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 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 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 Calendar 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 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 ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Calendar 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 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 301st alemelis 812 78 353ms 1 Sep 2024 301st Shanethegamer 🇺🇸 812 78 360ms 1 Sep 2024 301st SirBogman 🇺🇸 812 78 389ms 4 Sep 2024 301st error256 812 78 414ms 4 Sep 2024 301st sean-niemann 🇺🇸 812 78 389ms 8 Jan 2025 301st commandblockguy 🇺🇸 812 78 394ms 1 Sep 2025 301st Babafaba 812 78 395ms 22 Oct 2025 308th edsrzf 🇳🇿 812 99 452ms 81 mins ago 309th ovs-code 🇩🇪 811 52 32ms 1 Sep 2024 310th error256 811 99 97ms 4 Sep 2024 311th tomtheisen 🇺🇸 811 109 363ms 8 Nov 2024 312th error256 810 77 4ms 1 Sep 2024 313th MostParsingVex 809 153 43ms 3 Oct 2024 314th primo-ppcg 🇹🇭 809 232 140ms 3 hours ago 315th JayXon 🇺🇸 808 243 1,610ms 10 Jul 2025 316th SirBogman 🇺🇸 806 155 43ms 3 Sep 2024 317th error256 805 93 63ms 2 Sep 2024 318th msbranicky 805 95 9ms 1 Sep 2024 318th Bulmenisaurus 805 95 11ms 4 Sep 2024 318th btjones0 805 95 9ms 13 Sep 2024 318th jfallon1997 805 95 9ms 26 Sep 2024 318th jacekwladzinski 805 95 9ms 7 Oct 2025 318th aalec 805 95 10ms 23 days ago 324th GolfingSuccess 🇬🇷 805 210 393ms 8 Feb 2025 325th RyanMHsiao 804 244 1,566ms 25 Sep 2024 326th error256 803 150 26ms 5 May 2025 327th m-tkach 🇺🇦 803 170 382ms 15 Jan 2025 328th CornerMercury 🇬🇧 802 79 530ms 18 hours ago 329th ovs-code 🇩🇪 802 175 9ms 30 Sep 2024 330th m-tkach 🇺🇦 802 177 26ms 27 Sep 2024 331st emgordon154 801 211 391ms 24 Jan 2025 332nd MeWhenI 🇻🇦 799 50 3ms 1 Sep 2024 332nd retrohun 799 50 4ms 9 Mar 2025 334th nwellnhof 🇩🇪 797 134 366ms 2 Sep 2024 334th tailorspy 797 134 451ms 16 Sep 2024 336th fgrosshans 🇫🇷 796 96 9ms 1 Sep 2024 336th Mikey-Beep 🇬🇧 796 96 9ms 2 Sep 2024 336th JudeTyrrell 796 96 9ms 22 Sep 2024 339th Shanethegamer 🇺🇸 796 105 4ms 1 Sep 2024 339th kg583 🇺🇸 796 105 4ms 28 Sep 2025 341st namelessiw 796 111 377ms 22 Apr 2025 342nd MeWhenI 🇻🇦 795 101 98ms 3 Sep 2024 343rd lifthrasiir 🇰🇷 793 32 2ms 29 Nov 2024 344th MeWhenI 🇻🇦 792 80 411ms 1 Sep 2024 344th GrayJoKing 🇦🇺 792 80 383ms 2 Sep 2024 346th stefangimmillaro 789 166 248ms 4 Sep 2024 347th o0BlackDragon0o 788 97 11ms 8 Sep 2024 347th Bombalech 788 97 10ms 8 Sep 2024 347th scpchicken 🇵🇼 788 97 232ms 8 Sep 2024 347th Carlettos1 788 97 11ms 14 Sep 2024 351st MeWhenI 🇻🇦 785 157 13ms 7 Sep 2024 352nd emplv 🇱🇻 783 79 135ms 1 Nov 2024 353rd mousetail 🇳🇱 782 62 60ms 3 Sep 2024 354th sean-niemann 🇺🇸 782 113 388ms 5 Sep 2024 355th albanian-laundromat 782 114 2ms 4 days ago 356th rzv-me 780 80 4ms 5 Oct 2024 357th HumanoidCPU 780 98 9ms 2 Sep 2024 357th dtbao20 🇻🇳 780 98 16ms 30 Sep 2024 357th YAJUE114514 780 98 9ms 30 Jul 2025 357th luuumine 🇫🇷 780 98 9ms 15 Oct 2025 361st KingSkyrock 🇺🇸 778 91 8ms 14 Oct 2024 362nd MeWhenI 🇻🇦 777 39 33ms 2 Sep 2024 363rd CatsAreFluffy 775 64 52ms 4 Nov 2024 364th stefangimmillaro 775 114 352ms 4 Sep 2024 365th dokutan 773 104 124ms 1 Sep 2024 366th dokutan 773 155 219ms 1 Sep 2024 367th albanian-laundromat 772 69 691ms 12 Sep 2025 368th snoozingnewt 🇺🇸 772 82 411ms 9 days ago 369th jatloe 772 99 10ms 4 Sep 2024 369th alexeldridge 772 99 9ms 14 Sep 2024 369th Just4FunCoder 772 99 9ms 14 Sep 2025 369th 0xjac 🇨🇭 772 99 10ms 7 days ago 373rd the-zammers 772 114 116ms 1 Dec 2024 374th AlephSquirrel 772 248 3ms 29 Sep 2024 375th error256 769 139 419ms 24 Sep 2024 First Prev 301–375 of 694 Next Last