PalindromemordnilaP in all languages in chars. 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 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 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 Chars Time Submitted 376th Kacarott 🇦🇺 717 132 3ms 4 Sep 2024 377th anter69 🇭🇺 715 59 54ms 25 Oct 2024 378th KatieLG 🇬🇧 715 99 10ms 5 Oct 2025 379th snyderek 🇺🇸 712 150 54ms 15 Sep 2024 380th dokutan 710 75 693ms 29 Aug 2025 381st AlephSquirrel 709 88 202ms 1 Sep 2024 381st ahmetdemirag 🇨🇾 709 88 12ms 3 Sep 2024 381st hellwue 709 88 14ms 4 Sep 2024 381st Schreipfelerer 709 88 13ms 11 Sep 2024 381st bob-th 709 88 13ms 17 Sep 2024 381st InigoK 🇺🇸 709 88 13ms 18 Sep 2024 381st moustave 709 88 12ms 24 Oct 2024 381st andrewjc2000 709 88 14ms 10 Mar 2025 389th emgordon154 708 85 117ms 1 Sep 2024 390th alexsave 708 100 9ms 22 Sep 2024 391st JDiLenarda 🇫🇷 708 170 1,251ms 3 Sep 2024 392nd adriweb 🇫🇷 704 98 2ms 4 Sep 2024 392nd sean-niemann 🇺🇸 704 98 2ms 5 Sep 2024 392nd dokutan 704 98 2ms 14 Sep 2024 395th Shanethegamer 🇺🇸 704 114 101ms 2 Sep 2024 396th OllieBoyne 🇬🇧 701 89 10ms 9 Sep 2024 396th davecame 701 89 10ms 17 Sep 2024 396th Bmrl7 701 89 13ms 3 Oct 2024 396th DialFrost 🇸🇬 701 89 12ms 21 Nov 2024 396th CommandLeo 🇮🇹 701 89 14ms 8 days ago 396th KasperKivimaeki 🇫🇮 701 89 13ms 5 days ago 402nd ovs-code 🇩🇪 701 128 2ms 1 Sep 2024 403rd CaedenHarper 🇨🇦 701 187 257ms 27 days ago 404th GrayJoKing 🇦🇺 700 86 125ms 2 Sep 2024 404th dokutan 700 86 117ms 15 Jun 2025 406th CaedenHarper 🇨🇦 699 83 516ms 9 Aug 2025 407th MeWhenI 🇻🇦 698 151 42ms 4 Sep 2024 408th frosster 697 99 2ms 21 Mar 2025 409th sean-niemann 🇺🇸 697 114 101ms 7 Sep 2024 410th elgan65536 695 172 195ms 23 Sep 2024 411th mamamia5x 694 102 10ms 12 Sep 2024 412th MostParsingVex 694 154 1,213ms 15 Sep 2024 413th sean-niemann 🇺🇸 692 107 2ms 23 Aug 2025 414th tatzyr 🇯🇵 691 61 32ms 10 Oct 2025 415th stefangimmillaro 691 90 2,112ms 14 Nov 2024 416th Shanethegamer 🇺🇸 689 206 29ms 4 Sep 2024 417th BlankSpruce 686 91 14ms 1 Sep 2024 417th ZakkkkAttackkkk 🇵🇭 686 91 13ms 1 Sep 2024 417th BREMAUCY 🇫🇷 686 91 13ms 3 Sep 2024 417th charliegaming 686 91 14ms 7 Sep 2024 417th mbittner20 686 91 15ms 9 Sep 2024 417th neihousaigaai 686 91 13ms 28 Sep 2024 417th Rubiksmath 686 91 12ms 1 Oct 2024 417th jameswmccarty 686 91 12ms 2 Dec 2024 417th croc54 686 91 13ms 12 Jan 2025 417th Pyroan 686 91 13ms 24 Feb 2025 417th WillowWispy 686 91 13ms 21 Mar 2025 417th clayboll99 686 91 14ms 15 Jul 2025 417th blaztoma 🇱🇹 686 91 15ms 21 Sep 2025 417th vhoulbreque 🇫🇷 686 91 13ms 14 days ago 417th FortuiteMan 🇫🇷 686 91 13ms 5 days ago 417th LostSyntax21 🇬🇧 686 91 13ms 5 days ago 417th CaedenHarper 🇨🇦 686 91 48ms 4 days ago 434th kaascevich 685 116 1,671ms 15 Sep 2025 435th GolfingSuccess 🇬🇷 685 131 2ms 1 Sep 2024 436th MeWhenI 🇻🇦 684 88 128ms 1 Sep 2024 436th error256 684 88 126ms 10 Sep 2024 438th emgordon154 682 288 1,618ms 2 Oct 2024 439th olleicua 🇺🇸 681 104 9ms 11 Sep 2024 440th DialFrost 🇸🇬 680 62 33ms 30 Jan 2025 440th KatieLG 🇬🇧 680 62 32ms 2 Oct 2025 442nd MeWhenI 🇻🇦 679 117 108ms 2 Sep 2024 442nd stefangimmillaro 679 117 93ms 2 Sep 2024 444th fourth-bit 678 92 14ms 4 Sep 2024 444th bnic24 678 92 15ms 5 Sep 2024 444th edsrzf 🇳🇿 678 92 4ms 10 Oct 2024 447th BlankSpruce 676 158 57ms 1 Sep 2024 448th madex 🇩🇪 676 177 208ms 17 Sep 2024 449th dokutan 675 156 40ms 1 Sep 2024 450th dcgjb 674 69 276ms 11 Sep 2024 First Prev 376–450 of 697 Next Last