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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 151st JayXon 🇺🇸 878 122 375ms 18 Sep 2024 152nd IanUtley 877 78 26ms 1 Sep 2024 152nd kops-cg 877 78 25ms 6 Mar 2025 154th JayXon 🇺🇸 876 71 2,515ms 8 Nov 2024 154th pardouin 🇫🇷 876 71 3,657ms 17 Nov 2024 156th ashtraypettingzoo 🇺🇸 875 29 2ms 1 Sep 2024 156th GolfingSuccess 🇬🇷 875 29 2ms 25 Mar 2025 158th GolfingSuccess 🇬🇷 875 48 5ms 13 Dec 2024 158th MeWhenI 🇻🇦 875 48 6ms 31 Dec 2024 160th JayXon 🇺🇸 874 91 100ms 10 Sep 2024 161st DialFrost 🇸🇬 873 61 660ms 31 Aug 2025 162nd emplv 🇱🇻 873 81 9ms 16 Sep 2024 162nd vlpx 🇫🇮 873 81 9ms 23 Sep 2024 162nd lukegustafson 🇺🇸 873 81 9ms 26 May 2025 165th JayXon 🇺🇸 873 137 218ms 10 Jul 2025 165th acotis 873 137 235ms 24 Sep 2025 167th pardouin 🇫🇷 872 71 128ms 17 Apr 2025 168th error256 872 87 6ms 16 Apr 2025 169th lyphyser 870 57 56ms 5 Jan 2025 170th alemelis 869 60 266ms 1 Sep 2024 170th antimon2 🇯🇵 869 60 331ms 23 Oct 2024 172nd AlephSquirrel 869 88 135ms 1 Sep 2024 172nd ahmetdemirag 🇨🇾 869 88 9ms 3 Sep 2024 172nd anter69 🇭🇺 869 88 10ms 3 Sep 2024 172nd hellwue 869 88 9ms 4 Sep 2024 172nd Schreipfelerer 869 88 9ms 11 Sep 2024 172nd abhishekg999 869 88 9ms 17 Sep 2024 172nd bob-th 869 88 9ms 17 Sep 2024 172nd InigoK 🇺🇸 869 88 9ms 18 Sep 2024 172nd moustave 869 88 10ms 24 Oct 2024 172nd andrewjc2000 869 88 9ms 10 Mar 2025 182nd saito-ta 🇯🇵 868 71 115ms 30 Sep 2024 183rd JayXon 🇺🇸 868 151 263ms 10 Sep 2024 183rd nwellnhof 🇩🇪 868 151 257ms 10 Sep 2024 183rd 0xjac 🇨🇭 868 151 235ms 41 hours ago 186th MeWhenI 🇻🇦 867 59 24ms 13 Jun 2025 187th error256 866 74 77ms 6 Sep 2024 188th error256 865 93 467ms 24 Jul 2025 189th SirBogman 🇺🇸 864 36 35ms 11 Sep 2024 190th error256 864 72 2,081ms 24 Oct 2024 191st voytxt 🇨🇿 863 82 9ms 1 Sep 2024 191st dmrichwa 🇺🇸 863 82 9ms 2 Sep 2024 193rd JayXon 🇺🇸 862 53 1,008ms 2 Sep 2024 193rd pardouin 🇫🇷 862 53 1,086ms 4 Sep 2025 195th sean-niemann 🇺🇸 862 88 7ms 16 Aug 2025 196th GrayJoKing 🇦🇺 861 57 7ms 20 Mar 2025 197th error256 860 112 336ms 24 Sep 2025 197th sean-niemann 🇺🇸 860 112 344ms 24 Sep 2025 197th MeWhenI 🇻🇦 860 112 337ms 19 days ago 200th kumavale 860 139 236ms 28 Oct 2025 201st sean-niemann 🇺🇸 859 62 650ms 22 Sep 2025 202nd xsot 🇸🇬 859 66 15ms 10 Jul 2025 203rd OllieBoyne 🇬🇧 859 89 9ms 9 Sep 2024 203rd davecame 859 89 10ms 17 Sep 2024 203rd Bmrl7 859 89 9ms 3 Oct 2024 203rd DialFrost 🇸🇬 859 89 10ms 21 Nov 2024 203rd CommandLeo 🇮🇹 859 89 11ms 4 hours ago 208th duckyluuk 🇳🇱 857 49 5ms 23 hours ago 209th JayXon 🇺🇸 856 94 479ms 23 Jul 2025 210th AdrienHache 🇫🇷 855 58 52ms 6 Nov 2024 211th ovs-code 🇩🇪 855 61 237ms 1 Sep 2024 212th MeWhenI 🇻🇦 854 57 7ms 1 Sep 2024 213th duckyluuk 🇳🇱 854 74 630ms 1 Sep 2024 214th JayXon 🇺🇸 854 94 102ms 10 Sep 2024 215th DialFrost 🇸🇬 854 103 180ms 21 Nov 2024 216th KasperKivimaeki 🇫🇮 854 105 2ms 17 Aug 2025 217th edsrzf 🇳🇿 854 107 6ms 19 Oct 2025 218th tayloia 🇬🇧 852 83 10ms 1 Sep 2024 219th JayXon 🇺🇸 851 87 2ms 20 Sep 2024 220th firegene 🇮🇪 850 90 11ms 3 Sep 2024 220th snoozingnewt 🇺🇸 850 90 10ms 4 days ago 222nd JayXon 🇺🇸 849 105 2ms 9 days ago 223rd error256 846 94 104ms 1 Sep 2024 224th ovs-code 🇩🇪 846 95 77ms 1 Sep 2024 224th JayXon 🇺🇸 846 95 122ms 24 May 2025 First Prev 151–225 of 697 Next Last