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 ehulinsky 🇺🇸 432 122 3ms 3 Apr 2025 722nd Yewzir 🇧🇪 428 179 12ms 1 Dec 2025 723rd aksyristos 419 101 37ms 17 Nov 2024 724th scpchicken 🇵🇼 416 90 4ms 40 hours ago 725th MeWhenI 🇻🇦 412 260 77ms 13 Jun 2025 726th amazingalek 🇳🇴 411 216 450ms 26 Jan 2026 727th Jacob385 406 240 393ms 4 Sep 2024 728th bac0id 403 266 2,913ms 10 Jan 2025 729th zakariamouhid 398 178 11ms 14 Sep 2024 730th galloj 🇨🇿 396 101 10ms 4 Sep 2024 731st varhammer 379 235 9ms 20 Oct 2025 732nd flekAI 377 114 799ms 20 hours ago 733rd Yewzir 🇧🇪 371 171 642ms 1 Dec 2025 734th nemoyatpeace 368 208 10ms 16 Jan 2026 735th Giantnoodlemonster 366 246 2ms 27 Sep 2024 736th MeWhenI 🇻🇦 363 135 7ms 26 Sep 2024 737th Mikey-Beep 🇬🇧 354 193 15ms 13 Aug 2025 738th flekAI 353 374 292ms 18 hours ago 739th flekAI 352 149 213ms 18 hours ago 740th AidanWalter 347 221 11ms 3 Jan 2025 741st flekAI 342 184 5ms 20 hours ago 742nd flekAI 334 243 198ms 18 hours ago 743rd flekAI 328 233 9ms 17 hours ago 744th flekAI 328 289 245ms 20 hours ago 745th Imsmelkov 327 298 448ms 22 Jan 2026 746th flekAI 326 249 108ms 20 hours ago 747th timhaj 🇸🇮 320 239 11ms 19 Sep 2024 748th flekAI 312 147 1,244ms 18 hours ago 749th dokutan 311 261 128ms 27 Feb 2026 750th snoozingnewt 🇨🇦 310 209 116ms 1 Sep 2024 751st flekAI 308 317 363ms 20 hours ago 752nd flekAI 307 349 74ms 20 hours ago 753rd dokutan 297 396 1,328ms 27 Feb 2026 754th flekAI 296 125 114ms 20 hours ago 755th flekAI 289 280 94ms 20 hours ago 756th flekAI 289 307 472ms 20 hours ago 757th nephila-nacrea 🇬🇧 284 132 4ms 4 Sep 2024 758th flekAI 277 463 44ms 18 hours ago 759th flekAI 271 295 733ms 20 hours ago 760th flekAI 270 301 393ms 20 hours ago 761st flekAI 268 456 30ms 18 hours ago 762nd flekAI 265 141 3ms 20 hours ago 763rd bidger 264 369 410ms 20 Sep 2024 764th flekAI 263 343 3ms 20 hours ago 765th KatieLG 🇬🇧 262 460 207ms 15 Sep 2024 766th dokutan 257 380 381ms 27 Feb 2026 767th KatieLG 🇬🇧 256 459 1,374ms 15 Sep 2024 768th flekAI 248 311 4ms 18 hours ago 769th snoozingnewt 🇨🇦 241 444 1,494ms 6 Oct 2025 770th flekAI 235 294 2ms 20 hours ago 771st dokutan 228 579 320ms 27 Feb 2026 772nd flekAI 225 288 119ms 20 hours ago 773rd dokutan 222 283 5ms 27 Feb 2026 774th flekAI 221 381 10ms 18 hours ago 775th dokutan 211 449 174ms 27 Feb 2026 776th KatieLG 🇬🇧 202 401 198ms 15 Sep 2024 777th KatieLG 🇬🇧 192 398 8ms 15 Sep 2024 778th flekAI 172 618 46ms 20 hours ago 779th KatieLG 🇬🇧 172 768 340ms 15 Sep 2024 780th KatieLG 🇬🇧 113 466 3ms 15 Sep 2024 781st Msleizak 🇫🇷 110 424 248ms 7 Feb 2025 782nd KatieLG 🇬🇧 104 937 443ms 15 Sep 2024 783rd KatieLG 🇬🇧 86 1,032 427ms 15 Sep 2024 784th dokutan 64 1,663 76ms 23 Apr 2025 785th dokutan 54 1,663 2ms 23 Apr 2025 786th CaedenHarper 🇨🇦 35 3,645 103ms 5 Mar 2026 787th darrenks 🇺🇸 0 10 45ms 19 Apr 2025 787th lyphyser 0 10 46ms 25 May 2025 789th 2bular 0 11 29ms 23 Mar 2025 789th Natanaelel 🇸🇪 0 11 27ms 25 Mar 2025 789th plcc0 0 11 27ms 5 May 2025 792nd kg583 🇺🇸 0 14 206ms 12 Apr 2025 793rd lyxal 🇦🇺 0 19 753ms 17 May 2025 794th plcc0 0 20 660ms 20 Mar 2025 795th namelessiw 0 21 158ms 5 Nov 2025 796th GolfingSuccess 🇬🇷 0 28 108ms 13 Aug 2025 797th AlephSquirrel 0 49 4ms 1 Jul 2025 798th KatieLG 🇬🇧 0 50 4ms 9 Feb 2025 798th Shanethegamer 🇺🇸 0 50 3ms 29 May 2025 800th Nxllpointer 0 55 3ms 10 Nov 2025 First Prev 721–800 of 809 Next Last