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 721st IISResetMe 440 106 406ms 3 Jan 2026 722nd ehulinsky 🇺🇸 435 122 3ms 3 Apr 2025 723rd rollershutter 435 176 11ms 18 Nov 2024 724th Yax42 🇫🇷 435 224 471ms 5 Oct 2025 725th Yewzir 🇧🇪 428 179 12ms 1 Dec 2025 726th aksyristos 419 101 37ms 17 Nov 2024 727th MeWhenI 🇻🇦 412 260 77ms 13 Jun 2025 728th amazingalek 🇳🇴 411 216 494ms 26 Jan 2026 729th Jacob385 406 240 393ms 4 Sep 2024 730th jusaka 403 222 10ms 4 days ago 731st bac0id 403 266 2,913ms 10 Jan 2025 732nd zakariamouhid 398 178 13ms 14 Sep 2024 733rd galloj 🇨🇿 396 101 10ms 4 Sep 2024 734th varhammer 381 235 9ms 20 Oct 2025 735th Yewzir 🇧🇪 371 171 642ms 1 Dec 2025 736th nemoyatpeace 368 208 10ms 16 Jan 2026 737th Mikey-Beep 🇬🇧 367 187 18ms 13 hours ago 738th Giantnoodlemonster 366 246 2ms 27 Sep 2024 739th MeWhenI 🇻🇦 363 135 7ms 26 Sep 2024 740th jusaka 362 233 9ms 4 days ago 741st AidanWalter 347 221 11ms 3 Jan 2025 742nd jusaka 337 227 8ms 4 days ago 743rd Imsmelkov 327 298 448ms 22 Jan 2026 744th jusaka 324 193 2,290ms 4 days ago 745th timhaj 🇸🇮 321 239 11ms 19 Sep 2024 746th jusaka 318 238 61ms 3 days ago 747th jusaka 314 162 2ms 3 days ago 748th jusaka 312 147 1,616ms 4 days ago 749th dokutan 311 261 156ms 27 Feb 2026 750th snoozingnewt 🇨🇦 310 209 116ms 1 Sep 2024 751st jusaka 306 290 461ms 4 days ago 752nd dokutan 297 396 1,493ms 27 Feb 2026 753rd jusaka 287 183 229ms 4 days ago 754th jusaka 285 316 2ms 4 days ago 755th nephila-nacrea 🇬🇧 284 132 4ms 4 Sep 2024 756th jusaka 279 291 89ms 4 days ago 757th jusaka 275 280 4ms 4 days ago 758th jusaka 274 481 349ms 4 days ago 759th jusaka 267 184 59ms 3 days ago 760th bidger 264 369 410ms 20 Sep 2024 761st KatieLG 🇬🇧 262 460 206ms 15 Sep 2024 762nd jusaka 260 204 4ms 3 days ago 763rd jusaka 260 264 17ms 3 days ago 764th jusaka 259 243 5ms 4 days ago 765th jusaka 259 250 99ms 4 days ago 766th jusaka 258 190 11ms 4 days ago 767th dokutan 257 380 381ms 27 Feb 2026 768th KatieLG 🇬🇧 256 459 1,404ms 15 Sep 2024 769th jusaka 252 375 194ms 4 days ago 770th jusaka 249 683 1,531ms 4 days ago 771st jusaka 245 500 30ms 4 days ago 772nd snoozingnewt 🇨🇦 241 444 1,494ms 6 Oct 2025 773rd jusaka 237 179 37ms 4 days ago 774th jusaka 229 354 208ms 4 days ago 775th jusaka 228 356 373ms 4 days ago 776th dokutan 228 579 320ms 27 Feb 2026 777th dokutan 222 283 5ms 27 Feb 2026 778th jusaka 221 137 34ms 3 days ago 779th jusaka 221 281 155ms 3 days ago 780th jusaka 218 214 272ms 3 days ago 781st jusaka 218 366 111ms 4 days ago 782nd jusaka 215 547 1,311ms 4 days ago 783rd jusaka 213 332 10ms 4 days ago 784th dokutan 211 449 174ms 27 Feb 2026 785th jusaka 208 390 113ms 4 days ago 786th jusaka 207 916 13ms 3 days ago 787th KatieLG 🇬🇧 202 401 198ms 15 Sep 2024 788th jusaka 195 190 123ms 4 days ago 789th jusaka 193 194 3ms 4 days ago 790th jusaka 192 334 100ms 4 days ago 791st KatieLG 🇬🇧 192 398 8ms 15 Sep 2024 792nd jusaka 190 586 34ms 4 days ago 793rd jusaka 186 569 39ms 4 days ago 794th jusaka 186 754 6ms 4 days ago 795th jusaka 184 488 4ms 4 days ago 796th jusaka 180 594 1,553ms 4 days ago 797th jusaka 173 517 8ms 3 days ago 798th KatieLG 🇬🇧 172 768 340ms 15 Sep 2024 799th jusaka 170 407 2ms 4 days ago 800th jusaka 161 615 88ms 3 days ago First Prev 721–800 of 840 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