PalindromemordnilaP in all languages in bytes. 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 1st canissimia 🇦🇶 1,000 22 39ms 12 Sep 2024 1st primo-ppcg 🇹🇭 1,000 22 41ms 23 Jan 2025 3rd ovs-code 🇩🇪 976 26 2ms 1 Sep 2024 3rd zacjl 976 26 2ms 13 Sep 2024 3rd 2bular 976 26 2ms 10 Sep 2025 6th nwellnhof 🇩🇪 956 80 14ms 4 Sep 2024 6th error256 956 80 14ms 4 Sep 2024 6th canissimia 🇦🇶 956 80 14ms 12 Sep 2024 6th khvdm 956 80 15ms 24 Apr 2025 6th JayXon 🇺🇸 956 80 15ms 9 Jul 2025 11th 2bular 946 32 31ms 12 hours ago 12th btnlq 944 81 14ms 1 Sep 2024 12th bizy-coder 944 81 14ms 1 Sep 2024 12th MeWhenI 🇻🇦 944 81 14ms 1 Sep 2024 12th Natanaelel 🇸🇪 944 81 15ms 1 Sep 2024 12th pardouin 🇫🇷 944 81 16ms 1 Sep 2024 12th GrayJoKing 🇦🇺 944 81 14ms 2 Sep 2024 12th bricknellj 944 81 14ms 6 Sep 2024 12th sean-niemann 🇺🇸 944 81 15ms 21 Dec 2024 12th xnor-gate 944 81 14ms 4 Mar 2025 12th retrohun 944 81 16ms 9 Mar 2025 12th 051 🇸🇬 944 81 14ms 8 Oct 2025 23rd JayXon 🇺🇸 938 45 34ms 2 Sep 2024 23rd nwellnhof 🇩🇪 938 45 33ms 3 Sep 2024 23rd error256 938 45 34ms 9 Sep 2024 23rd radarek 🇵🇱 938 45 34ms 10 Sep 2024 23rd canissimia 🇦🇶 938 45 33ms 12 Sep 2024 23rd pardouin 🇫🇷 938 45 38ms 5 Sep 2025 29th canissimia 🇦🇶 933 40 3ms 1 Sep 2024 29th nwellnhof 🇩🇪 933 40 4ms 1 Sep 2024 29th saito-ta 🇯🇵 933 40 3ms 3 Sep 2024 29th error256 933 40 3ms 3 Sep 2024 29th pardouin 🇫🇷 933 40 3ms 4 Sep 2024 29th sean-niemann 🇺🇸 933 40 3ms 7 Jan 2025 29th primo-ppcg 🇹🇭 933 40 4ms 23 Jan 2025 29th Natanaelel 🇸🇪 933 40 4ms 24 Jan 2025 29th xsot 🇸🇬 933 40 5ms 27 Jun 2025 38th nwellnhof 🇩🇪 931 76 9ms 5 Sep 2024 38th JayXon 🇺🇸 931 76 9ms 9 Sep 2024 40th stackofbears 918 33 35ms 1 Sep 2024 40th ovs-code 🇩🇪 918 33 31ms 1 Sep 2024 42nd emgordon154 917 24 39ms 10 Sep 2024 43rd Natanaelel 🇸🇪 917 40 123ms 1 Sep 2024 43rd GrayJoKing 🇦🇺 917 40 126ms 1 Sep 2024 43rd nwellnhof 🇩🇪 917 40 109ms 1 Sep 2024 43rd sean-niemann 🇺🇸 917 40 125ms 8 Jan 2025 47th janlelis 917 46 35ms 11 Sep 2024 48th pardouin 🇫🇷 916 69 571ms 1 Sep 2024 48th kg583 🇺🇸 916 69 605ms 1 Sep 2024 48th ovs-code 🇩🇪 916 69 581ms 1 Sep 2024 48th JayXon 🇺🇸 916 69 568ms 1 Sep 2024 48th bizy-coder 916 69 541ms 3 Sep 2024 53rd error256 913 50 1,078ms 3 Sep 2024 54th ovs-code 🇩🇪 910 41 3ms 1 Sep 2024 54th Steffan153 🇫🇮 910 41 4ms 1 Sep 2024 54th sisyphus-ppcg 🇦🇺 910 41 3ms 2 Sep 2024 57th zacjl 910 84 10ms 18 Sep 2024 58th canissimia 🇦🇶 908 44 9ms 1 Sep 2024 58th saito-ta 🇯🇵 908 44 6ms 4 Sep 2024 60th pardouin 🇫🇷 907 78 9ms 2 Sep 2024 60th error256 907 78 9ms 4 Sep 2024 60th sean-niemann 🇺🇸 907 78 9ms 19 Dec 2024 60th rucin93 🇵🇱 907 78 9ms 31 Jan 2025 64th Natanaelel 🇸🇪 906 28 2ms 1 Sep 2024 64th stackofbears 906 28 2ms 1 Sep 2024 64th bstrat 906 28 2ms 3 Sep 2024 64th SirBogman 🇺🇸 906 28 2ms 8 Sep 2024 68th GrayJoKing 🇦🇺 901 54 7ms 1 Sep 2024 69th Seek64 🇩🇪 900 85 49ms 1 Sep 2024 69th duckyluuk 🇳🇱 900 85 10ms 25 Dec 2024 71st error256 899 58 224ms 3 Sep 2024 71st JayXon 🇺🇸 899 58 219ms 10 Sep 2024 73rd MeWhenI 🇻🇦 898 47 35ms 1 Sep 2024 73rd GrayJoKing 🇦🇺 898 47 34ms 2 Sep 2024 73rd sean-niemann 🇺🇸 898 47 32ms 21 Dec 2024 1–75 of 699 Next Last