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 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 Bytes Time Submitted 161st GolfingSuccess 🇬🇷 880 87 10ms 1 Sep 2024 161st kg583 🇺🇸 880 87 11ms 1 Sep 2024 161st alemelis 880 87 11ms 1 Sep 2024 161st Shanethegamer 🇺🇸 880 87 11ms 1 Sep 2024 161st zbreit 🇺🇸 880 87 11ms 1 Sep 2024 161st cros107 🇦🇺 880 87 11ms 2 Sep 2024 161st inventshah 880 87 11ms 2 Sep 2024 161st annaproxy 880 87 13ms 3 Sep 2024 161st starfihs 880 87 10ms 6 Sep 2024 161st BoBz200 880 87 11ms 20 Sep 2024 161st ehulinsky 🇺🇸 880 87 10ms 3 Apr 2025 161st chartung17 880 87 10ms 7 Apr 2025 161st 40fied4t 880 87 10ms 6 May 2025 161st ryyyn 🇺🇸 880 87 11ms 10 Jun 2025 161st commandz0 🇺🇸 880 87 10ms 11 Jul 2025 161st hiichbindermax 880 87 10ms 19 Aug 2025 161st Babafaba 880 87 11ms 22 Oct 2025 161st blaztoma 🇱🇹 880 87 10ms 11 Jan 2026 161st Lv0Sys 🇵🇱 880 87 11ms 22 Feb 2026 180th JayXon 🇺🇸 880 91 110ms 10 Sep 2024 181st AdrienHache 🇫🇷 879 56 54ms 3 Dec 2025 182nd error256 879 74 74ms 6 Sep 2024 183rd ashtraypettingzoo 🇺🇸 876 29 2ms 1 Sep 2024 183rd GolfingSuccess 🇬🇷 876 29 3ms 25 Mar 2025 185th xsot 🇸🇬 876 58 8ms 19 Dec 2025 186th alemelis 876 60 265ms 1 Sep 2024 187th error256 876 73 129ms 28 Feb 2026 188th error256 876 93 535ms 24 Jul 2025 189th JayXon 🇺🇸 876 151 335ms 10 Sep 2024 189th nwellnhof 🇩🇪 876 151 330ms 10 Sep 2024 189th 0xjac 🇨🇭 876 151 332ms 25 Nov 2025 192nd GolfingSuccess 🇬🇷 875 48 6ms 13 Dec 2024 192nd MeWhenI 🇻🇦 875 48 6ms 31 Dec 2024 194th edsrzf 🇳🇿 875 72 5ms 31 Jan 2026 195th emplv 🇱🇻 875 81 11ms 16 Sep 2024 195th vlpx 🇫🇮 875 81 11ms 23 Sep 2024 195th lukegustafson 🇺🇸 875 81 12ms 26 May 2025 198th pardouin 🇫🇷 874 71 155ms 17 Apr 2025 199th sean-niemann 🇺🇸 872 88 7ms 16 Aug 2025 200th error256 872 112 467ms 24 Sep 2025 200th sean-niemann 🇺🇸 872 112 480ms 24 Sep 2025 200th MeWhenI 🇻🇦 872 112 441ms 7 Nov 2025 200th Steffan153 🇫🇮 872 112 383ms 11 Feb 2026 204th AlephSquirrel 870 88 137ms 1 Sep 2024 204th ahmetdemirag 🇨🇾 870 88 9ms 3 Sep 2024 204th anter69 🇭🇺 870 88 10ms 3 Sep 2024 204th hellwue 870 88 11ms 4 Sep 2024 204th Schreipfelerer 870 88 11ms 11 Sep 2024 204th abhishekg999 870 88 11ms 17 Sep 2024 204th bob-th 870 88 10ms 17 Sep 2024 204th InigoK 🇺🇸 870 88 10ms 18 Sep 2024 204th moustave 870 88 11ms 24 Oct 2024 204th andrewjc2000 870 88 9ms 10 Mar 2025 204th KasperKivimaeki 🇫🇮 870 88 21ms 19 Feb 2026 215th error256 869 72 2,345ms 24 Oct 2024 216th JayXon 🇺🇸 869 94 118ms 10 Sep 2024 217th kumavale 869 139 240ms 28 Oct 2025 218th Frowny 867 35 33ms 1 Sep 2024 218th Natanaelel 🇸🇪 867 35 32ms 1 Sep 2024 218th 4hg 🇺🇸 867 35 33ms 5 Sep 2024 221st JayXon 🇺🇸 867 53 1,366ms 2 Sep 2024 221st pardouin 🇫🇷 867 53 1,384ms 4 Sep 2025 223rd JayXon 🇺🇸 867 94 530ms 23 Jul 2025 224th voytxt 🇨🇿 865 82 10ms 1 Sep 2024 224th dmrichwa 🇺🇸 865 82 10ms 2 Sep 2024 224th Lv0Sys 🇵🇱 865 82 9ms 22 Feb 2026 227th lyphyser 863 57 58ms 5 Jan 2025 228th JayXon 🇺🇸 863 87 2ms 20 Sep 2024 229th MeWhenI 🇻🇦 861 57 6ms 1 Sep 2024 229th GrayJoKing 🇦🇺 861 57 6ms 20 Mar 2025 231st ovs-code 🇩🇪 861 61 276ms 1 Sep 2024 232nd OllieBoyne 🇬🇧 861 89 11ms 9 Sep 2024 232nd davecame 861 89 10ms 17 Sep 2024 232nd Bmrl7 861 89 11ms 3 Oct 2024 232nd DialFrost 🇸🇬 861 89 12ms 21 Nov 2024 232nd CommandLeo 🇮🇹 861 89 10ms 27 Nov 2025 232nd firegene 🇮🇪 861 89 10ms 3 Feb 2026 232nd ThijsLuttikhuis 861 89 10ms 24 days ago 232nd jusaka 861 89 10ms 3 days ago 240th edsrzf 🇳🇿 861 90 4ms 28 Feb 2026 First Prev 161–240 of 869 Next Last