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 801st flekAI 236 294 2ms 4 days ago 802nd jusaka 231 354 208ms 47 hours ago 803rd jusaka 229 356 373ms 2 days ago 804th dokutan 228 579 320ms 27 Feb 2026 805th flekAI 226 288 119ms 4 days ago 806th dokutan 223 283 5ms 27 Feb 2026 807th flekAI 223 381 10ms 4 days ago 808th jusaka 221 137 34ms 26 hours ago 809th jusaka 221 281 155ms 34 hours ago 810th jusaka 219 366 127ms 2 days ago 811th jusaka 218 214 272ms 26 hours ago 812th jusaka 216 547 1,311ms 2 days ago 813th jusaka 214 332 10ms 2 days ago 814th dokutan 212 449 174ms 27 Feb 2026 815th jusaka 209 390 113ms 2 days ago 816th jusaka 207 916 13ms 26 hours ago 817th KatieLG 🇬🇧 204 401 198ms 15 Sep 2024 818th jusaka 195 190 123ms 45 hours ago 819th jusaka 193 194 3ms 2 days ago 820th KatieLG 🇬🇧 193 398 8ms 15 Sep 2024 821st jusaka 192 334 100ms 47 hours ago 822nd jusaka 190 586 34ms 47 hours ago 823rd jusaka 188 569 39ms 45 hours ago 824th jusaka 186 754 6ms 44 hours ago 825th jusaka 184 488 4ms 46 hours ago 826th jusaka 181 594 1,553ms 2 days ago 827th jusaka 173 517 8ms 34 hours ago 828th flekAI 173 618 46ms 4 days ago 829th KatieLG 🇬🇧 172 768 340ms 15 Sep 2024 830th jusaka 170 407 2ms 2 days ago 831st jusaka 161 615 88ms 38 hours ago 832nd jusaka 155 266 32ms 44 hours ago 833rd jusaka 144 902 47ms 46 hours ago 834th jusaka 133 565 3ms 39 hours ago 835th jusaka 129 334 1,776ms 47 hours ago 836th KatieLG 🇬🇧 114 466 3ms 15 Sep 2024 837th Msleizak 🇫🇷 110 424 297ms 7 Feb 2025 838th KatieLG 🇬🇧 104 937 443ms 15 Sep 2024 839th KatieLG 🇬🇧 86 1,032 474ms 15 Sep 2024 840th dokutan 65 1,663 76ms 23 Apr 2025 841st dokutan 54 1,663 2ms 23 Apr 2025 842nd CaedenHarper 🇨🇦 35 3,645 103ms 5 Mar 2026 843rd darrenks 🇺🇸 0 10 45ms 19 Apr 2025 843rd lyphyser 0 10 46ms 25 May 2025 845th 2bular 0 11 29ms 23 Mar 2025 845th Natanaelel 🇸🇪 0 11 27ms 25 Mar 2025 845th plcc0 0 11 27ms 5 May 2025 848th kg583 🇺🇸 0 14 206ms 12 Apr 2025 849th lyxal 🇦🇺 0 19 753ms 17 May 2025 850th plcc0 0 20 660ms 20 Mar 2025 851st namelessiw 0 21 158ms 5 Nov 2025 852nd GolfingSuccess 🇬🇷 0 28 108ms 13 Aug 2025 853rd AlephSquirrel 0 49 3ms 1 Jul 2025 854th KatieLG 🇬🇧 0 50 3ms 9 Feb 2025 854th Shanethegamer 🇺🇸 0 50 3ms 29 May 2025 856th Nxllpointer 0 55 4ms 10 Nov 2025 857th ovs-code 🇩🇪 0 71 14ms 8 Jun 2025 858th GolfingSuccess 🇬🇷 0 75 2ms 5 Aug 2025 859th sean-niemann 🇺🇸 0 90 62ms 27 Apr 2025 860th dokutan 0 99 72ms 27 Feb 2026 861st dokutan 0 105 8ms 11 Jan 2026 862nd HumanoidCPU 0 111 64ms 22 Nov 2025 863rd edsrzf 🇳🇿 0 120 176ms 31 Jan 2026 864th Matter1024 🇮🇳 0 125 3ms 19 days ago 865th jusaka 0 167 2,211ms 2 days ago 866th dokutan 0 212 63ms 28 Jun 2025 867th jusaka 0 283 176ms 44 hours ago 868th jusaka 0 362 10ms 44 hours ago 869th jusaka 0 368 3ms 43 hours ago 870th jusaka 0 490 8ms 40 hours ago 871st jusaka 0 594 152ms 40 hours ago First Prev 801–871 of 871