PalindromemordnilaP in all languages in chars. 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 Trinomial Triangle 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 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 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 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 Turtle Tutorial # Golfer Points Chars Time Submitted 226th duckyluuk 🇳🇱 817 52 6ms 13 Dec 2024 227th dokutan 816 71 358ms 13 Sep 2024 227th KatieLG 🇬🇧 816 71 28 Oct 2024 229th kg583 🇺🇸 816 112 9 May 2025 230th canissimia 🇦🇶 816 116 13ms 4 Sep 2024 231st m-tkach 🇺🇦 816 170 385ms 15 Jan 2025 232nd GrayJoKing 🇦🇺 814 84 18ms 1 Sep 2024 232nd annaproxy 814 84 29ms 22 Oct 2024 234th ovs-code 🇩🇪 811 52 35ms 1 Sep 2024 235th error256 811 99 124ms 4 Sep 2024 236th tomtheisen 🇺🇸 811 109 377ms 8 Nov 2024 237th error256 810 77 4ms 1 Sep 2024 237th CornerMercury 🇬🇧 810 77 11ms 14 Feb 2025 239th MostParsingVex 809 153 3 Oct 2024 240th primo-ppcg 🇹🇭 809 232 158ms 5 Aug 2025 241st JayXon 🇺🇸 808 243 2,076ms 10 Jul 2025 242nd SirBogman 🇺🇸 806 155 47ms 3 Sep 2024 243rd error256 805 87 6ms 16 Apr 2025 244th error256 805 93 70ms 2 Sep 2024 245th GolfingSuccess 🇬🇷 805 210 8 Feb 2025 246th RyanMHsiao 804 244 1,998ms 25 Sep 2024 247th error256 803 150 29ms 5 May 2025 248th ovs-code 🇩🇪 802 175 9ms 30 Sep 2024 249th m-tkach 🇺🇦 802 177 30ms 27 Sep 2024 250th emgordon154 801 211 24 Jan 2025 251st nwellnhof 🇩🇪 800 134 407ms 2 Sep 2024 251st tailorspy 800 134 513ms 16 Sep 2024 253rd MeWhenI 🇻🇦 799 50 4ms 1 Sep 2024 253rd retrohun 799 50 6ms 9 Mar 2025 255th MeWhenI 🇻🇦 798 39 2 Sep 2024 256th Shanethegamer 🇺🇸 796 105 6ms 1 Sep 2024 256th kg583 🇺🇸 796 105 24 days ago 258th namelessiw 796 111 316ms 22 Apr 2025 259th MeWhenI 🇻🇦 795 101 118ms 3 Sep 2024 260th kumavale 795 150 198ms 13 days ago 261st lifthrasiir 🇰🇷 793 32 3ms 29 Nov 2024 262nd rucin93 🇵🇱 790 76 145ms 31 Oct 2024 263rd pardouin 🇫🇷 789 73 3 Sep 2024 264th FlorianCassayre 🇫🇷 789 79 12ms 15 Sep 2024 265th stefangimmillaro 789 166 281ms 4 Sep 2024 266th mousetail 🇳🇱 785 62 67ms 3 Sep 2024 267th MeWhenI 🇻🇦 785 157 17ms 7 Sep 2024 268th dokutan 784 124 3ms 5 Sep 2024 269th sean-niemann 🇺🇸 782 113 350ms 5 Sep 2024 270th rzv-me 780 80 4ms 5 Oct 2024 271st nwellnhof 🇩🇪 779 80 16ms 4 Sep 2024 271st canissimia 🇦🇶 779 80 16ms 12 Sep 2024 271st RaBa21 🇭🇺 779 80 11ms 18 Jul 2025 274th KingSkyrock 🇺🇸 777 91 9ms 14 Oct 2024 275th stefangimmillaro 775 114 400ms 4 Sep 2024 276th dokutan 773 104 146ms 1 Sep 2024 277th albanian-laundromat 772 69 865ms 12 Sep 2025 278th the-zammers 772 114 130ms 1 Dec 2024 279th AlephSquirrel 772 248 3ms 29 Sep 2024 280th error256 771 139 489ms 24 Sep 2024 281st bizy-coder 770 81 17ms 1 Sep 2024 281st Natanaelel 🇸🇪 770 81 23ms 1 Sep 2024 281st GrayJoKing 🇦🇺 770 81 15ms 2 Sep 2024 281st bricknellj 770 81 15ms 6 Sep 2024 281st wh3n3v3r 🇨🇿 770 81 11ms 11 Nov 2024 281st xnor-gate 770 81 16ms 4 Mar 2025 281st retrohun 770 81 16ms 9 Mar 2025 281st 051 🇸🇬 770 81 15ms 14 days ago 289th emgordon154 764 156 391ms 4 Mar 2025 290th JunkIce 762 76 397ms 3 Dec 2024 290th snoozingnewt 🇺🇸 762 76 587ms 24 days ago 292nd HumanoidCPU 761 93 9ms 13 Sep 2024 293rd emplv 🇱🇻 760 79 149ms 1 Nov 2024 294th jatloe 760 82 12ms 4 Sep 2024 294th rchalamala 760 82 11ms 2 Jan 2025 296th error256 759 116 130ms 2 Sep 2024 297th emgordon154 753 94 8ms 1 Sep 2024 297th stefangimmillaro 753 94 8ms 4 Sep 2024 299th targrik 752 83 5ms 8 Feb 2025 300th Shanethegamer 🇺🇸 752 117 151ms 1 Sep 2024 First Prev 226–300 of 676 Next Last