PalindromemordnilaP in all languages in chars. 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 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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 Chars Time Submitted 641st Shanethegamer 🇺🇸 541 107 83ms 1 Sep 2024 642nd DialFrost 🇸🇬 539 76 1,023ms 1 Aug 2025 643rd KatieLG 🇬🇧 539 128 2ms 2 Oct 2025 644th dokutan 539 155 242ms 1 Sep 2024 645th Shanethegamer 🇺🇸 538 91 22ms 1 Sep 2024 646th LeoCh01 538 116 11ms 1 Sep 2024 647th Shanethegamer 🇺🇸 536 206 32ms 4 Sep 2024 648th snoozingnewt 🇨🇦 535 79 37ms 12 Oct 2025 649th Mabeloid 🇳🇴 534 109 490ms 17 Sep 2024 650th albanian-laundromat 533 352 11ms 18 Sep 2025 651st trijin 532 118 4ms 5 Oct 2024 652nd Shanethegamer 🇺🇸 532 183 492ms 24 Sep 2025 653rd emgordon154 529 133 14ms 16 Dec 2024 654th Zhenyu-Bo 525 119 9ms 1 Aug 2025 654th tomh1012 525 119 11ms 18 days ago 656th tomh1012 525 169 405ms 17 Sep 2025 657th ravnskjaer 🇩🇰 523 186 478ms 15 Dec 2025 658th lhulinsky 520 120 10ms 23 Oct 2024 658th arjunarya1 520 120 10ms 11 Sep 2025 660th CaedenHarper 🇨🇦 518 188 493ms 3 Oct 2025 661st error256 515 134 2ms 24 Sep 2024 662nd kevinnaviapaiva 512 122 10ms 16 Feb 2025 663rd eddvrs 508 123 11ms 29 Sep 2024 664th dokutan 507 174 10ms 19 days ago 665th Yewzir 🇧🇪 506 115 372ms 1 Dec 2025 666th yokasuretsu 504 124 10ms 10 Jul 2025 666th hamilton-bonds 504 124 10ms 24 Jul 2025 668th dbut2 🇦🇺 504 261 275ms 3 Sep 2024 669th LukeBridges 🇬🇧 499 142 12ms 3 Sep 2024 670th MeWhenI 🇻🇦 498 86 919ms 15 Sep 2025 671st snoozingnewt 🇨🇦 497 160 102ms 1 Sep 2024 672nd MeWhenI 🇻🇦 497 181 2ms 13 Jun 2025 673rd nhausspiegel 496 126 10ms 13 Sep 2024 674th mateusz-sterczewski 492 86 36ms 15 Jan 2026 675th matsagad 492 127 10ms 16 Jan 2025 676th madex 🇩🇪 491 183 2ms 2 Sep 2024 677th codewrite 🇬🇧 490 181 455ms 30 Dec 2025 678th xyangst 488 128 9ms 12 Oct 2024 678th 123mjb 488 128 9ms 19 Nov 2025 680th AstroOrbis 485 145 7ms 22 days ago 681st snoozingnewt 🇨🇦 483 120 121ms 14 Oct 2025 682nd alphafalfa 480 105 4ms 1 Nov 2024 683rd snoozingnewt 🇨🇦 479 185 407ms 4 Oct 2025 684th rucin93 🇵🇱 478 251 227ms 5 Sep 2024 685th snoozingnewt 🇨🇦 476 189 2ms 9 Oct 2025 686th junkondo-jp 475 149 11ms 15 Dec 2024 687th KatieLG 🇬🇧 475 292 8ms 1 Sep 2024 688th rboath 470 159 97ms 18 Dec 2024 689th DialFrost 🇸🇬 470 207 566ms 24 Sep 2025 690th R4z0rX 466 152 9ms 1 Sep 2024 691st iczelia 🇩🇪 463 194 2ms 11 Oct 2025 692nd Stockoh 🇫🇷 456 137 11ms 17 Oct 2024 693rd two-bad 🇬🇧 454 156 9ms 4 Oct 2024 694th brimstonetrader 453 138 10ms 17 Oct 2024 695th JOrE20 453 268 28ms 11 Feb 2026 696th Shanethegamer 🇺🇸 451 141 110ms 4 Dec 2025 697th snoozingnewt 🇨🇦 449 186 8ms 1 Sep 2024 698th msbranicky 446 269 232ms 1 Sep 2024 699th IISResetMe 439 106 503ms 3 Jan 2026 700th Shanethegamer 🇺🇸 438 115 2ms 1 Sep 2024 701st Yax42 🇫🇷 435 224 471ms 5 Oct 2025 702nd ehulinsky 🇺🇸 432 122 3ms 3 Apr 2025 703rd aksyristos 419 101 37ms 17 Nov 2024 704th amazingalek 🇳🇴 411 216 450ms 26 Jan 2026 705th MeWhenI 🇻🇦 411 260 83ms 13 Jun 2025 706th Jacob385 406 240 393ms 4 Sep 2024 707th HunterC14 403 155 10ms 21 Oct 2024 708th bac0id 402 266 3,023ms 10 Jan 2025 709th zakariamouhid 398 178 11ms 14 Sep 2024 710th galloj 🇨🇿 396 101 10ms 4 Sep 2024 711th Naitzirch 🇳🇱 395 158 10ms 3 Jul 2025 712th Apzyte-Gamer 379 165 10ms 28 Oct 2024 713th varhammer 379 235 8ms 20 Oct 2025 714th CyberTapir 370 169 10ms 1 Sep 2024 715th Giantnoodlemonster 365 246 2ms 27 Sep 2024 716th MeWhenI 🇻🇦 363 135 7ms 26 Sep 2024 717th rollershutter 355 176 10ms 18 Nov 2024 718th Mikey-Beep 🇬🇧 354 193 15ms 13 Aug 2025 719th Imsmelkov 327 298 448ms 22 Jan 2026 720th dokutan 310 261 131ms 21 days ago First Prev 641–720 of 765 Next Last