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 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 Bytes Time Submitted 321st emplv 🇱🇻 832 159 343ms 18 Sep 2024 322nd MeWhenI 🇻🇦 831 98 401ms 2 Sep 2024 323rd emgordon154 829 59 8ms 15 Nov 2024 324th CLOStrophobic 🇮🇹 828 108 6ms 19 Feb 2025 325th edsrzf 🇳🇿 828 118 83ms 23 days ago 326th emgordon154 825 77 487ms 22 Nov 2024 327th duckyluuk 🇳🇱 825 86 10ms 1 Sep 2024 328th adamnielson42 🇺🇸 824 93 13ms 7 Oct 2024 328th guilhem-roy 🇫🇷 824 93 10ms 31 May 2025 330th AlephSquirrel 821 109 7ms 18 Feb 2025 331st error256 821 150 27ms 5 May 2025 332nd rak1507 🇬🇧 819 31 3ms 11 Sep 2024 333rd sean-niemann 🇺🇸 819 151 40ms 16 Jan 2025 334th error256 818 77 6ms 1 Sep 2024 335th GrayJoKing 🇦🇺 817 108 7ms 7 Mar 2026 336th tomtheisen 🇺🇸 816 109 413ms 8 Nov 2024 337th canissimia 🇦🇶 816 116 13ms 4 Sep 2024 338th m-tkach 🇺🇦 816 170 635ms 15 Jan 2025 339th ovs-code 🇩🇪 815 52 36ms 1 Sep 2024 340th mousetail 🇳🇱 815 94 13ms 1 Sep 2024 340th ljweel 815 94 11ms 12 Sep 2024 340th qpwoeirut 815 94 12ms 7 Feb 2025 343rd rucin93 🇵🇱 814 76 134ms 31 Oct 2024 344th alemelis 814 78 453ms 1 Sep 2024 344th Shanethegamer 🇺🇸 814 78 465ms 1 Sep 2024 344th SirBogman 🇺🇸 814 78 516ms 4 Sep 2024 344th error256 814 78 484ms 4 Sep 2024 344th commandz0 🇺🇸 814 78 510ms 1 Sep 2025 344th Babafaba 814 78 478ms 22 Oct 2025 344th CornerMercury 🇬🇧 814 78 434ms 24 Jan 2026 351st GrayJoKing 🇦🇺 814 84 14ms 1 Sep 2024 351st annaproxy 814 84 17ms 22 Oct 2024 353rd GolfingSuccess 🇬🇷 814 120 84ms 26 days ago 354th Shanethegamer 🇺🇸 814 145 1,510ms 4 Sep 2024 355th GolfingSuccess 🇬🇷 810 210 1,425ms 8 Feb 2025 356th error256 809 146 1,390ms 2 May 2025 357th MostParsingVex 809 153 44ms 3 Oct 2024 358th primo-ppcg 🇹🇭 809 232 145ms 1 Dec 2025 359th MeWhenI 🇻🇦 808 101 129ms 3 Sep 2024 360th msbranicky 806 95 11ms 1 Sep 2024 360th Bulmenisaurus 806 95 12ms 4 Sep 2024 360th btjones0 806 95 10ms 13 Sep 2024 360th jfallon1997 806 95 10ms 26 Sep 2024 360th jacekwladzinski 806 95 10ms 7 Oct 2025 360th aalec 806 95 10ms 8 Nov 2025 366th emgordon154 806 211 1,427ms 24 Jan 2025 367th MeWhenI 🇻🇦 805 157 13ms 7 Sep 2024 368th namelessiw 802 111 428ms 22 Apr 2025 369th nwellnhof 🇩🇪 802 134 456ms 2 Sep 2024 369th tailorspy 802 134 581ms 16 Sep 2024 371st ovs-code 🇩🇪 802 175 9ms 30 Sep 2024 372nd MeWhenI 🇻🇦 799 50 3ms 1 Sep 2024 372nd retrohun 799 50 3ms 9 Mar 2025 374th kg583 🇺🇸 799 112 10ms 9 May 2025 375th fgrosshans 🇫🇷 798 96 10ms 1 Sep 2024 375th Mikey-Beep 🇬🇧 798 96 10ms 2 Sep 2024 375th JudeTyrrell 798 96 13ms 22 Sep 2024 378th albanian-laundromat 🇺🇸 798 201 4ms 23 Jan 2026 379th stefangimmillaro 797 166 334ms 4 Sep 2024 380th lifthrasiir 🇰🇷 794 32 2ms 29 Nov 2024 380th emgordon154 794 32 2ms 11 Mar 2026 382nd MeWhenI 🇻🇦 794 80 450ms 1 Sep 2024 382nd GrayJoKing 🇦🇺 794 80 436ms 2 Sep 2024 384th o0BlackDragon0o 790 97 15ms 8 Sep 2024 384th Bombalech 790 97 11ms 8 Sep 2024 384th Carlettos1 790 97 13ms 14 Sep 2024 387th MostParsingVex 790 156 65ms 16 days ago 388th mousetail 🇳🇱 789 62 59ms 3 Sep 2024 388th GolfingSuccess 🇬🇷 789 62 10ms 2 Dec 2025 390th rzv-me 788 80 6ms 5 Oct 2024 391st sean-niemann 🇺🇸 788 113 427ms 5 Sep 2024 392nd kg583 🇺🇸 788 124 83ms 25 days ago 393rd albanian-laundromat 🇺🇸 787 114 2ms 27 Nov 2025 394th dokutan 785 104 203ms 1 Sep 2024 395th emplv 🇱🇻 783 79 157ms 1 Nov 2024 396th error256 783 154 201ms 12 Feb 2026 397th HumanoidCPU 782 98 11ms 2 Sep 2024 397th dtbao20 🇻🇳 782 98 22ms 30 Sep 2024 397th YAJUE114514 782 98 10ms 30 Jul 2025 397th luuumine 🇫🇷 782 98 11ms 15 Oct 2025 First Prev 321–400 of 842 Next Last