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 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 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 526th BlankSpruce 642 140 2ms 1 Sep 2024 527th stefangimmillaro 640 151 437ms 6 Oct 2025 528th anter69 🇭🇺 639 66 51ms 25 Oct 2024 529th emgordon154 639 113 112ms 14 days ago 530th aDwarfNamedUrist 638 138 119ms 4 Sep 2024 531st SirBogman 🇺🇸 637 73 308ms 23 Jul 2025 532nd lhulinsky 637 120 11ms 23 Oct 2024 532nd arjunarya1 637 120 10ms 11 Sep 2025 534th stefangimmillaro 636 188 199ms 4 Jun 2025 535th emgordon154 635 40 3ms 20 Nov 2025 536th Shanethegamer 🇺🇸 634 72 861ms 1 Sep 2024 536th anter69 🇭🇺 634 72 858ms 25 Oct 2024 538th Ripick 633 127 392ms 6 Sep 2024 539th KatieLG 🇬🇧 632 112 9ms 1 Sep 2024 539th CaedenHarper 🇨🇦 632 112 10ms 22 Aug 2025 541st dokutan 632 120 6ms 1 Sep 2024 541st Shanethegamer 🇺🇸 632 120 6ms 2 Sep 2024 543rd olleicua 🇺🇸 629 67 44ms 6 Sep 2024 544th RedzGoose 🇦🇺 627 101 475ms 15 Oct 2024 545th kevinnaviapaiva 627 122 12ms 16 Feb 2025 546th BalaM314 626 113 8ms 4 Feb 2025 547th cthierfelder 🇲🇨 624 193 77ms 5 Sep 2025 548th kmathis22 623 155 356ms 3 days ago 549th SirBogman 🇺🇸 622 59 158ms 23 Jul 2025 550th MeWhenI 🇻🇦 622 86 683ms 15 Sep 2025 551st DialFrost 🇸🇬 622 111 2ms 22 Nov 2024 552nd eddvrs 622 123 11ms 29 Sep 2024 553rd KrausRaus 🇺🇸 621 114 11ms 1 Sep 2024 554th Shanethegamer 🇺🇸 620 68 37ms 1 Sep 2024 554th emgordon154 620 68 38ms 1 Sep 2024 554th rvs314 620 68 40ms 24 Sep 2024 554th tatzyr 🇯🇵 620 68 38ms 10 Oct 2025 558th lifthrasiir 🇰🇷 618 227 46ms 11 Dec 2024 559th yokasuretsu 617 124 11ms 10 Jul 2025 559th hamilton-bonds 617 124 10ms 24 Jul 2025 559th robin-scragg 617 124 10ms 18 Oct 2025 562nd Andrey-Plotnikov 615 115 9ms 30 Sep 2025 563rd aliakseikalosha 614 144 373ms 5 Sep 2024 564th KatieLG 🇬🇧 611 69 38ms 1 Sep 2024 565th Natanaelel 🇸🇪 611 112 14ms 15 May 2025 566th Shanethegamer 🇺🇸 610 102 4,008ms 25 Oct 2024 566th dokutan 610 102 3,847ms 26 Oct 2024 568th BambooleanLogic 🇸🇪 610 116 9ms 19 Nov 2024 568th acollett89 610 116 9ms 4 Aug 2025 570th msbranicky 608 86 231ms 16 Sep 2024 571st nhausspiegel 607 126 10ms 13 Sep 2024 572nd emgordon154 606 138 11ms 1 Jan 2025 573rd matsagad 602 127 10ms 16 Jan 2025 574th Arkadios200 602 132 96ms 11 Oct 2025 575th dokutan 601 76 815ms 3 Sep 2024 576th dokutan 601 147 399ms 3 Nov 2024 577th mamamia5x 600 118 10ms 12 Sep 2024 578th Shanethegamer 🇺🇸 600 134 412ms 1 Sep 2024 579th Shanethegamer 🇺🇸 599 107 91ms 1 Sep 2024 580th inventshah 599 150 2ms 1 Sep 2024 581st xyangst 598 128 11ms 12 Oct 2024 581st 123mjb 598 128 10ms 19 Nov 2025 583rd emgordon154 595 104 133ms 14 Nov 2024 584th MeWhenI 🇻🇦 595 177 43ms 4 Sep 2024 584th Shanethegamer 🇺🇸 595 177 51ms 4 Sep 2024 586th mousetail 🇳🇱 594 105 6ms 3 Sep 2024 587th BREMAUCY 🇫🇷 594 316 12ms 7 Aug 2025 588th KatieLG 🇬🇧 593 77 790ms 1 Sep 2024 589th CaedenHarper 🇨🇦 593 149 392ms 16 Oct 2025 590th h3ra993huskp 🇯🇵 592 163 687ms 18 days ago 591st KatieLG 🇬🇧 589 135 94ms 26 days ago 592nd luuumine 🇫🇷 586 204 194ms 18 Nov 2025 593rd DialFrost 🇸🇬 583 107 7ms 1 Sep 2024 594th cbrt-x 583 151 121ms 11 Sep 2024 595th dokutan 582 181 44ms 1 Sep 2024 596th Mabeloid 🇳🇴 581 109 701ms 17 Sep 2024 597th Upload-and-View 🇺🇦 580 119 2ms 23 Jul 2025 598th GeorgeStechman 🇬🇧 580 122 10ms 5 Nov 2024 598th gigaprofisi 🇺🇸 580 122 9ms 10 Aug 2025 600th snoozingnewt 🇨🇦 580 226 251ms 1 Sep 2024 First Prev 526–600 of 710 Next Last