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 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 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 Apéry’s Constant Binary Lambda Calculus 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 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 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 145th Babafaba 880 87 10ms 22 Oct 2025 145th blaztoma 🇱🇹 880 87 10ms 11 Jan 2026 145th Lv0Sys 🇵🇱 880 87 11ms 3 hours ago 164th GrayJoKing 🇦🇺 879 60 12ms 3 Sep 2024 164th error256 879 60 12ms 3 Sep 2024 164th edsrzf 🇳🇿 879 60 12ms 1 Dec 2025 167th IanUtley 877 78 15ms 1 Sep 2024 167th kops-cg 877 78 15ms 6 Mar 2025 169th JayXon 🇺🇸 876 71 2,374ms 8 Nov 2024 169th pardouin 🇫🇷 876 71 2,260ms 17 Nov 2024 171st JayXon 🇺🇸 876 122 389ms 18 Sep 2024 172nd ashtraypettingzoo 🇺🇸 875 29 2ms 1 Sep 2024 172nd GolfingSuccess 🇬🇷 875 29 3ms 25 Mar 2025 174th GolfingSuccess 🇬🇷 875 48 6ms 13 Dec 2024 174th MeWhenI 🇻🇦 875 48 6ms 31 Dec 2024 176th JayXon 🇺🇸 875 137 219ms 10 Jul 2025 176th acotis 875 137 219ms 24 Sep 2025 178th emplv 🇱🇻 874 81 10ms 16 Sep 2024 178th vlpx 🇫🇮 874 81 11ms 23 Sep 2024 178th lukegustafson 🇺🇸 874 81 11ms 26 May 2025 181st JayXon 🇺🇸 874 91 103ms 10 Sep 2024 182nd AdrienHache 🇫🇷 872 56 48ms 3 Dec 2025 183rd alemelis 872 60 257ms 1 Sep 2024 183rd antimon2 🇯🇵 872 60 352ms 23 Oct 2024 185th pardouin 🇫🇷 872 71 123ms 17 Apr 2025 186th error256 872 87 6ms 16 Apr 2025 186th edsrzf 🇳🇿 872 87 6ms 1 Dec 2025 188th error256 871 74 82ms 6 Sep 2024 189th AlephSquirrel 870 88 139ms 1 Sep 2024 189th ahmetdemirag 🇨🇾 870 88 10ms 3 Sep 2024 189th anter69 🇭🇺 870 88 10ms 3 Sep 2024 189th hellwue 870 88 10ms 4 Sep 2024 189th Schreipfelerer 870 88 9ms 11 Sep 2024 189th abhishekg999 870 88 10ms 17 Sep 2024 189th bob-th 870 88 10ms 17 Sep 2024 189th InigoK 🇺🇸 870 88 10ms 18 Sep 2024 189th moustave 870 88 9ms 24 Oct 2024 189th andrewjc2000 870 88 9ms 10 Mar 2025 189th KasperKivimaeki 🇫🇮 870 88 10ms 2 days ago 200th xsot 🇸🇬 869 58 8ms 19 Dec 2025 201st edsrzf 🇳🇿 869 72 4ms 21 days ago 202nd error256 869 93 532ms 24 Jul 2025 203rd error256 868 112 467ms 24 Sep 2025 203rd sean-niemann 🇺🇸 868 112 480ms 24 Sep 2025 203rd MeWhenI 🇻🇦 868 112 441ms 7 Nov 2025 203rd Steffan153 🇫🇮 868 112 383ms 11 days ago 207th JayXon 🇺🇸 868 151 285ms 10 Sep 2024 207th nwellnhof 🇩🇪 868 151 298ms 10 Sep 2024 207th 0xjac 🇨🇭 868 151 304ms 25 Nov 2025 210th Frowny 865 35 33ms 1 Sep 2024 210th Natanaelel 🇸🇪 865 35 32ms 1 Sep 2024 210th 4hg 🇺🇸 865 35 33ms 5 Sep 2024 213th error256 864 72 2,232ms 24 Oct 2024 214th voytxt 🇨🇿 864 82 10ms 1 Sep 2024 214th dmrichwa 🇺🇸 864 82 9ms 2 Sep 2024 214th Lv0Sys 🇵🇱 864 82 9ms 3 hours ago 217th JayXon 🇺🇸 863 53 1,366ms 2 Sep 2024 217th pardouin 🇫🇷 863 53 1,384ms 4 Sep 2025 219th kumavale 863 139 223ms 28 Oct 2025 220th sean-niemann 🇺🇸 862 88 7ms 16 Aug 2025 221st GrayJoKing 🇦🇺 861 57 6ms 20 Mar 2025 222nd OllieBoyne 🇬🇧 860 89 10ms 9 Sep 2024 222nd davecame 860 89 10ms 17 Sep 2024 222nd Bmrl7 860 89 10ms 3 Oct 2024 222nd DialFrost 🇸🇬 860 89 10ms 21 Nov 2024 222nd CommandLeo 🇮🇹 860 89 9ms 27 Nov 2025 222nd firegene 🇮🇪 860 89 10ms 19 days ago 228th JayXon 🇺🇸 860 94 530ms 23 Jul 2025 229th edsrzf 🇳🇿 859 84 108ms 1 Dec 2025 230th MeWhenI 🇻🇦 858 57 6ms 1 Sep 2024 231st DialFrost 🇸🇬 858 103 135ms 21 Nov 2024 232nd duckyluuk 🇳🇱 857 49 6ms 26 Nov 2025 233rd ovs-code 🇩🇪 857 61 252ms 1 Sep 2024 234th duckyluuk 🇳🇱 857 74 429ms 1 Sep 2024 235th lyphyser 856 57 51ms 5 Jan 2025 236th KasperKivimaeki 🇫🇮 856 105 2ms 17 Aug 2025 237th edsrzf 🇳🇿 855 104 10ms 22 days ago 238th JayXon 🇺🇸 854 94 119ms 10 Sep 2024 239th tayloia 🇬🇧 853 83 10ms 1 Sep 2024 240th JayXon 🇺🇸 851 87 2ms 20 Sep 2024 First Prev 161–240 of 750 Next Last