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 397th netfri25 🇮🇱 782 98 10ms 22 Feb 2026 397th rotemkm 782 98 11ms 22 Feb 2026 403rd stefangimmillaro 781 114 396ms 4 Sep 2024 404th KingSkyrock 🇺🇸 779 91 9ms 14 Oct 2024 405th MeWhenI 🇻🇦 777 39 33ms 2 Sep 2024 406th snoozingnewt 🇨🇦 775 82 434ms 22 Nov 2025 406th dokutan 775 82 499ms 27 Feb 2026 408th the-zammers 775 114 117ms 1 Dec 2024 409th jatloe 774 99 11ms 4 Sep 2024 409th alexeldridge 774 99 14ms 14 Sep 2024 409th Just4FunCoder 774 99 10ms 14 Sep 2025 409th 0xjac 🇨🇭 774 99 11ms 24 Nov 2025 413th Matter1024 🇮🇳 774 123 439ms 4 days ago 414th error256 773 139 511ms 24 Sep 2024 415th emgordon154 773 156 390ms 4 Mar 2025 416th edsrzf 🇳🇿 771 83 106ms 28 Feb 2026 417th stefangimmillaro 767 169 43ms 3 Sep 2024 418th Kacarott 🇦🇺 766 100 10ms 3 Sep 2024 418th Artemis21 🇬🇧 766 100 10ms 4 Jan 2025 420th lifthrasiir 🇰🇷 765 83 467ms 2 Dec 2024 420th albanian-laundromat 🇺🇸 765 83 519ms 4 Aug 2025 420th CaedenHarper 🇨🇦 765 83 540ms 9 Aug 2025 423rd CatsAreFluffy 763 64 52ms 4 Nov 2024 424th vang1ong7ang 763 158 196ms 7 days ago 425th jusaka 763 422 1,725ms 21 mins ago 426th error256 762 116 119ms 2 Sep 2024 427th sean-niemann 🇺🇸 761 118 3ms 16 Jan 2025 428th targrik 759 83 6ms 8 Feb 2025 429th madex 🇩🇪 758 101 11ms 1 Sep 2024 429th RedzGoose 🇦🇺 758 101 11ms 15 Oct 2024 429th JunkIce 758 101 11ms 25 Oct 2024 432nd DialFrost 🇸🇬 756 225 1,467ms 20 Jan 2025 433rd kg583 🇺🇸 755 102 5ms 19 Dec 2025 434th Shanethegamer 🇺🇸 755 117 119ms 1 Sep 2024 435th stefangimmillaro 754 94 11ms 4 Sep 2024 436th error256 753 226 1,591ms 28 Mar 2025 437th sciencejiho 751 102 11ms 13 Sep 2024 437th Papushkado 751 102 10ms 10 Nov 2025 437th TheSecondComing123 751 102 14ms 4 Feb 2026 440th UnderKoen 🇳🇱 750 185 63ms 1 Dec 2025 441st pardouin 🇫🇷 748 87 77ms 3 Sep 2024 441st Steffan153 🇫🇮 748 87 81ms 11 Feb 2026 443rd Mikey-Beep 🇬🇧 748 119 404ms 2 Sep 2024 444th Shanethegamer 🇺🇸 746 95 9ms 1 Sep 2024 444th HumanoidCPU 746 95 13ms 29 Oct 2024 446th julian-hoelz 744 103 11ms 16 Sep 2024 446th StefanHabel 🇨🇦 744 103 93ms 22 Mar 2025 448th Shanethegamer 🇺🇸 744 128 473ms 1 Sep 2024 449th xsot 🇸🇬 742 58 1,056ms 19 Dec 2025 450th snoozingnewt 🇨🇦 742 110 83ms 22 Nov 2025 451st Shanethegamer 🇺🇸 740 71 326ms 1 Sep 2024 451st MarcMush 🇫🇷 740 71 568ms 16 Sep 2024 453rd FlyingPenguin223 737 94 1ms 18 Sep 2024 454th ComputerKWasTaken 🇺🇸 736 104 11ms 2 Sep 2024 454th elgan65536 🇺🇸 736 104 11ms 23 Sep 2024 454th NickTheEASDude 🇺🇸 736 104 10ms 7 Oct 2025 457th error256 735 121 385ms 24 Sep 2024 458th GolfingSuccess 🇬🇷 733 30 53ms 1 Sep 2024 458th MeWhenI 🇻🇦 733 30 65ms 8 Jun 2025 458th CaedenHarper 🇨🇦 733 30 46ms 1 Dec 2025 461st Shanethegamer 🇺🇸 733 105 4ms 1 Sep 2024 462nd albanian-laundromat 🇺🇸 733 232 1,446ms 15 Oct 2025 463rd targrik 731 97 10ms 8 Feb 2025 464th emgordon154 729 63 1,252ms 18 Nov 2024 465th Shanethegamer 🇺🇸 729 95 2ms 2 Sep 2024 466th Shanethegamer 🇺🇸 729 122 6ms 4 Oct 2024 467th janAkali 🇷🇺 727 112 375ms 12 Feb 2026 468th bitsandbeyond 🇳🇱 726 64 244ms 1 Dec 2025 469th kg583 🇺🇸 724 106 6ms 26 Sep 2025 470th dokutan 724 124 2ms 5 Sep 2024 471st CutSandstone 723 106 12ms 21 Dec 2024 472nd GrayJoKing 🇦🇺 720 86 146ms 2 Sep 2024 473rd mykytamatiukha 718 168 221ms 15 Jan 2026 474th Kacarott 🇦🇺 717 132 3ms 4 Sep 2024 475th galloj 🇨🇿 716 107 11ms 4 Sep 2024 475th FlorianCassayre 🇫🇷 716 107 11ms 9 Sep 2024 475th jared-hughes 716 107 12ms 10 Sep 2024 475th nstearns96 🇬🇧 716 107 11ms 13 Nov 2024 475th rchalamala 716 107 10ms 2 Jan 2025 475th brochmann 🇸🇪 716 107 10ms 16 Oct 2025 First Prev 401–480 of 837 Next Last