PalindromemordnilaP in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 376th error256 742 226 28 Mar 2025 377th julian-hoelz 741 103 16 Sep 2024 377th CornerMercury 🇬🇧 741 103 3 Dec 2024 377th StefanHabel 🇨🇦 741 103 22 Mar 2025 380th Mikey-Beep 🇬🇧 741 119 2 Sep 2024 381st CaedenHarper 🇨🇦 740 72 17 days ago 382nd stefangimmillaro 739 169 3 Sep 2024 383rd pardouin 🇫🇷 736 87 3 Sep 2024 384th Shanethegamer 🇺🇸 735 71 1 Sep 2024 384th MarcMush 🇫🇷 735 71 16 Sep 2024 386th ComputerKWasTaken 🇺🇸 734 104 2 Sep 2024 386th elgan65536 734 104 23 Sep 2024 388th MostParsingVex 734 164 6 Jan 2025 389th GolfingSuccess 🇬🇷 733 30 1 Sep 2024 389th MeWhenI 🇻🇦 733 30 8 Jun 2025 391st FlyingPenguin223 731 94 18 Sep 2024 392nd targrik 729 97 8 Feb 2025 393rd edsrzf 🇳🇿 729 104 27 Jan 2025 394th error256 729 121 24 Sep 2024 395th bitsandbeyond 🇳🇱 726 64 2 Sep 2024 396th GolfingSuccess 🇬🇷 726 67 1 Sep 2024 397th emgordon154 725 63 18 Nov 2024 398th Shanethegamer 🇺🇸 723 95 2 Sep 2024 399th Lv0Sys 🇵🇱 721 98 16 Jun 2025 400th CutSandstone 720 106 21 Dec 2024 401st Shanethegamer 🇺🇸 720 128 1 Sep 2024 402nd GrayJoKing 🇦🇺 718 86 2 Sep 2024 403rd Kacarott 🇦🇺 717 132 4 Sep 2024 404th msbranicky 715 136 1 Sep 2024 405th galloj 🇨🇿 714 107 4 Sep 2024 405th FlorianCassayre 🇫🇷 714 107 9 Sep 2024 405th jared-hughes 714 107 10 Sep 2024 405th nstearns96 🇬🇧 714 107 13 Nov 2024 405th rchalamala 714 107 2 Jan 2025 410th snyderek 🇺🇸 714 150 15 Sep 2024 411th dokutan 710 75 26 days ago 412th JDiLenarda 🇫🇷 708 170 3 Sep 2024 413th alexsave 707 100 22 Sep 2024 414th JesseNoEyes 🇺🇸 707 108 30 Sep 2024 415th Shanethegamer 🇺🇸 704 114 2 Sep 2024 416th MeWhenI 🇻🇦 701 88 1 Sep 2024 416th error256 701 88 10 Sep 2024 418th HumanoidCPU 701 90 2 Sep 2024 419th adriweb 🇫🇷 701 98 4 Sep 2024 419th sean-niemann 🇺🇸 701 98 5 Sep 2024 419th dokutan 701 98 14 Sep 2024 422nd emgordon154 700 101 1 Sep 2024 423rd Mabeloid 🇳🇴 700 109 1 Sep 2024 423rd MassimoParisi 700 109 18 Sep 2024 423rd klixel 🇨🇦 700 109 21 Sep 2024 423rd NotNoper 700 109 29 Oct 2024 423rd za3k 700 109 15 Jul 2025 423rd RaBa21 🇭🇺 700 109 18 Jul 2025 429th ovs-code 🇩🇪 699 128 1 Sep 2024 430th JayXon 🇺🇸 699 137 10 Sep 2024 431st kg583 🇺🇸 696 109 23 Aug 2025 432nd MostParsingVex 696 154 15 Sep 2024 433rd KatieLG 🇬🇧 694 91 1 Sep 2024 434th frosster 694 99 21 Mar 2025 435th sean-niemann 🇺🇸 692 107 23 Aug 2025 436th stefangimmillaro 691 90 14 Nov 2024 437th sean-niemann 🇺🇸 691 114 7 Sep 2024 438th elgan65536 691 172 23 Sep 2024 439th Shanethegamer 🇺🇸 689 206 4 Sep 2024 440th retrohun 688 89 1 Sep 2024 441st aksyristos 688 111 1 Sep 2024 441st wh3n3v3r 🇨🇿 688 111 11 Nov 2024 441st AstroOrbis 688 111 30 Jun 2025 444th JunkIce 686 92 3 Dec 2024 445th MeWhenI 🇻🇦 684 140 1 Sep 2024 446th GolfingSuccess 🇬🇷 683 131 1 Sep 2024 447th edsrzf 🇳🇿 682 118 25 Jun 2025 448th emgordon154 682 288 2 Oct 2024 449th DialFrost 🇸🇬 681 62 30 Jan 2025 450th DialFrost 🇸🇬 681 118 22 Jun 2025 Prev 376–450 of 658 Next