PalindromemordnilaP in Python 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 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 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 Bytes Time Submitted 1st nwellnhof 🇩🇪 1,000 80 21ms 4 Sep 2024 1st error256 1,000 80 20ms 4 Sep 2024 1st canissimia 🇦🇶 1,000 80 20ms 12 Sep 2024 1st khvdm 1,000 80 19ms 24 Apr 2025 1st Seek64 🇩🇪 1,000 80 21ms 2 days ago 1st 4atj 1,000 80 16ms 43 hours ago 1st sunleonid 1,000 80 19ms 42 hours ago 1st JayXon 🇺🇸 1,000 80 22ms 41 hours ago 9th btnlq 988 81 20ms 1 Sep 2024 9th bizy-coder 988 81 20ms 1 Sep 2024 9th MeWhenI 🇻🇦 988 81 19ms 1 Sep 2024 9th Natanaelel 🇸🇪 988 81 18ms 1 Sep 2024 9th pardouin 🇫🇷 988 81 20ms 1 Sep 2024 9th GrayJoKing 🇦🇺 988 81 20ms 2 Sep 2024 9th bricknellj 988 81 16ms 6 Sep 2024 9th sean-niemann 🇺🇸 988 81 21ms 21 Dec 2024 9th xnor-gate 988 81 19ms 4 Mar 2025 9th retrohun 988 81 20ms 9 Mar 2025 9th 051 🇸🇬 988 81 17ms 8 Oct 2025 9th CornerMercury 🇬🇧 988 81 20ms 2 days ago 9th edsrzf 🇳🇿 988 81 20ms 2 days ago 9th ndren 988 81 22ms 40 hours ago 23rd zacjl 952 84 15ms 18 Sep 2024 24th duckyluuk 🇳🇱 941 85 13ms 25 Dec 2024 25th xsot 🇸🇬 930 86 13ms 1 Sep 2024 25th Steffan153 🇫🇮 930 86 14ms 1 Sep 2024 25th SB-945 930 86 13ms 1 Sep 2024 25th SirBogman 🇺🇸 930 86 13ms 2 Sep 2024 25th stefangimmillaro 930 86 13ms 2 Sep 2024 25th m-tkach 🇺🇦 930 86 10ms 2 Sep 2024 25th lynn 930 86 16ms 4 Sep 2024 25th emgordon154 930 86 15ms 22 Nov 2024 25th kops-cg 930 86 13ms 11 Feb 2025 25th bzijlema 🇳🇱 930 86 15ms 14 May 2025 25th 5cw 🇺🇸 930 86 14ms 4 Aug 2025 25th ovs-code 🇩🇪 930 86 13ms 2 days ago 25th hallvabo 🇳🇴 930 86 11ms 36 hours ago 25th Mukundan314 930 86 17ms 32 hours ago 39th GolfingSuccess 🇬🇷 920 87 12ms 1 Sep 2024 39th kg583 🇺🇸 920 87 13ms 1 Sep 2024 39th alemelis 920 87 11ms 1 Sep 2024 39th Shanethegamer 🇺🇸 920 87 12ms 1 Sep 2024 39th zbreit 🇺🇸 920 87 10ms 1 Sep 2024 39th cros107 🇦🇺 920 87 14ms 2 Sep 2024 39th inventshah 920 87 13ms 2 Sep 2024 39th annaproxy 920 87 13ms 3 Sep 2024 39th starfihs 920 87 12ms 6 Sep 2024 39th BoBz200 920 87 12ms 20 Sep 2024 39th ehulinsky 🇺🇸 920 87 12ms 3 Apr 2025 39th chartung17 920 87 14ms 7 Apr 2025 39th 40fied4t 920 87 13ms 6 May 2025 39th ryyyn 🇺🇸 920 87 11ms 10 Jun 2025 39th commandblockguy 🇺🇸 920 87 12ms 11 Jul 2025 39th hiichbindermax 920 87 15ms 19 Aug 2025 39th Babafaba 920 87 13ms 22 Oct 2025 56th AlephSquirrel 909 88 202ms 1 Sep 2024 56th ahmetdemirag 🇨🇾 909 88 12ms 3 Sep 2024 56th anter69 🇭🇺 909 88 12ms 3 Sep 2024 56th hellwue 909 88 14ms 4 Sep 2024 56th Schreipfelerer 909 88 13ms 11 Sep 2024 56th abhishekg999 909 88 13ms 17 Sep 2024 56th bob-th 909 88 13ms 17 Sep 2024 56th InigoK 🇺🇸 909 88 13ms 18 Sep 2024 56th moustave 909 88 12ms 24 Oct 2024 56th andrewjc2000 909 88 14ms 10 Mar 2025 66th OllieBoyne 🇬🇧 899 89 10ms 9 Sep 2024 66th davecame 899 89 10ms 17 Sep 2024 66th Bmrl7 899 89 13ms 3 Oct 2024 66th DialFrost 🇸🇬 899 89 12ms 21 Nov 2024 66th CommandLeo 🇮🇹 899 89 14ms 6 days ago 66th KasperKivimaeki 🇫🇮 899 89 13ms 2 days ago 72nd firegene 🇮🇪 889 90 13ms 3 Sep 2024 72nd snoozingnewt 🇺🇸 889 90 13ms 10 days ago 74th BlankSpruce 879 91 14ms 1 Sep 2024 74th KatieLG 🇬🇧 879 91 14ms 1 Sep 2024 1–75 of 180 Next Last