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 jusaka 216 547 1,311ms 19 hours ago 802nd jusaka 214 332 10ms 21 hours ago 803rd dokutan 212 449 174ms 27 Feb 2026 804th jusaka 209 390 100ms 20 hours ago 805th KatieLG 🇬🇧 204 401 198ms 15 Sep 2024 806th jusaka 195 190 123ms 16 hours ago 807th jusaka 193 194 3ms 22 hours ago 808th KatieLG 🇬🇧 193 398 8ms 15 Sep 2024 809th jusaka 192 334 100ms 19 hours ago 810th jusaka 190 586 34ms 18 hours ago 811th jusaka 188 569 39ms 16 hours ago 812th jusaka 186 754 6ms 15 hours ago 813th jusaka 184 488 4ms 18 hours ago 814th jusaka 181 594 1,553ms 20 hours ago 815th jusaka 173 517 8ms 5 hours ago 816th flekAI 173 618 46ms 3 days ago 817th KatieLG 🇬🇧 172 768 340ms 15 Sep 2024 818th jusaka 170 407 2ms 20 hours ago 819th jusaka 161 615 88ms 10 hours ago 820th jusaka 155 266 32ms 15 hours ago 821st jusaka 144 902 47ms 17 hours ago 822nd jusaka 133 565 3ms 11 hours ago 823rd jusaka 129 334 1,776ms 18 hours ago 824th KatieLG 🇬🇧 113 466 3ms 15 Sep 2024 825th Msleizak 🇫🇷 110 424 297ms 7 Feb 2025 826th KatieLG 🇬🇧 104 937 443ms 15 Sep 2024 827th KatieLG 🇬🇧 86 1,032 474ms 15 Sep 2024 828th dokutan 65 1,663 76ms 23 Apr 2025 829th dokutan 54 1,663 2ms 23 Apr 2025 830th CaedenHarper 🇨🇦 35 3,645 103ms 5 Mar 2026 831st darrenks 🇺🇸 0 10 45ms 19 Apr 2025 831st lyphyser 0 10 46ms 25 May 2025 833rd 2bular 0 11 29ms 23 Mar 2025 833rd Natanaelel 🇸🇪 0 11 27ms 25 Mar 2025 833rd plcc0 0 11 27ms 5 May 2025 836th kg583 🇺🇸 0 14 206ms 12 Apr 2025 837th lyxal 🇦🇺 0 19 753ms 17 May 2025 838th plcc0 0 20 660ms 20 Mar 2025 839th namelessiw 0 21 158ms 5 Nov 2025 840th GolfingSuccess 🇬🇷 0 28 108ms 13 Aug 2025 841st AlephSquirrel 0 49 4ms 1 Jul 2025 842nd KatieLG 🇬🇧 0 50 4ms 9 Feb 2025 842nd Shanethegamer 🇺🇸 0 50 3ms 29 May 2025 844th Nxllpointer 0 55 3ms 10 Nov 2025 845th ovs-code 🇩🇪 0 71 14ms 8 Jun 2025 846th GolfingSuccess 🇬🇷 0 75 2ms 5 Aug 2025 847th sean-niemann 🇺🇸 0 90 62ms 27 Apr 2025 848th dokutan 0 99 72ms 27 Feb 2026 849th dokutan 0 105 8ms 11 Jan 2026 850th HumanoidCPU 0 111 64ms 22 Nov 2025 851st edsrzf 🇳🇿 0 120 176ms 31 Jan 2026 852nd Matter1024 🇮🇳 0 125 3ms 18 days ago 853rd jusaka 0 167 2,211ms 19 hours ago 854th dokutan 0 212 63ms 28 Jun 2025 855th jusaka 0 283 176ms 16 hours ago 856th jusaka 0 362 10ms 15 hours ago 857th jusaka 0 368 3ms 14 hours ago 858th jusaka 0 490 8ms 12 hours ago 859th jusaka 0 594 152ms 12 hours ago First Prev 801–859 of 859