PalindromemordnilaP in Python 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 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 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 Calendar 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 Multitap Input NFA Simulator 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 Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Calendar 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 Multitap Input NFA Simulator 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 1st JayXon 🇺🇸 1,000 65 22ms 3 Sep 2024 1st error256 1,000 65 17ms 4 Sep 2024 1st khvdm 1,000 65 21ms 24 Apr 2025 1st Seek64 🇩🇪 1,000 65 19ms 5 days ago 1st sunleonid 1,000 65 19ms 5 days ago 6th btnlq 985 66 21ms 1 Sep 2024 6th pardouin 🇫🇷 985 66 20ms 1 Sep 2024 6th MeWhenI 🇻🇦 985 66 19ms 1 Sep 2024 6th sean-niemann 🇺🇸 985 66 15ms 21 Dec 2024 6th CornerMercury 🇬🇧 985 66 22ms 5 days ago 6th ndren 985 66 19ms 4 days ago 12th duckyluuk 🇳🇱 956 68 14ms 1 Sep 2024 12th SB-945 956 68 16ms 1 Sep 2024 12th hallvabo 🇳🇴 956 68 11ms 4 days ago 12th Mukundan314 956 68 17ms 4 days ago 16th kg583 🇺🇸 942 69 14ms 1 Sep 2024 16th zbreit 🇺🇸 942 69 15ms 1 Sep 2024 16th abhishekg999 942 69 12ms 17 Sep 2024 16th emgordon154 942 69 14ms 26 Sep 2024 16th anter69 🇭🇺 942 69 12ms 11 Oct 2024 16th Babafaba 942 69 13ms 22 Oct 2025 22nd firegene 🇮🇪 929 70 13ms 3 Sep 2024 22nd snoozingnewt 🇨🇦 929 70 14ms 13 days ago 24th starfihs 915 71 210ms 5 Sep 2024 24th dokutan 915 71 14ms 13 Sep 2024 24th KatieLG 🇬🇧 915 71 14ms 14 Sep 2024 24th lifthrasiir 🇰🇷 915 71 14ms 20 Nov 2024 24th plcc0 915 71 13ms 6 Mar 2025 24th keelimeguy 🇺🇸 915 71 13ms 17 May 2025 24th albanian-laundromat 915 71 10ms 5 Jun 2025 31st qpwoeirut 903 72 13ms 1 Oct 2025 32nd HumanoidCPU 878 74 13ms 2 Sep 2024 32nd luuumine 🇫🇷 878 74 14ms 15 Oct 2025 34th Artemis21 🇬🇧 867 75 14ms 10 Jan 2025 35th o0BlackDragon0o 855 76 16ms 8 Sep 2024 35th Bombalech 855 76 16ms 8 Sep 2024 35th JunkIce 855 76 14ms 24 Nov 2024 38th FlorianCassayre 🇫🇷 823 79 15ms 15 Sep 2024 39th nwellnhof 🇩🇪 813 80 21ms 4 Sep 2024 39th canissimia 🇦🇶 813 80 20ms 12 Sep 2024 39th RaBa21 🇭🇺 813 80 13ms 18 Jul 2025 39th 4atj 813 80 16ms 5 days ago 39th HPWiz 🇳🇿 813 80 15ms 5 hours ago 44th bizy-coder 802 81 20ms 1 Sep 2024 44th Natanaelel 🇸🇪 802 81 18ms 1 Sep 2024 44th GrayJoKing 🇦🇺 802 81 20ms 2 Sep 2024 44th bricknellj 802 81 16ms 6 Sep 2024 44th wh3n3v3r 🇨🇿 802 81 13ms 11 Nov 2024 44th xnor-gate 802 81 19ms 4 Mar 2025 44th retrohun 802 81 20ms 9 Mar 2025 44th 051 🇸🇬 802 81 17ms 8 Oct 2025 44th edsrzf 🇳🇿 802 81 20ms 5 days ago 53rd jatloe 793 82 14ms 4 Sep 2024 53rd rchalamala 793 82 13ms 2 Jan 2025 55th zacjl 774 84 15ms 18 Sep 2024 56th xsot 🇸🇬 756 86 13ms 1 Sep 2024 56th Steffan153 🇫🇮 756 86 14ms 1 Sep 2024 56th SirBogman 🇺🇸 756 86 13ms 2 Sep 2024 56th stefangimmillaro 756 86 13ms 2 Sep 2024 56th m-tkach 🇺🇦 756 86 10ms 2 Sep 2024 56th lynn 756 86 16ms 4 Sep 2024 56th kops-cg 756 86 13ms 11 Feb 2025 56th bzijlema 🇳🇱 756 86 15ms 14 May 2025 56th 5cw 🇺🇸 756 86 14ms 4 Aug 2025 56th ovs-code 🇩🇪 756 86 13ms 5 days ago 66th GolfingSuccess 🇬🇷 747 87 12ms 1 Sep 2024 66th alemelis 747 87 11ms 1 Sep 2024 66th Shanethegamer 🇺🇸 747 87 12ms 1 Sep 2024 66th cros107 🇦🇺 747 87 14ms 2 Sep 2024 66th inventshah 747 87 13ms 2 Sep 2024 66th annaproxy 747 87 13ms 3 Sep 2024 66th BoBz200 747 87 12ms 20 Sep 2024 66th ehulinsky 🇺🇸 747 87 12ms 3 Apr 2025 66th chartung17 747 87 14ms 7 Apr 2025 66th 40fied4t 747 87 13ms 6 May 2025 1–75 of 181 Next Last