇪 846 95 89ms 1 Sep 2024 232nd JayXon 🇺🇸 846 95 99ms 24 May 2025 234th CLOStrophobic 🇮🇹 846 108 6ms 19 Feb 2025 235th edsrzf 🇳🇿 844 99 4ms 9 Jan 2025 235th retrohun 844 99 370ms 30 hours ago 237th sean-niemann 🇺🇸 843 74 5ms 19 Dec 2024 238th GrayJoKing 🇦🇺 843 84 9ms 2 Sep 2024 238th uttumuttu 🇫🇮 843 84 9ms 30 Sep 2024 238th didion0 🇺🇸 843 84 9ms 30 May 2025 241st edsrzf 🇳🇿 843 125 45ms 31 Dec 2024 241st kg583 🇺🇸 843 125 43ms 25 Mar 2025 243rd SirBogman 🇺🇸 841 36 33ms 11 Sep 2024 244th Kacarott 🇦🇺 841 89 68ms 1 Sep 2024 245th BlankSpruce 841 91 9ms 1 Sep 2024 245th KatieLG 🇬🇧 841 91 10ms 1 Sep 2024 245th ZakkkkAttackkkk 🇵🇭 841 91 10ms 1 Sep 2024 245th BREMAUCY 🇫🇷 841 91 10ms 3 Sep 2024 245th charliegaming 841 91 10ms 7 Sep 2024 245th mbittner20 841 91 10ms 9 Sep 2024 245th neihousaigaai 841 91 9ms 28 Sep 2024 245th Rubiksmath 841 91 11ms 1 Oct 2024 245th lifthrasiir 🇰🇷 841 91 11ms 20 Nov 2024 245th jameswmccarty 841 91 10ms 2 Dec 2024 245th croc54 841 91 11ms 12 Jan 2025 245th Pyroan 841 91 11ms 24 Feb 2025 245th plcc0 841 91 11ms 6 Mar 2025 245th WillowWispy 841 91 11ms 21 Mar 2025 245th keelimeguy 🇺🇸 841 91 10ms 17 May 2025 245th albanian-laundromat 841 91 11ms 5 Jun 2025 245th clayboll99 841 91 11ms 15 Jul 2025 245th blaztoma 🇱🇹 841 91 10ms 21 Sep 2025 245th vhoulbreque 🇫🇷 841 91 10ms 19 days ago 245th FortuiteMan 🇫🇷 841 91 11ms 10 days ago 245th LostSyntax21 🇬🇧 841 91 10ms 10 days ago 245th CaedenHarper 🇨🇦 841 91 30ms 9 days ago 245th Lv0Sys 🇵🇱 841 91 10ms 9 hours ago 268th rhdqor213 840 107 2ms 43 hours ago 269th AlephSquirrel 839 109 6ms 18 Feb 2025 270th Shanethegamer 🇺🇸 838 96 98ms 24 May 2025 271st sean-niemann 🇺🇸 836 74 141ms 4 Aug 2025 272nd Shanethegamer 🇺🇸 836 202 1,405ms 1 Mar 2025 273rd xnor-gate 834 82 14ms 5 Mar 2025 274th nwellnhof 🇩🇪 833 48 4ms 1 Sep 2024 275th MeWhenI 🇻🇦 832 75 5ms 3 Sep 2024 276th JayXon 🇺🇸 832 77 74ms 18 Jun 2025 277th nwellnhof 🇩🇪 832 108 2ms 10 Sep 2024 278th dokutan 831 92 10ms 3 Sep 2024 278th fourth-bit 831 92 10ms 4 Sep 2024 278th bnic24 831 92 10ms 5 Sep 2024 281st JayXon 🇺🇸 831 111 379ms 20 Sep 2024 282nd MeWhenI 🇻🇦 830 45 3ms 1 Sep 2024 283rd MeWhenI 🇻🇦 830 55 875ms 1 Sep 2024 283rd Natanaelel 🇸🇪 830 55 858ms 1 Sep 2024 285th Shanethegamer 🇺🇸 830 145 1,241ms 4 Sep 2024 285th m-tkach 🇺🇦 830 145 81ms 27 Sep 2024 287th MeWhenI 🇻🇦 829 75 3,586ms 24 Oct 2024 287th duckyluuk 🇳🇱 829 75 2,846ms 25 Oct 2024 289th emgordon154 825 59 10ms 15 Nov 2024 290th error256 825 146 1,246ms 2 May 2025 291st emplv 🇱🇻 824 159 251ms 18 Sep 2024 292nd duckyluuk 🇳🇱 823 86 9ms 1 Sep 2024 293rd sean-niemann 🇺🇸 823 112 385ms 4 Sep 2024 294th emgordon154 822 77 392ms 22 Nov 2024 295th adamnielson42 🇺🇸 822 93 9ms 7 Oct 2024 295th guilhem-roy 🇫🇷 822 93 14ms 31 May 2025 297th xsot 🇸🇬 821 76 5ms 3 Sep 2024 298th MeWhenI 🇻🇦 821 98 407ms 2 Sep 2024 299th rak1507 🇬🇧 819 31 3ms 11 Sep 2024 300th sean-niemann 🇺🇸 819 151 57ms 16 Jan 2025 First Prev 226–300 of 706 Next Last