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 Dragon Curve 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 Dragon Curve 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 GolfingSuccess 🇬🇷 875 48 6ms 13 Dec 2024 161st MeWhenI 🇻🇦 875 48 6ms 31 Dec 2024 163rd error256 875 58 256ms 3 Sep 2024 163rd JayXon 🇺🇸 875 58 239ms 10 Sep 2024 163rd HPWiz 🇳🇿 875 58 223ms 7 Dec 2025 166th emplv 🇱🇻 875 81 11ms 16 Sep 2024 166th vlpx 🇫🇮 875 81 10ms 23 Sep 2024 166th lukegustafson 🇺🇸 875 81 10ms 26 May 2025 169th sean-niemann 🇺🇸 874 69 133ms 10 May 2025 170th edsrzf 🇳🇿 873 72 5ms 31 Jan 2026 171st error256 873 93 556ms 24 Jul 2025 172nd JayXon 🇺🇸 873 151 335ms 10 Sep 2024 172nd nwellnhof 🇩🇪 873 151 330ms 10 Sep 2024 172nd 0xjac 🇨🇭 873 151 332ms 25 Nov 2025 175th error256 872 112 514ms 24 Sep 2025 175th sean-niemann 🇺🇸 872 112 521ms 24 Sep 2025 175th MeWhenI 🇻🇦 872 112 517ms 7 Nov 2025 175th Steffan153 🇫🇮 872 112 471ms 11 Feb 2026 179th ovs-code 🇩🇪 869 67 474ms 15 Jul 2025 179th albanian-laundromat 🇺🇸 869 67 477ms 4 Aug 2025 181st error256 869 72 2,422ms 24 Oct 2024 182nd qpwoeirut 868 72 12ms 1 Oct 2025 183rd Frowny 867 35 33ms 1 Sep 2024 183rd Natanaelel 🇸🇪 867 35 32ms 1 Sep 2024 183rd 4hg 🇺🇸 867 35 33ms 5 Sep 2024 186th kumavale 867 139 233ms 28 Oct 2025 187th JayXon 🇺🇸 865 53 1,663ms 2 Sep 2024 187th pardouin 🇫🇷 865 53 1,774ms 4 Sep 2025 189th voytxt 🇨🇿 865 82 10ms 1 Sep 2024 189th dmrichwa 🇺🇸 865 82 10ms 2 Sep 2024 189th Lv0Sys 🇵🇱 865 82 10ms 22 Feb 2026 192nd JayXon 🇺🇸 864 94 110ms 10 Sep 2024 193rd JayXon 🇺🇸 863 87 2ms 20 Sep 2024 194th JayXon 🇺🇸 863 94 570ms 23 Jul 2025 195th MeWhenI 🇻🇦 861 57 6ms 1 Sep 2024 195th GrayJoKing 🇦🇺 861 57 6ms 20 Mar 2025 197th alemelis 860 59 229ms 1 Sep 2024 197th pardouin 🇫🇷 860 59 317ms 2 Sep 2024 199th DialFrost 🇸🇬 860 103 122ms 21 Nov 2024 200th edsrzf 🇳🇿 860 104 10ms 31 Jan 2026 201st KasperKivimaeki 🇫🇮 858 105 2ms 17 Aug 2025 202nd duckyluuk 🇳🇱 857 49 6ms 26 Nov 2025 203rd snoozingnewt 🇨🇦 857 88 82ms 22 Nov 2025 204th JayXon 🇺🇸 856 68 76ms 18 Jun 2025 205th edsrzf 🇳🇿 856 90 4ms 28 Feb 2026 206th JayXon 🇺🇸 855 105 3ms 17 Nov 2025 207th tayloia 🇬🇧 854 83 10ms 1 Sep 2024 208th JayXon 🇺🇸 853 95 155ms 24 May 2025 209th JayXon 🇺🇸 853 111 481ms 20 Sep 2024 210th retrohun 851 99 392ms 9 Dec 2025 211th edsrzf 🇳🇿 851 138 1,613ms 14 Mar 2026 212th pardouin 🇫🇷 850 71 128ms 2 Sep 2024 213th sean-niemann 🇺🇸 850 74 5ms 19 Dec 2024 213th Steffan153 🇫🇮 850 74 5ms 11 Feb 2026 215th rhdqor213 850 106 2ms 7 Jan 2026 216th Kacarott 🇦🇺 849 89 62ms 1 Sep 2024 216th error256 849 89 60ms 11 Dec 2025 218th error256 849 94 120ms 1 Sep 2024 219th edsrzf 🇳🇿 849 125 41ms 31 Dec 2024 219th kg583 🇺🇸 849 125 41ms 25 Mar 2025 221st xsot 🇸🇬 847 50 41ms 20 Dec 2025 222nd edsrzf 🇳🇿 845 96 562ms 31 Jan 2026 223rd sean-niemann 🇺🇸 845 112 486ms 4 Sep 2024 224th bizy-coder 844 69 533ms 3 Sep 2024 225th HumanoidCPU 844 74 11ms 2 Sep 2024 225th luuumine 🇫🇷 844 74 11ms 15 Oct 2025 225th scpchicken 🇵🇼 844 74 393ms 18 days ago 228th GrayJoKing 🇦🇺 844 84 13ms 2 Sep 2024 228th uttumuttu 🇫🇮 844 84 10ms 30 Sep 2024 228th didion0 🇺🇸 844 84 10ms 30 May 2025 231st Shanethegamer 🇺🇸 844 96 157ms 24 May 2025 232nd m-tkach 🇺🇦 844 145 70ms 27 Sep 2024 233rd SirBogman 🇺🇸 843 36 33ms 11 Sep 2024 234th edsrzf 🇳🇿 842 106 8ms 7 Mar 2026 235th Shanethegamer 🇺🇸 842 202 1,226ms 1 Mar 2025 236th MeWhenI 🇻🇦 838 75 5ms 3 Sep 2024 236th xsot 🇸🇬 838 75 6ms 18 Dec 2025 238th xnor-gate 837 82 16ms 5 Mar 2025 239th edsrzf 🇳🇿 837 118 79ms 22 Mar 2026 240th MeWhenI 🇻🇦 834 55 1,655ms 1 Sep 2024 First Prev 161–240 of 840 Next Last