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 mousetail 🇳🇱 813 94 16ms 1 Sep 2024 301st ljweel 813 94 13ms 12 Sep 2024 301st qpwoeirut 813 94 14ms 7 Feb 2025 304th alemelis 812 78 413ms 1 Sep 2024 304th Shanethegamer 🇺🇸 812 78 418ms 1 Sep 2024 304th SirBogman 🇺🇸 812 78 430ms 4 Sep 2024 304th error256 812 78 489ms 4 Sep 2024 304th sean-niemann 🇺🇸 812 78 442ms 8 Jan 2025 304th commandblockguy 🇺🇸 812 78 406ms 1 Sep 2025 304th Babafaba 812 78 428ms 22 Oct 2025 311th edsrzf 🇳🇿 812 99 452ms 45 hours ago 312th ovs-code 🇩🇪 811 52 32ms 1 Sep 2024 313th error256 811 99 97ms 4 Sep 2024 314th tomtheisen 🇺🇸 811 109 363ms 8 Nov 2024 315th error256 810 77 4ms 1 Sep 2024 316th MostParsingVex 809 153 43ms 3 Oct 2024 317th primo-ppcg 🇹🇭 809 232 140ms 47 hours ago 318th JayXon 🇺🇸 808 243 1,610ms 10 Jul 2025 319th SirBogman 🇺🇸 806 155 43ms 3 Sep 2024 320th error256 805 93 63ms 2 Sep 2024 321st msbranicky 805 95 13ms 1 Sep 2024 321st Bulmenisaurus 805 95 15ms 4 Sep 2024 321st btjones0 805 95 14ms 13 Sep 2024 321st jfallon1997 805 95 13ms 26 Sep 2024 321st jacekwladzinski 805 95 11ms 7 Oct 2025 321st aalec 805 95 15ms 24 days ago 327th GolfingSuccess 🇬🇷 805 210 393ms 8 Feb 2025 328th RyanMHsiao 804 244 1,566ms 25 Sep 2024 329th error256 803 150 26ms 5 May 2025 330th CornerMercury 🇬🇧 802 79 504ms 2 days ago 331st ovs-code 🇩🇪 802 175 9ms 30 Sep 2024 332nd m-tkach 🇺🇦 802 177 26ms 27 Sep 2024 333rd emgordon154 801 211 391ms 24 Jan 2025 334th MeWhenI 🇻🇦 799 50 3ms 1 Sep 2024 334th retrohun 799 50 4ms 9 Mar 2025 336th fgrosshans 🇫🇷 797 96 14ms 1 Sep 2024 336th Mikey-Beep 🇬🇧 797 96 13ms 2 Sep 2024 336th JudeTyrrell 797 96 13ms 22 Sep 2024 339th nwellnhof 🇩🇪 797 134 366ms 2 Sep 2024 339th tailorspy 797 134 451ms 16 Sep 2024 341st Shanethegamer 🇺🇸 796 105 4ms 1 Sep 2024 341st kg583 🇺🇸 796 105 4ms 28 Sep 2025 343rd namelessiw 796 111 373ms 22 Apr 2025 344th MeWhenI 🇻🇦 795 101 98ms 3 Sep 2024 345th lifthrasiir 🇰🇷 793 32 2ms 29 Nov 2024 346th MeWhenI 🇻🇦 792 80 480ms 1 Sep 2024 346th GrayJoKing 🇦🇺 792 80 462ms 2 Sep 2024 348th stefangimmillaro 789 166 253ms 4 Sep 2024 349th o0BlackDragon0o 788 97 17ms 8 Sep 2024 349th Bombalech 788 97 14ms 8 Sep 2024 349th scpchicken 🇵🇼 788 97 394ms 8 Sep 2024 349th Carlettos1 788 97 15ms 14 Sep 2024 353rd mousetail 🇳🇱 785 62 60ms 3 Sep 2024 353rd GolfingSuccess 🇬🇷 785 62 11ms 26 hours ago 355th MeWhenI 🇻🇦 785 157 13ms 7 Sep 2024 356th emplv 🇱🇻 783 79 135ms 1 Nov 2024 357th sean-niemann 🇺🇸 782 113 373ms 5 Sep 2024 358th albanian-laundromat 782 114 2ms 6 days ago 359th rzv-me 780 80 4ms 5 Oct 2024 360th HumanoidCPU 780 98 13ms 2 Sep 2024 360th dtbao20 🇻🇳 780 98 19ms 30 Sep 2024 360th YAJUE114514 780 98 14ms 30 Jul 2025 360th luuumine 🇫🇷 780 98 22ms 15 Oct 2025 364th KingSkyrock 🇺🇸 778 91 8ms 14 Oct 2024 365th MeWhenI 🇻🇦 777 39 33ms 2 Sep 2024 366th stefangimmillaro 775 114 352ms 4 Sep 2024 367th dokutan 773 104 124ms 1 Sep 2024 368th dokutan 773 155 218ms 1 Sep 2024 369th albanian-laundromat 772 69 691ms 12 Sep 2025 370th snoozingnewt 🇺🇸 772 82 446ms 10 days ago 371st jatloe 772 99 12ms 4 Sep 2024 371st alexeldridge 772 99 14ms 14 Sep 2024 371st Just4FunCoder 772 99 13ms 14 Sep 2025 371st 0xjac 🇨🇭 772 99 12ms 9 days ago 375th the-zammers 772 114 116ms 1 Dec 2024 First Prev 301–375 of 699 Next Last