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 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 Chars Time Submitted 721st MeWhenI 🇻🇦 413 260 77ms 13 Jun 2025 722nd amazingalek 🇳🇴 412 216 494ms 26 Jan 2026 723rd Jacob385 407 240 393ms 4 Sep 2024 724th bac0id 404 266 2,913ms 10 Jan 2025 725th HunterC14 403 155 12ms 21 Oct 2024 726th jusaka 403 222 10ms 11 hours ago 727th zakariamouhid 398 178 13ms 14 Sep 2024 728th galloj 🇨🇿 396 101 10ms 4 Sep 2024 729th Naitzirch 🇳🇱 395 158 11ms 3 Jul 2025 730th varhammer 381 235 9ms 20 Oct 2025 731st Apzyte-Gamer 379 165 11ms 28 Oct 2024 732nd flekAI 378 114 799ms 3 days ago 733rd CyberTapir 370 169 10ms 1 Sep 2024 734th Giantnoodlemonster 367 246 2ms 27 Sep 2024 735th jusaka 364 233 9ms 11 hours ago 736th MeWhenI 🇻🇦 363 135 7ms 26 Sep 2024 737th rollershutter 355 176 11ms 18 Nov 2024 738th Mikey-Beep 🇬🇧 354 193 15ms 13 Aug 2025 739th flekAI 354 374 292ms 3 days ago 740th flekAI 342 184 5ms 3 days ago 741st flekAI 341 149 203ms 3 days ago 742nd flekAI 336 243 198ms 3 days ago 743rd flekAI 330 289 245ms 3 days ago 744th flekAI 328 249 108ms 3 days ago 745th Imsmelkov 328 298 448ms 22 Jan 2026 746th jusaka 324 193 2,290ms 14 hours ago 747th dokutan 313 261 128ms 27 Feb 2026 748th flekAI 312 147 1,244ms 3 days ago 748th jusaka 312 147 1,390ms 14 hours ago 750th jusaka 312 227 8ms 14 hours ago 751st flekAI 308 317 363ms 3 days ago 752nd flekAI 308 349 74ms 3 days ago 753rd jusaka 307 290 461ms 14 hours ago 754th flekAI 304 233 8ms 3 days ago 755th nemoyatpeace 300 208 10ms 16 Jan 2026 756th dokutan 298 396 1,493ms 27 Feb 2026 757th flekAI 297 125 114ms 3 days ago 758th flekAI 290 307 492ms 3 days ago 759th jusaka 286 316 2ms 15 hours ago 760th nephila-nacrea 🇬🇧 284 132 4ms 4 Sep 2024 761st AidanWalter 283 221 11ms 3 Jan 2025 762nd flekAI 280 463 44ms 3 days ago 763rd jusaka 278 183 229ms 14 hours ago 764th jusaka 277 280 4ms 11 hours ago 765th jusaka 275 481 349ms 15 hours ago 766th flekAI 271 280 94ms 3 days ago 767th flekAI 271 295 733ms 3 days ago 768th flekAI 271 301 393ms 3 days ago 769th flekAI 270 456 30ms 3 days ago 770th flekAI 266 141 3ms 3 days ago 771st bidger 265 369 410ms 20 Sep 2024 772nd flekAI 263 343 3ms 3 days ago 773rd KatieLG 🇬🇧 262 460 207ms 15 Sep 2024 774th timhaj 🇸🇮 261 239 11ms 19 Sep 2024 775th jusaka 261 291 89ms 14 hours ago 776th jusaka 259 243 5ms 14 hours ago 777th jusaka 258 190 11ms 10 hours ago 778th dokutan 257 380 381ms 27 Feb 2026 779th KatieLG 🇬🇧 257 459 1,404ms 15 Sep 2024 780th jusaka 254 375 194ms 13 hours ago 781st flekAI 249 311 4ms 3 days ago 782nd jusaka 249 683 1,466ms 12 hours ago 783rd dokutan 247 255 5ms 27 Feb 2026 784th jusaka 246 500 30ms 12 hours ago 785th snoozingnewt 🇨🇦 242 444 1,494ms 6 Oct 2025 786th jusaka 237 179 37ms 16 hours ago 787th flekAI 236 294 2ms 3 days ago 788th jusaka 234 250 99ms 14 hours ago 789th jusaka 231 354 208ms 13 hours ago 790th jusaka 229 356 373ms 14 hours ago 791st dokutan 228 579 320ms 27 Feb 2026 792nd flekAI 223 381 10ms 3 days ago 793rd jusaka 219 366 100ms 14 hours ago 794th jusaka 216 547 1,311ms 14 hours ago 795th jusaka 215 281 156ms 24 mins ago 796th jusaka 214 332 10ms 16 hours ago 797th dokutan 212 449 174ms 27 Feb 2026 798th jusaka 209 390 100ms 14 hours ago 799th KatieLG 🇬🇧 204 401 198ms 15 Sep 2024 800th flekAI 203 288 119ms 3 days ago 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