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 148th ryyyn 🇺🇸 880 87 10ms 10 Jun 2025 148th commandz0 🇺🇸 880 87 10ms 11 Jul 2025 148th hiichbindermax 880 87 9ms 19 Aug 2025 148th Babafaba 880 87 10ms 22 Oct 2025 148th blaztoma 🇱🇹 880 87 10ms 11 Jan 2026 148th Lv0Sys 🇵🇱 880 87 10ms 22 Feb 2026 167th GrayJoKing 🇦🇺 879 60 12ms 3 Sep 2024 167th error256 879 60 12ms 3 Sep 2024 167th edsrzf 🇳🇿 879 60 12ms 1 Dec 2025 170th JayXon 🇺🇸 879 71 2,531ms 8 Nov 2024 170th pardouin 🇫🇷 879 71 2,602ms 17 Nov 2024 172nd IanUtley 877 78 15ms 1 Sep 2024 172nd kops-cg 877 78 15ms 6 Mar 2025 174th JayXon 🇺🇸 876 122 432ms 18 Sep 2024 175th ashtraypettingzoo 🇺🇸 875 29 2ms 1 Sep 2024 175th GolfingSuccess 🇬🇷 875 29 3ms 25 Mar 2025 177th GolfingSuccess 🇬🇷 875 48 6ms 13 Dec 2024 177th MeWhenI 🇻🇦 875 48 6ms 31 Dec 2024 179th emplv 🇱🇻 875 81 10ms 16 Sep 2024 179th vlpx 🇫🇮 875 81 10ms 23 Sep 2024 179th lukegustafson 🇺🇸 875 81 10ms 26 May 2025 182nd error256 875 87 6ms 16 Apr 2025 182nd edsrzf 🇳🇿 875 87 7ms 1 Dec 2025 184th JayXon 🇺🇸 875 137 224ms 10 Jul 2025 184th acotis 875 137 238ms 24 Sep 2025 186th JayXon 🇺🇸 874 91 127ms 10 Sep 2024 187th AdrienHache 🇫🇷 872 56 48ms 3 Dec 2025 188th alemelis 872 60 257ms 1 Sep 2024 189th pardouin 🇫🇷 872 71 135ms 17 Apr 2025 190th error256 872 73 129ms 28 Feb 2026 191st edsrzf 🇳🇿 871 72 5ms 31 Jan 2026 192nd error256 871 74 74ms 6 Sep 2024 193rd JayXon 🇺🇸 871 151 286ms 10 Sep 2024 193rd nwellnhof 🇩🇪 871 151 282ms 10 Sep 2024 193rd 0xjac 🇨🇭 871 151 302ms 25 Nov 2025 196th AlephSquirrel 870 88 139ms 1 Sep 2024 196th ahmetdemirag 🇨🇾 870 88 10ms 3 Sep 2024 196th anter69 🇭🇺 870 88 10ms 3 Sep 2024 196th hellwue 870 88 10ms 4 Sep 2024 196th Schreipfelerer 870 88 9ms 11 Sep 2024 196th abhishekg999 870 88 10ms 17 Sep 2024 196th bob-th 870 88 10ms 17 Sep 2024 196th InigoK 🇺🇸 870 88 10ms 18 Sep 2024 196th moustave 870 88 9ms 24 Oct 2024 196th andrewjc2000 870 88 9ms 10 Mar 2025 196th KasperKivimaeki 🇫🇮 870 88 10ms 19 Feb 2026 207th xsot 🇸🇬 869 58 8ms 19 Dec 2025 208th error256 869 93 535ms 24 Jul 2025 209th error256 869 112 467ms 24 Sep 2025 209th sean-niemann 🇺🇸 869 112 480ms 24 Sep 2025 209th MeWhenI 🇻🇦 869 112 441ms 7 Nov 2025 209th Steffan153 🇫🇮 869 112 383ms 11 Feb 2026 213th error256 867 72 2,510ms 24 Oct 2024 214th sean-niemann 🇺🇸 866 88 7ms 16 Aug 2025 215th Frowny 865 35 33ms 1 Sep 2024 215th Natanaelel 🇸🇪 865 35 32ms 1 Sep 2024 215th 4hg 🇺🇸 865 35 33ms 5 Sep 2024 218th voytxt 🇨🇿 864 82 9ms 1 Sep 2024 218th dmrichwa 🇺🇸 864 82 10ms 2 Sep 2024 218th Lv0Sys 🇵🇱 864 82 9ms 22 Feb 2026 221st JayXon 🇺🇸 863 53 1,366ms 2 Sep 2024 221st pardouin 🇫🇷 863 53 1,384ms 4 Sep 2025 223rd kumavale 863 139 240ms 28 Oct 2025 224th GrayJoKing 🇦🇺 861 57 6ms 20 Mar 2025 225th OllieBoyne 🇬🇧 860 89 10ms 9 Sep 2024 225th davecame 860 89 10ms 17 Sep 2024 225th Bmrl7 860 89 10ms 3 Oct 2024 225th DialFrost 🇸🇬 860 89 10ms 21 Nov 2024 225th CommandLeo 🇮🇹 860 89 9ms 27 Nov 2025 225th firegene 🇮🇪 860 89 10ms 3 Feb 2026 225th ThijsLuttikhuis 860 89 10ms 9 days ago 232nd JayXon 🇺🇸 860 94 530ms 23 Jul 2025 233rd JayXon 🇺🇸 859 94 102ms 10 Sep 2024 234th MeWhenI 🇻🇦 858 57 6ms 1 Sep 2024 235th duckyluuk 🇳🇱 858 74 429ms 1 Sep 2024 236th DialFrost 🇸🇬 858 103 135ms 21 Nov 2024 237th duckyluuk 🇳🇱 857 49 6ms 26 Nov 2025 238th ovs-code 🇩🇪 857 61 252ms 1 Sep 2024 239th lyphyser 856 57 51ms 5 Jan 2025 240th KasperKivimaeki 🇫🇮 856 105 2ms 17 Aug 2025 First Prev 161–240 of 771 Next Last