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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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 99th edsrzf 🇳🇿 896 77 2ms 1 Dec 2025 102nd JayXon 🇺🇸 896 99 541ms 11 Jul 2025 102nd AdrienHache 🇫🇷 896 99 448ms 17 Sep 2025 102nd Yax42 🇫🇷 896 99 447ms 8 Oct 2025 105th nwellnhof 🇩🇪 895 109 499ms 25 Sep 2025 105th JayXon 🇺🇸 895 109 511ms 25 Sep 2025 105th edsrzf 🇳🇿 895 109 525ms 28 Feb 2026 108th GrayJoKing 🇦🇺 894 47 7ms 25 Nov 2025 109th nwellnhof 🇩🇪 894 52 218ms 1 Sep 2024 110th sean-niemann 🇺🇸 894 71 545ms 15 Jan 2026 110th GolfingSuccess 🇬🇷 894 71 430ms 12 Mar 2026 112th pardouin 🇫🇷 893 99 118ms 1 Sep 2024 112th Natanaelel 🇸🇪 893 99 116ms 1 Sep 2024 112th ovs-code 🇩🇪 893 99 120ms 1 Sep 2024 112th sean-niemann 🇺🇸 893 99 119ms 4 Sep 2024 112th JayXon 🇺🇸 893 99 117ms 6 Sep 2024 112th lynn 893 99 119ms 8 Jan 2025 112th xnor-gate 893 99 119ms 4 Mar 2025 112th Sakisan 🇧🇪 893 99 115ms 22 Apr 2025 112th tobeannouncd 893 99 127ms 25 Apr 2025 112th HPWiz 🇳🇿 893 99 117ms 27 Sep 2025 112th edsrzf 🇳🇿 893 99 128ms 20 Dec 2025 112th Steffan153 🇫🇮 893 99 120ms 17 Feb 2026 124th emgordon154 891 70 2,664ms 8 Nov 2024 125th SB-945 891 86 13ms 1 Sep 2024 125th SirBogman 🇺🇸 891 86 10ms 2 Sep 2024 125th stefangimmillaro 891 86 11ms 2 Sep 2024 125th m-tkach 🇺🇦 891 86 11ms 2 Sep 2024 125th lynn 891 86 11ms 4 Sep 2024 125th emgordon154 891 86 10ms 22 Nov 2024 125th kops-cg 891 86 10ms 11 Feb 2025 125th bzijlema 🇳🇱 891 86 12ms 14 May 2025 125th 5cw 🇺🇸 891 86 10ms 4 Aug 2025 125th ovs-code 🇩🇪 891 86 11ms 30 Nov 2025 125th hallvabo 🇳🇴 891 86 11ms 1 Dec 2025 125th Mukundan314 891 86 12ms 2 Dec 2025 137th HPWiz 🇳🇿 890 46 30ms 26 Dec 2025 138th btnlq 890 55 6ms 1 Sep 2024 138th ovs-code 🇩🇪 890 55 12ms 20 Oct 2024 138th sean-niemann 🇺🇸 890 55 6ms 29 Dec 2024 138th Steffan153 🇫🇮 890 55 6ms 11 Feb 2026 142nd JayXon 🇺🇸 890 101 2ms 18 Sep 2024 143rd nwellnhof 🇩🇪 887 100 478ms 22 Jul 2025 144th pardouin 🇫🇷 886 59 317ms 2 Sep 2024 144th HPWiz 🇳🇿 886 59 289ms 6 Dec 2025 146th Natanaelel 🇸🇪 886 80 10ms 1 Sep 2024 146th MeWhenI 🇻🇦 886 80 11ms 1 Sep 2024 146th helbling 🇨🇭 886 80 10ms 11 Jul 2025 149th GolfingSuccess 🇬🇷 881 87 10ms 1 Sep 2024 149th kg583 🇺🇸 881 87 11ms 1 Sep 2024 149th alemelis 881 87 11ms 1 Sep 2024 149th Shanethegamer 🇺🇸 881 87 11ms 1 Sep 2024 149th zbreit 🇺🇸 881 87 11ms 1 Sep 2024 149th cros107 🇦🇺 881 87 11ms 2 Sep 2024 149th inventshah 881 87 11ms 2 Sep 2024 149th annaproxy 881 87 13ms 3 Sep 2024 149th starfihs 881 87 10ms 6 Sep 2024 149th BoBz200 881 87 11ms 20 Sep 2024 149th ehulinsky 🇺🇸 881 87 10ms 3 Apr 2025 149th chartung17 881 87 10ms 7 Apr 2025 149th 40fied4t 881 87 10ms 6 May 2025 149th ryyyn 🇺🇸 881 87 11ms 10 Jun 2025 149th commandz0 🇺🇸 881 87 10ms 11 Jul 2025 149th hiichbindermax 881 87 10ms 19 Aug 2025 149th Babafaba 881 87 11ms 22 Oct 2025 149th blaztoma 🇱🇹 881 87 10ms 11 Jan 2026 149th Lv0Sys 🇵🇱 881 87 11ms 22 Feb 2026 149th OllieBoyne 🇬🇧 881 87 10ms 10 days ago 149th TudyM 🇷🇴 881 87 10ms 4 days ago 170th ovs-code 🇩🇪 880 25 41ms 1 Sep 2024 171st radarek 🇵🇱 880 52 1,720ms 10 Sep 2024 171st edsrzf 🇳🇿 880 52 1,364ms 31 Jan 2026 173rd GrayJoKing 🇦🇺 879 60 12ms 3 Sep 2024 173rd error256 879 60 12ms 3 Sep 2024 173rd edsrzf 🇳🇿 879 60 12ms 1 Dec 2025 176th JayXon 🇺🇸 879 71 2,659ms 8 Nov 2024 176th pardouin 🇫🇷 879 71 2,462ms 17 Nov 2024 178th JayXon 🇺🇸 878 137 224ms 10 Jul 2025 178th acotis 878 137 233ms 24 Sep 2025 180th IanUtley 877 78 15ms 1 Sep 2024 180th kops-cg 877 78 15ms 6 Mar 2025 182nd JayXon 🇺🇸 876 122 439ms 18 Sep 2024 183rd ashtraypettingzoo 🇺🇸 875 29 2ms 1 Sep 2024 183rd GolfingSuccess 🇬🇷 875 29 3ms 25 Mar 2025 185th GolfingSuccess 🇬🇷 875 48 6ms 13 Dec 2024 185th MeWhenI 🇻🇦 875 48 6ms 31 Dec 2024 187th emplv 🇱🇻 875 81 11ms 16 Sep 2024 187th vlpx 🇫🇮 875 81 10ms 23 Sep 2024 187th lukegustafson 🇺🇸 875 81 10ms 26 May 2025 190th error256 875 87 6ms 16 Apr 2025 190th edsrzf 🇳🇿 875 87 6ms 1 Dec 2025 192nd JayXon 🇺🇸 874 91 108ms 10 Sep 2024 193rd AdrienHache 🇫🇷 872 56 54ms 3 Dec 2025 193rd lyphyser 872 56 53ms 15 hours ago 195th alemelis 872 60 265ms 1 Sep 2024 196th pardouin 🇫🇷 872 71 128ms 17 Apr 2025 197th error256 872 73 129ms 28 Feb 2026 198th edsrzf 🇳🇿 871 72 5ms 31 Jan 2026 199th error256 871 74 74ms 6 Sep 2024 200th AlephSquirrel 871 88 137ms 1 Sep 2024 First Prev 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