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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript 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 ><> 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 ALGOL 68 APL ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 161st JayXon 🇺🇸 874 91 103ms 10 Sep 2024 162nd sean-niemann 🇺🇸 872 69 131ms 10 May 2025 163rd xsot 🇸🇬 869 58 16ms 19 Dec 2025 164th edsrzf 🇳🇿 869 72 4ms 15 days ago 165th error256 869 93 532ms 24 Jul 2025 166th error256 868 112 467ms 24 Sep 2025 166th sean-niemann 🇺🇸 868 112 480ms 24 Sep 2025 166th MeWhenI 🇻🇦 868 112 441ms 7 Nov 2025 166th Steffan153 🇫🇮 868 112 383ms 4 days ago 170th JayXon 🇺🇸 868 151 297ms 10 Sep 2024 170th nwellnhof 🇩🇪 868 151 299ms 10 Sep 2024 170th 0xjac 🇨🇭 868 151 304ms 25 Nov 2025 173rd qpwoeirut 867 72 12ms 1 Oct 2025 174th ovs-code 🇩🇪 866 67 475ms 15 Jul 2025 174th albanian-laundromat 866 67 479ms 4 Aug 2025 176th Frowny 865 35 33ms 1 Sep 2024 176th Natanaelel 🇸🇪 865 35 32ms 1 Sep 2024 176th 4hg 🇺🇸 865 35 33ms 5 Sep 2024 179th error256 864 72 2,232ms 24 Oct 2024 180th voytxt 🇨🇿 864 82 11ms 1 Sep 2024 180th dmrichwa 🇺🇸 864 82 9ms 2 Sep 2024 182nd JayXon 🇺🇸 863 53 1,366ms 2 Sep 2024 182nd pardouin 🇫🇷 863 53 1,384ms 4 Sep 2025 184th kumavale 863 139 223ms 28 Oct 2025 185th GrayJoKing 🇦🇺 861 57 6ms 20 Mar 2025 186th JayXon 🇺🇸 860 94 530ms 23 Jul 2025 187th edsrzf 🇳🇿 859 84 108ms 1 Dec 2025 188th MeWhenI 🇻🇦 858 57 8ms 1 Sep 2024 189th duckyluuk 🇳🇱 857 49 6ms 26 Nov 2025 190th ovs-code 🇩🇪 857 61 252ms 1 Sep 2024 191st DialFrost 🇸🇬 856 103 172ms 21 Nov 2024 192nd KasperKivimaeki 🇫🇮 856 105 2ms 17 Aug 2025 193rd edsrzf 🇳🇿 855 104 10ms 15 days ago 194th JayXon 🇺🇸 854 94 116ms 10 Sep 2024 195th tayloia 🇬🇧 853 83 10ms 1 Sep 2024 195th Lv0Sys 🇵🇱 853 83 10ms 10 Dec 2025 197th JayXon 🇺🇸 852 68 89ms 18 Jun 2025 198th JayXon 🇺🇸 851 87 2ms 20 Sep 2024 199th snoozingnewt 🇨🇦 850 88 122ms 22 Nov 2025 200th JayXon 🇺🇸 849 105 3ms 17 Nov 2025 201st pardouin 🇫🇷 848 71 123ms 2 Sep 2024 202nd edsrzf 🇳🇿 848 91 4ms 19 Dec 2025 203rd rhdqor213 848 106 2ms 7 Jan 2026 204th xsot 🇸🇬 846 50 34ms 20 Dec 2025 205th sean-niemann 🇺🇸 846 74 5ms 19 Dec 2024 205th Steffan153 🇫🇮 846 74 4ms 4 days ago 207th error256 846 94 108ms 1 Sep 2024 208th JayXon 🇺🇸 846 95 121ms 24 May 2025 209th HumanoidCPU 844 74 11ms 2 Sep 2024 209th luuumine 🇫🇷 844 74 11ms 15 Oct 2025 211th retrohun 844 99 392ms 9 Dec 2025 212th GrayJoKing 🇦🇺 843 84 9ms 2 Sep 2024 212th uttumuttu 🇫🇮 843 84 9ms 30 Sep 2024 212th didion0 🇺🇸 843 84 9ms 30 May 2025 215th edsrzf 🇳🇿 843 125 42ms 31 Dec 2024 215th kg583 🇺🇸 843 125 42ms 25 Mar 2025 217th edsrzf 🇳🇿 842 96 481ms 15 days ago 218th SirBogman 🇺🇸 841 36 33ms 11 Sep 2024 219th bizy-coder 841 69 449ms 3 Sep 2024 220th Kacarott 🇦🇺 841 89 62ms 1 Sep 2024 220th error256 841 89 62ms 11 Dec 2025 222nd Shanethegamer 🇺🇸 838 96 125ms 24 May 2025 223rd m-tkach 🇺🇦 838 145 81ms 27 Sep 2024 224th Shanethegamer 🇺🇸 836 202 2,022ms 1 Mar 2025 225th MeWhenI 🇻🇦 834 75 5ms 3 Sep 2024 225th xsot 🇸🇬 834 75 5ms 18 Dec 2025 227th xnor-gate 834 82 14ms 5 Mar 2025 228th nwellnhof 🇩🇪 833 48 4ms 1 Sep 2024 229th Artemis21 🇬🇧 833 75 10ms 10 Jan 2025 230th MeWhenI 🇻🇦 832 55 1,400ms 1 Sep 2024 230th Natanaelel 🇸🇪 832 55 1,329ms 1 Sep 2024 232nd nwellnhof 🇩🇪 832 108 2ms 10 Sep 2024 233rd JayXon 🇺🇸 831 111 481ms 20 Sep 2024 234th MeWhenI 🇻🇦 830 45 3ms 1 Sep 2024 235th Shanethegamer 🇺🇸 830 145 1,471ms 4 Sep 2024 236th emgordon154 829 59 10ms 15 Nov 2024 237th HumanoidCPU 829 70 385ms 2 Sep 2024 237th dokutan 829 70 393ms 32 hours ago 239th MeWhenI 🇻🇦 829 75 2,185ms 24 Oct 2024 239th duckyluuk 🇳🇱 829 75 2,222ms 25 Oct 2024 First Prev 161–240 of 741 Next Last