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 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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 400th dokutan 774 82 414ms 21 days ago 402nd jatloe 773 99 11ms 4 Sep 2024 402nd alexeldridge 773 99 11ms 14 Sep 2024 402nd Just4FunCoder 773 99 10ms 14 Sep 2025 402nd 0xjac 🇨🇭 773 99 9ms 24 Nov 2025 406th dokutan 773 104 203ms 1 Sep 2024 407th error256 769 139 514ms 24 Sep 2024 408th emgordon154 769 156 403ms 4 Mar 2025 409th edsrzf 🇳🇿 767 83 106ms 20 days ago 410th Kacarott 🇦🇺 766 100 9ms 3 Sep 2024 410th Artemis21 🇬🇧 766 100 11ms 4 Jan 2025 412th lifthrasiir 🇰🇷 765 83 431ms 2 Dec 2024 412th albanian-laundromat 765 83 461ms 4 Aug 2025 412th CaedenHarper 🇨🇦 765 83 494ms 9 Aug 2025 415th CatsAreFluffy 763 64 49ms 4 Nov 2024 416th error256 762 116 122ms 2 Sep 2024 417th madex 🇩🇪 758 101 10ms 1 Sep 2024 417th RedzGoose 🇦🇺 758 101 10ms 15 Oct 2024 417th JunkIce 758 101 10ms 25 Oct 2024 420th kg583 🇺🇸 758 131 72ms 59 mins ago 421st targrik 756 83 5ms 8 Feb 2025 422nd Shanethegamer 🇺🇸 755 117 119ms 1 Sep 2024 423rd sean-niemann 🇺🇸 755 118 3ms 16 Jan 2025 424th stefangimmillaro 754 94 11ms 4 Sep 2024 425th sciencejiho 751 102 9ms 13 Sep 2024 425th Papushkado 751 102 10ms 10 Nov 2025 425th TheSecondComing123 751 102 10ms 4 Feb 2026 428th DialFrost 🇸🇬 751 225 1,431ms 20 Jan 2025 429th UnderKoen 🇳🇱 750 185 63ms 1 Dec 2025 430th kg583 🇺🇸 749 102 5ms 19 Dec 2025 431st error256 748 226 1,425ms 28 Mar 2025 432nd Shanethegamer 🇺🇸 746 95 10ms 1 Sep 2024 432nd HumanoidCPU 746 95 10ms 29 Oct 2024 434th Mikey-Beep 🇬🇧 745 119 404ms 2 Sep 2024 435th julian-hoelz 743 103 10ms 16 Sep 2024 435th StefanHabel 🇨🇦 743 103 94ms 22 Mar 2025 437th pardouin 🇫🇷 741 87 77ms 3 Sep 2024 437th Steffan153 🇫🇮 741 87 81ms 11 Feb 2026 439th MostParsingVex 741 164 70ms 6 Jan 2025 440th xsot 🇸🇬 739 58 1,009ms 19 Dec 2025 441st stefangimmillaro 739 169 43ms 3 Sep 2024 442nd Shanethegamer 🇺🇸 737 71 233ms 1 Sep 2024 442nd MarcMush 🇫🇷 737 71 536ms 16 Sep 2024 444th ComputerKWasTaken 🇺🇸 736 104 10ms 2 Sep 2024 444th elgan65536 🇺🇸 736 104 9ms 23 Sep 2024 444th NickTheEASDude 🇺🇸 736 104 10ms 7 Oct 2025 447th FlyingPenguin223 734 94 1ms 18 Sep 2024 448th DialFrost 🇸🇬 734 271 1,620ms 17 Jan 2026 449th GolfingSuccess 🇬🇷 733 30 53ms 1 Sep 2024 449th MeWhenI 🇻🇦 733 30 72ms 8 Jun 2025 449th CaedenHarper 🇨🇦 733 30 46ms 1 Dec 2025 452nd error256 733 121 385ms 24 Sep 2024 453rd snoozingnewt 🇨🇦 731 110 83ms 22 Nov 2025 454th targrik 730 97 11ms 8 Feb 2025 455th Shanethegamer 🇺🇸 729 122 6ms 4 Oct 2024 456th Shanethegamer 🇺🇸 728 105 4ms 1 Sep 2024 457th Shanethegamer 🇺🇸 728 128 473ms 1 Sep 2024 458th albanian-laundromat 728 232 1,485ms 15 Oct 2025 459th emgordon154 726 63 1,252ms 18 Nov 2024 460th bitsandbeyond 🇳🇱 726 64 320ms 1 Dec 2025 461st Shanethegamer 🇺🇸 726 95 2ms 2 Sep 2024 462nd CutSandstone 722 106 12ms 21 Dec 2024 463rd janAkali 🇷🇺 722 112 375ms 12 Feb 2026 464th GrayJoKing 🇦🇺 720 86 154ms 2 Sep 2024 465th kg583 🇺🇸 719 106 6ms 26 Sep 2025 466th dokutan 719 124 2ms 5 Sep 2024 467th Kacarott 🇦🇺 717 132 3ms 4 Sep 2024 468th galloj 🇨🇿 716 107 10ms 4 Sep 2024 468th FlorianCassayre 🇫🇷 716 107 10ms 9 Sep 2024 468th jared-hughes 716 107 10ms 10 Sep 2024 468th nstearns96 🇬🇧 716 107 9ms 13 Nov 2024 468th rchalamala 716 107 10ms 2 Jan 2025 468th brochmann 🇸🇪 716 107 9ms 16 Oct 2025 474th mykytamatiukha 714 168 233ms 15 Jan 2026 475th snyderek 🇺🇸 712 150 60ms 15 Sep 2024 476th JesseNoEyes 🇺🇸 709 108 10ms 30 Sep 2024 477th Shanethegamer 🇺🇸 709 114 104ms 2 Sep 2024 478th alexsave 708 100 10ms 22 Sep 2024 479th HumanoidCPU 705 90 452ms 2 Sep 2024 480th error256 705 97 15ms 14 Jan 2026 First Prev 401–480 of 768 Next Last