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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 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 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 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 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 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 Bytes Time Submitted 318th error256 812 78 474ms 4 Sep 2024 318th commandblockguy 🇺🇸 812 78 448ms 1 Sep 2025 318th Babafaba 812 78 500ms 22 Oct 2025 324th edsrzf 🇳🇿 812 99 553ms 1 Dec 2025 325th tomtheisen 🇺🇸 812 109 424ms 8 Nov 2024 326th error256 811 99 118ms 4 Sep 2024 327th error256 810 77 7ms 1 Sep 2024 328th error256 810 150 57ms 5 May 2025 329th MostParsingVex 809 153 51ms 3 Oct 2024 330th primo-ppcg 🇹🇭 809 232 145ms 1 Dec 2025 331st JayXon 🇺🇸 808 243 1,894ms 10 Jul 2025 332nd SirBogman 🇺🇸 806 155 45ms 3 Sep 2024 333rd msbranicky 805 95 11ms 1 Sep 2024 333rd Bulmenisaurus 805 95 12ms 4 Sep 2024 333rd btjones0 805 95 10ms 13 Sep 2024 333rd jfallon1997 805 95 10ms 26 Sep 2024 333rd jacekwladzinski 805 95 10ms 7 Oct 2025 333rd aalec 805 95 10ms 8 Nov 2025 339th GolfingSuccess 🇬🇷 805 210 1,467ms 8 Feb 2025 340th RyanMHsiao 804 244 1,930ms 25 Sep 2024 341st CornerMercury 🇬🇧 802 79 499ms 1 Dec 2025 342nd ovs-code 🇩🇪 802 175 9ms 30 Sep 2024 343rd m-tkach 🇺🇦 802 177 27ms 27 Sep 2024 344th emgordon154 801 211 1,421ms 24 Jan 2025 345th MeWhenI 🇻🇦 799 50 3ms 1 Sep 2024 345th retrohun 799 50 3ms 9 Mar 2025 347th namelessiw 798 111 405ms 22 Apr 2025 348th albanian-laundromat 798 202 4ms 12 days ago 349th fgrosshans 🇫🇷 797 96 10ms 1 Sep 2024 349th Mikey-Beep 🇬🇧 797 96 10ms 2 Sep 2024 349th JudeTyrrell 797 96 10ms 22 Sep 2024 352nd nwellnhof 🇩🇪 797 134 408ms 2 Sep 2024 352nd tailorspy 797 134 485ms 16 Sep 2024 354th MeWhenI 🇻🇦 795 101 127ms 3 Sep 2024 355th lifthrasiir 🇰🇷 793 32 2ms 29 Nov 2024 356th MeWhenI 🇻🇦 792 80 450ms 1 Sep 2024 356th GrayJoKing 🇦🇺 792 80 457ms 2 Sep 2024 358th o0BlackDragon0o 789 97 13ms 8 Sep 2024 358th Bombalech 789 97 10ms 8 Sep 2024 358th scpchicken 🇵🇼 789 97 248ms 8 Sep 2024 358th Carlettos1 789 97 12ms 14 Sep 2024 362nd stefangimmillaro 789 166 254ms 4 Sep 2024 363rd mousetail 🇳🇱 787 62 66ms 3 Sep 2024 363rd GolfingSuccess 🇬🇷 787 62 12ms 2 Dec 2025 365th MeWhenI 🇻🇦 785 157 15ms 7 Sep 2024 366th sean-niemann 🇺🇸 784 113 415ms 5 Sep 2024 367th emplv 🇱🇻 783 79 133ms 1 Nov 2024 368th albanian-laundromat 782 114 3ms 27 Nov 2025 369th HumanoidCPU 781 98 12ms 2 Sep 2024 369th dtbao20 🇻🇳 781 98 16ms 30 Sep 2024 369th YAJUE114514 781 98 10ms 30 Jul 2025 369th luuumine 🇫🇷 781 98 10ms 15 Oct 2025 373rd rzv-me 780 80 6ms 5 Oct 2024 374th KingSkyrock 🇺🇸 778 91 11ms 14 Oct 2024 375th MeWhenI 🇻🇦 777 39 33ms 2 Sep 2024 376th stefangimmillaro 777 114 392ms 4 Sep 2024 377th the-zammers 774 114 117ms 1 Dec 2024 378th jatloe 773 99 11ms 4 Sep 2024 378th alexeldridge 773 99 10ms 14 Sep 2024 378th Just4FunCoder 773 99 10ms 14 Sep 2025 378th 0xjac 🇨🇭 773 99 10ms 24 Nov 2025 382nd dokutan 773 104 167ms 1 Sep 2024 383rd snoozingnewt 🇨🇦 772 82 536ms 22 Nov 2025 384th error256 769 139 470ms 24 Sep 2024 385th emgordon154 767 156 350ms 4 Mar 2025 386th Kacarott 🇦🇺 765 100 10ms 3 Sep 2024 386th Artemis21 🇬🇧 765 100 11ms 4 Jan 2025 388th CatsAreFluffy 763 64 53ms 4 Nov 2024 389th dokutan 763 83 503ms 3 Sep 2024 389th lifthrasiir 🇰🇷 763 83 535ms 2 Dec 2024 389th albanian-laundromat 763 83 435ms 4 Aug 2025 389th CaedenHarper 🇨🇦 763 83 567ms 9 Aug 2025 393rd error256 760 116 122ms 2 Sep 2024 394th madex 🇩🇪 757 101 14ms 1 Sep 2024 394th RedzGoose 🇦🇺 757 101 10ms 15 Oct 2024 394th JunkIce 757 101 11ms 25 Oct 2024 394th Flekay 🇩🇪 757 101 11ms 10 Jul 2025 398th kg583 🇺🇸 757 102 5ms 12 days ago 399th sean-niemann 🇺🇸 755 118 3ms 16 Jan 2025 400th albanian-laundromat 754 69 741ms 12 Sep 2025 First Prev 321–400 of 719 Next Last