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 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 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 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 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 Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 226th error256 805 93 2 Sep 2024 227th nwellnhof 🇩🇪 804 102 20 Sep 2024 228th dokutan 804 124 5 Sep 2024 229th ovs-code 🇩🇪 802 175 30 Sep 2024 230th m-tkach 🇺🇦 802 177 27 Sep 2024 231st nwellnhof 🇩🇪 800 134 2 Sep 2024 231st tailorspy 800 134 16 Sep 2024 233rd MeWhenI 🇻🇦 799 50 1 Sep 2024 233rd retrohun 799 50 9 Mar 2025 235th MeWhenI 🇻🇦 798 39 2 Sep 2024 236th GolfingSuccess 🇬🇷 798 210 8 Feb 2025 237th MostParsingVex 796 153 3 Oct 2024 238th MeWhenI 🇻🇦 795 101 3 Sep 2024 239th emgordon154 794 211 24 Jan 2025 240th lifthrasiir 🇰🇷 793 32 29 Nov 2024 241st error256 793 150 5 May 2025 242nd rucin93 🇵🇱 790 76 31 Oct 2024 243rd pardouin 🇫🇷 789 73 3 Sep 2024 244th Shanethegamer 🇺🇸 788 105 1 Sep 2024 245th FlorianCassayre 🇫🇷 787 79 15 Sep 2024 246th stefangimmillaro 787 166 4 Sep 2024 247th dokutan 786 96 13 Sep 2024 248th mousetail 🇳🇱 785 62 3 Sep 2024 249th MeWhenI 🇻🇦 785 157 7 Sep 2024 250th edsrzf 🇳🇿 783 117 22 May 2025 251st emgordon154 783 156 4 Mar 2025 252nd rzv-me 780 80 5 Oct 2024 253rd nwellnhof 🇩🇪 778 80 4 Sep 2024 253rd canissimia 🇦🇶 778 80 12 Sep 2024 255th KingSkyrock 🇺🇸 775 91 14 Oct 2024 256th dokutan 773 104 1 Sep 2024 257th AlephSquirrel 772 248 29 Sep 2024 258th error256 771 139 24 Sep 2024 259th the-zammers 770 114 1 Dec 2024 260th bizy-coder 768 81 1 Sep 2024 260th Natanaelel 🇸🇪 768 81 1 Sep 2024 260th GrayJoKing 🇦🇺 768 81 2 Sep 2024 260th bricknellj 768 81 6 Sep 2024 260th wh3n3v3r 🇨🇿 768 81 11 Nov 2024 260th xnor-gate 768 81 4 Mar 2025 260th retrohun 768 81 9 Mar 2025 267th BREMAUCY 🇫🇷 767 330 20 Sep 2024 268th RyanMHsiao 766 244 25 Sep 2024 269th JunkIce 760 76 3 Dec 2024 270th emplv 🇱🇻 760 79 1 Nov 2024 271st jatloe 759 82 4 Sep 2024 271st rchalamala 759 82 2 Jan 2025 273rd HumanoidCPU 758 93 13 Sep 2024 274th error256 757 116 2 Sep 2024 275th targrik 752 83 8 Feb 2025 276th tomtheisen 🇺🇸 752 109 8 Nov 2024 277th Shanethegamer 🇺🇸 751 122 4 Oct 2024 278th emgordon154 750 94 1 Sep 2024 278th stefangimmillaro 750 94 4 Sep 2024 280th Shanethegamer 🇺🇸 750 117 1 Sep 2024 281st UnderKoen 🇳🇱 750 185 15 Oct 2024 282nd Shanethegamer 🇺🇸 745 70 5 Sep 2024 282nd MarcMush 🇫🇷 745 70 16 Sep 2024 284th DialFrost 🇸🇬 745 225 20 Jan 2025 285th Shanethegamer 🇺🇸 742 95 1 Sep 2024 286th error256 742 226 28 Mar 2025 287th zacjl 741 84 18 Sep 2024 288th alemelis 740 78 1 Sep 2024 288th Shanethegamer 🇺🇸 740 78 1 Sep 2024 288th SirBogman 🇺🇸 740 78 4 Sep 2024 288th error256 740 78 4 Sep 2024 288th sean-niemann 🇺🇸 740 78 7 Sep 2024 293rd namelessiw 739 111 22 Apr 2025 294th stefangimmillaro 739 169 3 Sep 2024 295th GrayJoKing 🇦🇺 738 93 2 Sep 2024 296th GolfingSuccess 🇬🇷 733 30 1 Sep 2024 296th MeWhenI 🇻🇦 733 30 16 days ago 298th msbranicky 733 136 1 Sep 2024 299th Seek64 🇩🇪 732 85 1 Sep 2024 300th FlyingPenguin223 731 94 18 Sep 2024 Prev 226–300 of 611 Next