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 159th lukegustafson 🇺🇸 875 81 11ms 26 May 2025 162nd JayXon 🇺🇸 874 91 110ms 10 Sep 2024 163rd error256 873 58 286ms 3 Sep 2024 163rd JayXon 🇺🇸 873 58 253ms 10 Sep 2024 163rd HPWiz 🇳🇿 873 58 253ms 7 Dec 2025 166th sean-niemann 🇺🇸 872 69 140ms 10 May 2025 167th error256 872 73 129ms 28 Feb 2026 168th edsrzf 🇳🇿 871 72 6ms 31 Jan 2026 169th JayXon 🇺🇸 871 151 335ms 10 Sep 2024 169th nwellnhof 🇩🇪 871 151 330ms 10 Sep 2024 169th 0xjac 🇨🇭 871 151 332ms 25 Nov 2025 172nd xsot 🇸🇬 869 58 8ms 19 Dec 2025 173rd error256 869 93 535ms 24 Jul 2025 174th error256 869 112 467ms 24 Sep 2025 174th sean-niemann 🇺🇸 869 112 480ms 24 Sep 2025 174th MeWhenI 🇻🇦 869 112 441ms 7 Nov 2025 174th Steffan153 🇫🇮 869 112 383ms 11 Feb 2026 178th ovs-code 🇩🇪 868 67 474ms 15 Jul 2025 178th albanian-laundromat 🇺🇸 868 67 477ms 4 Aug 2025 180th qpwoeirut 868 72 12ms 1 Oct 2025 181st error256 867 72 2,345ms 24 Oct 2024 182nd Frowny 865 35 33ms 1 Sep 2024 182nd Natanaelel 🇸🇪 865 35 32ms 1 Sep 2024 182nd 4hg 🇺🇸 865 35 33ms 5 Sep 2024 185th kumavale 865 139 240ms 28 Oct 2025 186th voytxt 🇨🇿 864 82 10ms 1 Sep 2024 186th dmrichwa 🇺🇸 864 82 10ms 2 Sep 2024 186th Lv0Sys 🇵🇱 864 82 10ms 22 Feb 2026 189th JayXon 🇺🇸 863 53 1,366ms 2 Sep 2024 189th pardouin 🇫🇷 863 53 1,384ms 4 Sep 2025 191st GrayJoKing 🇦🇺 861 57 6ms 20 Mar 2025 192nd JayXon 🇺🇸 860 94 530ms 23 Jul 2025 193rd JayXon 🇺🇸 859 94 118ms 10 Sep 2024 194th MeWhenI 🇻🇦 858 57 6ms 1 Sep 2024 195th alemelis 858 59 251ms 1 Sep 2024 195th pardouin 🇫🇷 858 59 351ms 2 Sep 2024 197th DialFrost 🇸🇬 858 103 122ms 21 Nov 2024 198th duckyluuk 🇳🇱 857 49 6ms 26 Nov 2025 199th JayXon 🇺🇸 857 87 2ms 20 Sep 2024 200th KasperKivimaeki 🇫🇮 856 105 2ms 17 Aug 2025 201st edsrzf 🇳🇿 855 104 10ms 31 Jan 2026 202nd tayloia 🇬🇧 854 83 10ms 1 Sep 2024 203rd JayXon 🇺🇸 852 68 76ms 18 Jun 2025 204th snoozingnewt 🇨🇦 850 88 82ms 22 Nov 2025 205th edsrzf 🇳🇿 849 90 4ms 28 Feb 2026 206th JayXon 🇺🇸 849 105 3ms 17 Nov 2025 207th pardouin 🇫🇷 848 71 155ms 2 Sep 2024 208th sean-niemann 🇺🇸 848 74 6ms 19 Dec 2024 208th Steffan153 🇫🇮 848 74 5ms 11 Feb 2026 210th rhdqor213 848 106 2ms 7 Jan 2026 211th JayXon 🇺🇸 847 111 481ms 20 Sep 2024 212th xsot 🇸🇬 846 50 36ms 20 Dec 2025 213th error256 846 94 113ms 1 Sep 2024 214th JayXon 🇺🇸 846 95 155ms 24 May 2025 215th edsrzf 🇳🇿 846 138 1,303ms 14 Mar 2026 216th HumanoidCPU 844 74 11ms 2 Sep 2024 216th luuumine 🇫🇷 844 74 11ms 15 Oct 2025 216th scpchicken 🇵🇼 844 74 393ms 4 days ago 219th retrohun 844 99 392ms 9 Dec 2025 220th bizy-coder 843 69 533ms 3 Sep 2024 221st GrayJoKing 🇦🇺 843 84 10ms 2 Sep 2024 221st uttumuttu 🇫🇮 843 84 9ms 30 Sep 2024 221st didion0 🇺🇸 843 84 9ms 30 May 2025 224th edsrzf 🇳🇿 843 125 41ms 31 Dec 2024 224th kg583 🇺🇸 843 125 41ms 25 Mar 2025 226th edsrzf 🇳🇿 842 96 548ms 31 Jan 2026 227th SirBogman 🇺🇸 841 36 33ms 11 Sep 2024 228th Kacarott 🇦🇺 841 89 62ms 1 Sep 2024 228th error256 841 89 60ms 11 Dec 2025 230th sean-niemann 🇺🇸 839 112 486ms 4 Sep 2024 231st Shanethegamer 🇺🇸 838 96 157ms 24 May 2025 232nd m-tkach 🇺🇦 838 145 70ms 27 Sep 2024 233rd MeWhenI 🇻🇦 836 75 6ms 3 Sep 2024 233rd xsot 🇸🇬 836 75 6ms 18 Dec 2025 235th Shanethegamer 🇺🇸 836 202 1,615ms 1 Mar 2025 236th xnor-gate 834 82 16ms 5 Mar 2025 237th Maznek 834 85 10ms 13 days ago 238th nwellnhof 🇩🇪 833 48 4ms 1 Sep 2024 239th Artemis21 🇬🇧 833 75 11ms 10 Jan 2025 240th edsrzf 🇳🇿 833 106 8ms 7 Mar 2026 First Prev 161–240 of 773 Next Last