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 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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 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 Chars Time Submitted 1st canissimia 🇦🇶 1,000 22 39ms 12 Sep 2024 1st primo-ppcg 🇹🇭 1,000 22 40ms 23 Jan 2025 3rd ovs-code 🇩🇪 976 26 3ms 1 Sep 2024 3rd zacjl 976 26 3ms 13 Sep 2024 3rd 2bular 976 26 2ms 10 Sep 2025 6th JayXon 🇺🇸 961 65 15ms 3 Sep 2024 6th error256 961 65 16ms 4 Sep 2024 6th khvdm 961 65 15ms 24 Apr 2025 6th Seek64 🇩🇪 961 65 15ms 1 Dec 2025 6th sunleonid 961 65 15ms 1 Dec 2025 11th btnlq 947 66 16ms 1 Sep 2024 11th pardouin 🇫🇷 947 66 15ms 1 Sep 2024 11th MeWhenI 🇻🇦 947 66 16ms 1 Sep 2024 11th sean-niemann 🇺🇸 947 66 16ms 21 Dec 2024 11th CornerMercury 🇬🇧 947 66 15ms 1 Dec 2025 11th ndren 947 66 15ms 1 Dec 2025 11th Steffan153 🇫🇮 947 66 16ms 21 Feb 2026 18th 2bular 946 32 31ms 27 Nov 2025 19th JayXon 🇺🇸 940 45 35ms 2 Sep 2024 19th nwellnhof 🇩🇪 940 45 35ms 3 Sep 2024 19th error256 940 45 35ms 9 Sep 2024 19th radarek 🇵🇱 940 45 40ms 10 Sep 2024 19th canissimia 🇦🇶 940 45 36ms 12 Sep 2024 19th pardouin 🇫🇷 940 45 35ms 5 Sep 2025 19th blaztoma 🇱🇹 940 45 36ms 32 hours ago 26th canissimia 🇦🇶 933 40 3ms 1 Sep 2024 26th nwellnhof 🇩🇪 933 40 3ms 1 Sep 2024 26th saito-ta 🇯🇵 933 40 3ms 3 Sep 2024 26th error256 933 40 4ms 3 Sep 2024 26th pardouin 🇫🇷 933 40 4ms 4 Sep 2024 26th sean-niemann 🇺🇸 933 40 3ms 7 Jan 2025 26th primo-ppcg 🇹🇭 933 40 4ms 23 Jan 2025 26th Natanaelel 🇸🇪 933 40 3ms 24 Jan 2025 26th xsot 🇸🇬 933 40 6ms 27 Jun 2025 26th Steffan153 🇫🇮 933 40 3ms 11 Feb 2026 36th nwellnhof 🇩🇪 932 76 10ms 5 Sep 2024 36th JayXon 🇺🇸 932 76 10ms 9 Sep 2024 38th pardouin 🇫🇷 924 63 393ms 1 Sep 2024 38th JayXon 🇺🇸 924 63 487ms 1 Sep 2024 38th sean-niemann 🇺🇸 924 63 388ms 6 Dec 2025 41st Natanaelel 🇸🇪 923 40 170ms 1 Sep 2024 41st GrayJoKing 🇦🇺 923 40 164ms 1 Sep 2024 41st nwellnhof 🇩🇪 923 40 172ms 1 Sep 2024 41st pardouin 🇫🇷 923 40 155ms 7 Jan 2025 41st sean-niemann 🇺🇸 923 40 149ms 8 Jan 2025 41st edsrzf 🇳🇿 923 40 179ms 11 Jan 2026 41st Steffan153 🇫🇮 923 40 176ms 11 Feb 2026 48th duckyluuk 🇳🇱 919 68 10ms 1 Sep 2024 48th SB-945 919 68 11ms 1 Sep 2024 48th hallvabo 🇳🇴 919 68 11ms 1 Dec 2025 48th Mukundan314 919 68 12ms 2 Dec 2025 52nd stackofbears 918 33 33ms 1 Sep 2024 52nd ovs-code 🇩🇪 918 33 31ms 1 Sep 2024 54th emgordon154 917 24 42ms 10 Sep 2024 55th error256 915 50 1,396ms 3 Sep 2024 56th edsrzf 🇳🇿 911 47 1,070ms 31 Jan 2026 57th ovs-code 🇩🇪 910 41 4ms 1 Sep 2024 57th sisyphus-ppcg 🇦🇺 910 41 3ms 2 Sep 2024 59th duckyluuk 🇳🇱 910 64 378ms 1 Sep 2024 59th kg583 🇺🇸 910 64 398ms 1 Sep 2024 59th emgordon154 910 64 444ms 22 Oct 2024 59th Steffan153 🇫🇮 910 64 396ms 26 Feb 2026 63rd canissimia 🇦🇶 908 44 7ms 1 Sep 2024 63rd saito-ta 🇯🇵 908 44 7ms 4 Sep 2024 65th pardouin 🇫🇷 908 78 10ms 2 Sep 2024 65th error256 908 78 10ms 4 Sep 2024 65th sean-niemann 🇺🇸 908 78 9ms 19 Dec 2024 65th rucin93 🇵🇱 908 78 10ms 31 Jan 2025 65th Steffan153 🇫🇮 908 78 10ms 11 Feb 2026 70th Natanaelel 🇸🇪 906 28 3ms 1 Sep 2024 70th stackofbears 906 28 3ms 1 Sep 2024 70th bstrat 906 28 3ms 3 Sep 2024 70th SirBogman 🇺🇸 906 28 4ms 8 Sep 2024 74th GrayJoKing 🇦🇺 906 54 6ms 1 Sep 2024 75th kg583 🇺🇸 905 69 11ms 1 Sep 2024 75th zbreit 🇺🇸 905 69 11ms 1 Sep 2024 75th abhishekg999 905 69 10ms 17 Sep 2024 75th emgordon154 905 69 10ms 26 Sep 2024 75th anter69 🇭🇺 905 69 10ms 11 Oct 2024 75th Babafaba 905 69 10ms 22 Oct 2025 1–80 of 772 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