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 241st edsrzf 🇳🇿 860 104 10ms 31 Jan 2026 242nd duckyluuk 🇳🇱 858 74 416ms 1 Sep 2024 243rd KasperKivimaeki 🇫🇮 858 105 2ms 17 Aug 2025 244th duckyluuk 🇳🇱 857 49 6ms 26 Nov 2025 245th edsrzf 🇳🇿 856 90 4ms 28 Feb 2026 246th JayXon 🇺🇸 855 105 3ms 17 Nov 2025 247th tayloia 🇬🇧 854 83 10ms 1 Sep 2024 248th ovs-code 🇩🇪 853 95 78ms 1 Sep 2024 248th JayXon 🇺🇸 853 95 155ms 24 May 2025 250th JayXon 🇺🇸 853 111 481ms 20 Sep 2024 251st snoozingnewt 🇨🇦 851 90 13ms 22 Nov 2025 252nd retrohun 851 99 392ms 9 Dec 2025 253rd edsrzf 🇳🇿 851 138 1,456ms 14 Mar 2026 254th sean-niemann 🇺🇸 850 74 5ms 19 Dec 2024 254th Steffan153 🇫🇮 850 74 5ms 11 Feb 2026 256th rhdqor213 850 106 2ms 7 Jan 2026 257th Kacarott 🇦🇺 849 89 62ms 1 Sep 2024 257th error256 849 89 60ms 11 Dec 2025 259th error256 849 94 124ms 1 Sep 2024 260th edsrzf 🇳🇿 849 125 41ms 31 Dec 2024 260th kg583 🇺🇸 849 125 41ms 25 Mar 2025 262nd xsot 🇸🇬 847 50 36ms 20 Dec 2025 263rd edsrzf 🇳🇿 845 96 548ms 31 Jan 2026 264th sean-niemann 🇺🇸 845 112 486ms 4 Sep 2024 265th GrayJoKing 🇦🇺 844 84 11ms 2 Sep 2024 265th uttumuttu 🇫🇮 844 84 10ms 30 Sep 2024 265th didion0 🇺🇸 844 84 11ms 30 May 2025 268th Shanethegamer 🇺🇸 844 96 157ms 24 May 2025 269th m-tkach 🇺🇦 844 145 70ms 27 Sep 2024 270th SirBogman 🇺🇸 843 36 33ms 11 Sep 2024 271st BlankSpruce 842 91 9ms 1 Sep 2024 271st KatieLG 🇬🇧 842 91 11ms 1 Sep 2024 271st ZakkkkAttackkkk 🇵🇭 842 91 9ms 1 Sep 2024 271st BREMAUCY 🇫🇷 842 91 11ms 3 Sep 2024 271st charliegaming 842 91 10ms 7 Sep 2024 271st mbittner20 842 91 10ms 9 Sep 2024 271st neihousaigaai 842 91 10ms 28 Sep 2024 271st Rubiksmath 842 91 10ms 1 Oct 2024 271st lifthrasiir 🇰🇷 842 91 11ms 20 Nov 2024 271st jameswmccarty 842 91 11ms 2 Dec 2024 271st croc54 842 91 10ms 12 Jan 2025 271st Pyroan 842 91 14ms 24 Feb 2025 271st plcc0 842 91 161ms 6 Mar 2025 271st WillowWispy 842 91 11ms 21 Mar 2025 271st keelimeguy 🇺🇸 842 91 9ms 17 May 2025 271st albanian-laundromat 🇺🇸 842 91 11ms 5 Jun 2025 271st clayboll99 842 91 10ms 15 Jul 2025 271st vhoulbreque 🇫🇷 842 91 12ms 21 Nov 2025 271st FortuiteMan 🇫🇷 842 91 12ms 30 Nov 2025 271st LostSyntax21 🇬🇧 842 91 11ms 30 Nov 2025 271st CaedenHarper 🇨🇦 842 91 30ms 1 Dec 2025 271st JOrE20 842 91 10ms 23 Dec 2025 271st solisolu 842 91 11ms 31 Dec 2025 271st mateusz-sterczewski 842 91 10ms 15 Jan 2026 271st Matter1024 🇮🇳 842 91 12ms 31 Jan 2026 271st Flekay 🇩🇪 842 91 10ms 14 Feb 2026 271st souta-1326 842 91 11ms 19 Feb 2026 271st dokutan 842 91 12ms 27 Feb 2026 271st scpchicken 🇵🇼 842 91 11ms 6 days ago 300th edsrzf 🇳🇿 842 106 8ms 7 Mar 2026 301st Shanethegamer 🇺🇸 842 202 1,423ms 1 Mar 2025 302nd JayXon 🇺🇸 841 77 75ms 18 Jun 2025 303rd sean-niemann 🇺🇸 838 74 140ms 4 Aug 2025 304th MeWhenI 🇻🇦 838 75 5ms 3 Sep 2024 304th xsot 🇸🇬 838 75 6ms 18 Dec 2025 306th xnor-gate 837 82 16ms 5 Mar 2025 307th edsrzf 🇳🇿 837 118 82ms 22 Mar 2026 308th MeWhenI 🇻🇦 834 55 1,655ms 1 Sep 2024 308th Natanaelel 🇸🇪 834 55 1,761ms 1 Sep 2024 310th MeWhenI 🇻🇦 834 75 2,277ms 24 Oct 2024 310th duckyluuk 🇳🇱 834 75 2,516ms 25 Oct 2024 312th Maznek 834 85 12ms 21 days ago 313th nwellnhof 🇩🇪 834 108 2ms 10 Sep 2024 314th nwellnhof 🇩🇪 833 48 4ms 1 Sep 2024 315th fourth-bit 833 92 9ms 4 Sep 2024 315th bnic24 833 92 10ms 5 Sep 2024 315th Jakob-L-M 833 92 11ms 3 days ago 318th edsrzf 🇳🇿 833 134 31ms 14 Mar 2026 319th MeWhenI 🇻🇦 832 45 4ms 1 Sep 2024 320th emgordon154 831 59 8ms 15 Nov 2024 First Prev 241–320 of 840 Next Last