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 Multitap Input 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 ><> 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 Multitap Input 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 301st rak1507 🇬🇧 819 31 3ms 11 Sep 2024 302nd sean-niemann 🇺🇸 819 151 57ms 16 Jan 2025 303rd kg583 🇺🇸 816 112 7ms 9 May 2025 304th canissimia 🇦🇶 816 116 13ms 4 Sep 2024 305th m-tkach 🇺🇦 816 170 666ms 15 Jan 2025 306th rucin93 🇵🇱 814 76 132ms 31 Oct 2024 307th GrayJoKing 🇦🇺 814 84 13ms 1 Sep 2024 307th annaproxy 814 84 17ms 22 Oct 2024 309th mousetail 🇳🇱 814 94 13ms 1 Sep 2024 309th ljweel 814 94 10ms 12 Sep 2024 309th qpwoeirut 814 94 12ms 7 Feb 2025 312th alemelis 812 78 409ms 1 Sep 2024 312th Shanethegamer 🇺🇸 812 78 426ms 1 Sep 2024 312th SirBogman 🇺🇸 812 78 405ms 4 Sep 2024 312th error256 812 78 490ms 4 Sep 2024 312th commandblockguy 🇺🇸 812 78 399ms 1 Sep 2025 312th Babafaba 812 78 409ms 22 Oct 2025 318th edsrzf 🇳🇿 812 99 553ms 16 days ago 319th ovs-code 🇩🇪 811 52 51ms 1 Sep 2024 320th error256 811 99 106ms 4 Sep 2024 321st tomtheisen 🇺🇸 811 109 424ms 8 Nov 2024 322nd error256 810 77 5ms 1 Sep 2024 323rd MostParsingVex 809 153 51ms 3 Oct 2024 324th primo-ppcg 🇹🇭 809 232 145ms 16 days ago 325th JayXon 🇺🇸 808 243 1,894ms 10 Jul 2025 326th SirBogman 🇺🇸 806 155 45ms 3 Sep 2024 327th msbranicky 805 95 11ms 1 Sep 2024 327th Bulmenisaurus 805 95 12ms 4 Sep 2024 327th btjones0 805 95 10ms 13 Sep 2024 327th jfallon1997 805 95 10ms 26 Sep 2024 327th jacekwladzinski 805 95 10ms 7 Oct 2025 327th aalec 805 95 10ms 8 Nov 2025 333rd GolfingSuccess 🇬🇷 805 210 471ms 8 Feb 2025 334th RyanMHsiao 804 244 1,930ms 25 Sep 2024 335th error256 803 150 57ms 5 May 2025 336th CornerMercury 🇬🇧 802 79 475ms 17 days ago 337th ovs-code 🇩🇪 802 175 9ms 30 Sep 2024 338th m-tkach 🇺🇦 802 177 27ms 27 Sep 2024 339th emgordon154 801 211 429ms 24 Jan 2025 340th MeWhenI 🇻🇦 799 50 3ms 1 Sep 2024 340th retrohun 799 50 3ms 9 Mar 2025 342nd albanian-laundromat 798 207 4ms 2 days ago 343rd fgrosshans 🇫🇷 797 96 10ms 1 Sep 2024 343rd Mikey-Beep 🇬🇧 797 96 10ms 2 Sep 2024 343rd JudeTyrrell 797 96 10ms 22 Sep 2024 346th nwellnhof 🇩🇪 797 134 566ms 2 Sep 2024 346th tailorspy 797 134 631ms 16 Sep 2024 348th Shanethegamer 🇺🇸 796 105 4ms 1 Sep 2024 348th kg583 🇺🇸 796 105 9ms 28 Sep 2025 350th namelessiw 796 111 405ms 22 Apr 2025 351st MeWhenI 🇻🇦 795 101 105ms 3 Sep 2024 352nd lifthrasiir 🇰🇷 793 32 2ms 29 Nov 2024 353rd MeWhenI 🇻🇦 792 80 440ms 1 Sep 2024 353rd GrayJoKing 🇦🇺 792 80 449ms 2 Sep 2024 355th o0BlackDragon0o 789 97 13ms 8 Sep 2024 355th Bombalech 789 97 10ms 8 Sep 2024 355th scpchicken 🇵🇼 789 97 248ms 8 Sep 2024 355th Carlettos1 789 97 12ms 14 Sep 2024 359th stefangimmillaro 789 166 254ms 4 Sep 2024 360th mousetail 🇳🇱 785 62 66ms 3 Sep 2024 360th GolfingSuccess 🇬🇷 785 62 12ms 15 days ago 362nd MeWhenI 🇻🇦 785 157 15ms 7 Sep 2024 363rd emplv 🇱🇻 783 79 133ms 1 Nov 2024 364th sean-niemann 🇺🇸 782 113 415ms 5 Sep 2024 365th albanian-laundromat 782 114 3ms 21 days ago 366th HumanoidCPU 781 98 12ms 2 Sep 2024 366th dtbao20 🇻🇳 781 98 16ms 30 Sep 2024 366th YAJUE114514 781 98 10ms 30 Jul 2025 366th luuumine 🇫🇷 781 98 10ms 15 Oct 2025 370th rzv-me 780 80 6ms 5 Oct 2024 371st KingSkyrock 🇺🇸 778 91 9ms 14 Oct 2024 372nd MeWhenI 🇻🇦 777 39 33ms 2 Sep 2024 373rd albanian-laundromat 775 69 741ms 12 Sep 2025 374th stefangimmillaro 775 114 392ms 4 Sep 2024 375th jatloe 773 99 11ms 4 Sep 2024 First Prev 301–375 of 710 Next Last