PalindromemordnilaP in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Maze Medal Tally 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Maze Medal Tally 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 526th dokutan 570 74 20 Feb 2025 527th aliakseikalosha 569 144 5 Sep 2024 528th emgordon154 568 133 16 Dec 2024 529th Shanethegamer 🇺🇸 567 211 1 Sep 2024 530th smiksky 🇺🇸 560 136 16 Oct 2024 531st ravnskjaer 🇩🇰 559 214 11 Sep 2024 532nd dokutan 558 147 3 Nov 2024 533rd MostParsingVex 558 160 30 Sep 2024 534th Stockoh 🇫🇷 556 137 17 Oct 2024 535th dokutan 555 132 1 Sep 2024 536th RedzGoose 🇦🇺 553 145 9 Sep 2024 537th brimstonetrader 552 138 17 Oct 2024 538th dokutan 546 113 22 Oct 2024 539th msbranicky 543 135 1 Sep 2024 540th mm1013g 537 142 2 Sep 2024 541st Shanethegamer 🇺🇸 535 91 1 Sep 2024 542nd trijin 529 118 5 Oct 2024 543rd MostParsingVex 528 97 2 Oct 2024 544th pickerj 522 146 12 Sep 2024 545th Misaka18520 520 206 14 Sep 2024 546th error256 512 134 24 Sep 2024 547th LostSyntax21 🇬🇧 512 149 2 Sep 2024 548th DialFrost 🇸🇬 509 235 27 May 2025 549th rboath 506 159 18 Dec 2024 550th madex 🇩🇪 502 84 1 Sep 2024 551st dbut2 🇦🇺 500 261 3 Sep 2024 552nd Jacob385 498 240 4 Sep 2024 553rd LukeBridges 🇬🇧 497 142 3 Sep 2024 554th MeWhenI 🇻🇦 493 181 12 days ago 555th HunterC14 492 155 21 Oct 2024 556th snoozingnewt 🇺🇸 490 160 1 Sep 2024 557th madex 🇩🇪 488 183 2 Sep 2024 558th rucin93 🇵🇱 487 251 5 Sep 2024 559th janAkali 🇷🇺 475 171 17 May 2025 560th KatieLG 🇬🇧 475 292 1 Sep 2024 561st junkondo-jp 473 149 15 Dec 2024 562nd alphafalfa 472 105 1 Nov 2024 563rd R4z0rX 464 152 1 Sep 2024 564th Apzyte-Gamer 462 165 28 Oct 2024 565th msbranicky 454 269 1 Sep 2024 566th two-bad 🇬🇧 452 156 4 Oct 2024 567th CyberTapir 451 169 1 Sep 2024 568th snoozingnewt 🇺🇸 447 180 1 Sep 2024 569th rollershutter 433 176 18 Nov 2024 570th Shanethegamer 🇺🇸 431 115 1 Sep 2024 571st ehulinsky 🇺🇸 430 122 3 Apr 2025 572nd aksyristos 418 101 17 Nov 2024 573rd MeWhenI 🇻🇦 412 260 12 days ago 574th bac0id 403 266 10 Jan 2025 575th galloj 🇨🇿 396 101 4 Sep 2024 576th zakariamouhid 396 178 14 Sep 2024 577th dokutan 395 155 1 Sep 2024 578th mathisfun271 391 195 3 Oct 2024 579th snoozingnewt 🇺🇸 384 110 1 Sep 2024 580th IISResetMe 366 127 17 Nov 2024 581st MeWhenI 🇻🇦 363 135 26 Sep 2024 582nd Giantnoodlemonster 363 246 27 Sep 2024 583rd snoozingnewt 🇺🇸 361 227 1 Sep 2024 584th AidanWalter 345 221 3 Jan 2025 585th snoozingnewt 🇺🇸 329 186 1 Sep 2024 586th bidger 324 369 20 Sep 2024 587th timhaj 🇸🇮 319 239 19 Sep 2024 588th snoozingnewt 🇺🇸 307 209 1 Sep 2024 589th nephila-nacrea 🇬🇧 282 132 4 Sep 2024 590th KatieLG 🇬🇧 266 460 15 Sep 2024 591st KatieLG 🇬🇧 262 459 15 Sep 2024 592nd snoozingnewt 🇺🇸 239 448 1 Sep 2024 593rd KatieLG 🇬🇧 200 401 15 Sep 2024 594th KatieLG 🇬🇧 190 398 15 Sep 2024 595th snoozingnewt 🇺🇸 183 487 1 Sep 2024 596th KatieLG 🇬🇧 170 768 15 Sep 2024 597th KatieLG 🇬🇧 128 937 15 Sep 2024 598th KatieLG 🇬🇧 112 466 15 Sep 2024 599th Msleizak 🇫🇷 110 424 7 Feb 2025 600th KatieLG 🇬🇧 79 1,032 15 Sep 2024 Prev 526–600 of 615 Next