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 161st error256 876 73 129ms 28 Feb 2026 162nd error256 876 93 535ms 24 Jul 2025 163rd JayXon 🇺🇸 876 151 335ms 10 Sep 2024 163rd nwellnhof 🇩🇪 876 151 330ms 10 Sep 2024 163rd 0xjac 🇨🇭 876 151 332ms 25 Nov 2025 166th GolfingSuccess 🇬🇷 875 48 5ms 13 Dec 2024 166th MeWhenI 🇻🇦 875 48 5ms 31 Dec 2024 168th edsrzf 🇳🇿 875 72 6ms 31 Jan 2026 169th emplv 🇱🇻 875 81 10ms 16 Sep 2024 169th vlpx 🇫🇮 875 81 10ms 23 Sep 2024 169th lukegustafson 🇺🇸 875 81 11ms 26 May 2025 172nd sean-niemann 🇺🇸 872 69 140ms 10 May 2025 173rd error256 872 112 467ms 24 Sep 2025 173rd sean-niemann 🇺🇸 872 112 480ms 24 Sep 2025 173rd MeWhenI 🇻🇦 872 112 441ms 7 Nov 2025 173rd Steffan153 🇫🇮 872 112 383ms 11 Feb 2026 177th xsot 🇸🇬 869 58 8ms 19 Dec 2025 178th ovs-code 🇩🇪 869 67 474ms 15 Jul 2025 178th albanian-laundromat 🇺🇸 869 67 477ms 4 Aug 2025 180th error256 869 72 2,345ms 24 Oct 2024 181st JayXon 🇺🇸 869 94 118ms 10 Sep 2024 182nd qpwoeirut 868 72 12ms 1 Oct 2025 183rd JayXon 🇺🇸 867 53 1,366ms 2 Sep 2024 183rd pardouin 🇫🇷 867 53 1,384ms 4 Sep 2025 185th JayXon 🇺🇸 867 94 530ms 23 Jul 2025 186th kumavale 867 139 240ms 28 Oct 2025 187th Frowny 865 35 33ms 1 Sep 2024 187th Natanaelel 🇸🇪 865 35 32ms 1 Sep 2024 187th 4hg 🇺🇸 865 35 33ms 5 Sep 2024 190th voytxt 🇨🇿 865 82 10ms 1 Sep 2024 190th dmrichwa 🇺🇸 865 82 10ms 2 Sep 2024 190th Lv0Sys 🇵🇱 865 82 10ms 22 Feb 2026 193rd alemelis 862 59 251ms 1 Sep 2024 193rd pardouin 🇫🇷 862 59 351ms 2 Sep 2024 195th snoozingnewt 🇨🇦 862 88 82ms 22 Nov 2025 196th MeWhenI 🇻🇦 861 57 6ms 1 Sep 2024 196th GrayJoKing 🇦🇺 861 57 6ms 20 Mar 2025 198th edsrzf 🇳🇿 861 90 4ms 28 Feb 2026 199th JayXon 🇺🇸 860 68 76ms 18 Jun 2025 200th edsrzf 🇳🇿 860 104 10ms 31 Jan 2026 201st KasperKivimaeki 🇫🇮 860 105 2ms 17 Aug 2025 202nd JayXon 🇺🇸 859 95 155ms 24 May 2025 203rd DialFrost 🇸🇬 858 103 122ms 21 Nov 2024 204th JayXon 🇺🇸 858 111 481ms 20 Sep 2024 205th duckyluuk 🇳🇱 857 49 6ms 26 Nov 2025 206th JayXon 🇺🇸 857 87 2ms 20 Sep 2024 207th retrohun 857 99 392ms 9 Dec 2025 208th edsrzf 🇳🇿 856 138 1,456ms 14 Mar 2026 209th JayXon 🇺🇸 855 105 3ms 17 Nov 2025 210th tayloia 🇬🇧 854 83 10ms 1 Sep 2024 211th edsrzf 🇳🇿 854 125 41ms 31 Dec 2024 211th kg583 🇺🇸 854 125 41ms 25 Mar 2025 213th sean-niemann 🇺🇸 852 74 6ms 19 Dec 2024 213th Steffan153 🇫🇮 852 74 5ms 11 Feb 2026 215th error256 852 94 113ms 1 Sep 2024 216th rhdqor213 852 106 2ms 7 Jan 2026 217th Shanethegamer 🇺🇸 850 96 157ms 24 May 2025 218th sean-niemann 🇺🇸 850 112 486ms 4 Sep 2024 219th m-tkach 🇺🇦 850 145 70ms 27 Sep 2024 220th edsrzf 🇳🇿 849 96 548ms 31 Jan 2026 221st pardouin 🇫🇷 848 71 155ms 2 Sep 2024 222nd xsot 🇸🇬 847 50 36ms 20 Dec 2025 223rd bizy-coder 844 69 533ms 3 Sep 2024 224th HumanoidCPU 844 74 11ms 2 Sep 2024 224th luuumine 🇫🇷 844 74 11ms 15 Oct 2025 224th scpchicken 🇵🇼 844 74 393ms 9 days ago 227th GrayJoKing 🇦🇺 844 84 10ms 2 Sep 2024 227th uttumuttu 🇫🇮 844 84 9ms 30 Sep 2024 227th didion0 🇺🇸 844 84 9ms 30 May 2025 230th Shanethegamer 🇺🇸 842 202 1,458ms 1 Mar 2025 231st SirBogman 🇺🇸 841 36 33ms 11 Sep 2024 232nd Kacarott 🇦🇺 841 89 62ms 1 Sep 2024 232nd error256 841 89 60ms 11 Dec 2025 234th MeWhenI 🇻🇦 840 75 6ms 3 Sep 2024 234th xsot 🇸🇬 840 75 6ms 18 Dec 2025 236th nwellnhof 🇩🇪 836 108 2ms 10 Sep 2024 237th SirBogman 🇺🇸 836 155 44ms 3 Sep 2024 238th MeWhenI 🇻🇦 835 55 1,400ms 1 Sep 2024 238th Natanaelel 🇸🇪 835 55 1,329ms 1 Sep 2024 240th ovs-code 🇩🇪 834 61 279ms 1 Sep 2024 First Prev 161–240 of 841 Next Last