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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript 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 ><> 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 ALGOL 68 APL ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 241st CLOStrophobic 🇮🇹 824 108 6ms 19 Feb 2025 242nd emplv 🇱🇻 824 159 308ms 18 Sep 2024 243rd duckyluuk 🇳🇱 823 86 9ms 1 Sep 2024 244th sean-niemann 🇺🇸 823 112 385ms 4 Sep 2024 245th o0BlackDragon0o 822 76 13ms 8 Sep 2024 245th Bombalech 822 76 16ms 8 Sep 2024 245th JunkIce 822 76 11ms 24 Nov 2024 248th rak1507 🇬🇧 819 31 3ms 11 Sep 2024 249th sean-niemann 🇺🇸 819 151 103ms 16 Jan 2025 250th dokutan 818 71 435ms 13 Sep 2024 250th KatieLG 🇬🇧 818 71 439ms 28 Oct 2024 252nd JayXon 🇺🇸 818 243 1,894ms 10 Jul 2025 253rd edsrzf 🇳🇿 817 163 32ms 9 days ago 254th AlephSquirrel 816 109 6ms 18 Feb 2025 255th canissimia 🇦🇶 816 116 13ms 4 Sep 2024 256th m-tkach 🇺🇦 816 170 652ms 15 Jan 2025 257th RyanMHsiao 815 244 1,930ms 25 Sep 2024 258th GrayJoKing 🇦🇺 814 84 13ms 1 Sep 2024 258th annaproxy 814 84 17ms 22 Oct 2024 260th tomtheisen 🇺🇸 814 109 437ms 8 Nov 2024 261st ovs-code 🇩🇪 813 52 39ms 1 Sep 2024 262nd error256 813 77 4ms 1 Sep 2024 263rd error256 811 99 116ms 4 Sep 2024 264th error256 810 150 57ms 5 May 2025 265th MostParsingVex 809 153 51ms 3 Oct 2024 266th primo-ppcg 🇹🇭 809 232 145ms 1 Dec 2025 267th SirBogman 🇺🇸 806 155 45ms 3 Sep 2024 268th error256 805 87 6ms 16 Apr 2025 268th edsrzf 🇳🇿 805 87 6ms 1 Dec 2025 270th GolfingSuccess 🇬🇷 805 210 1,431ms 8 Feb 2025 271st ovs-code 🇩🇪 802 175 9ms 30 Sep 2024 272nd emgordon154 801 211 1,431ms 24 Jan 2025 273rd MeWhenI 🇻🇦 799 50 3ms 1 Sep 2024 273rd retrohun 799 50 3ms 9 Mar 2025 275th namelessiw 799 111 422ms 22 Apr 2025 276th albanian-laundromat 798 201 4ms 19 days ago 277th nwellnhof 🇩🇪 797 134 395ms 2 Sep 2024 277th tailorspy 797 134 485ms 16 Sep 2024 279th DialFrost 🇸🇬 796 94 95ms 17 Mar 2025 280th MeWhenI 🇻🇦 795 101 112ms 3 Sep 2024 281st pardouin 🇫🇷 794 73 100ms 3 Sep 2024 282nd kg583 🇺🇸 794 112 7ms 9 May 2025 283rd lifthrasiir 🇰🇷 793 32 2ms 29 Nov 2024 284th rucin93 🇵🇱 792 76 131ms 31 Oct 2024 285th FlorianCassayre 🇫🇷 790 79 11ms 15 Sep 2024 286th mousetail 🇳🇱 789 62 66ms 3 Sep 2024 286th GolfingSuccess 🇬🇷 789 62 12ms 2 Dec 2025 288th stefangimmillaro 789 166 306ms 4 Sep 2024 289th m-tkach 🇺🇦 788 169 30ms 47 hours ago 290th kg583 🇺🇸 787 89 7ms 20 Dec 2025 291st ovs-code 🇩🇪 787 95 89ms 1 Sep 2024 292nd sean-niemann 🇺🇸 785 113 431ms 5 Sep 2024 293rd MeWhenI 🇻🇦 785 157 15ms 7 Sep 2024 294th rzv-me 782 80 5ms 5 Oct 2024 295th albanian-laundromat 782 114 2ms 27 Nov 2025 296th nwellnhof 🇩🇪 780 80 15ms 4 Sep 2024 296th canissimia 🇦🇶 780 80 15ms 12 Sep 2024 296th RaBa21 🇭🇺 780 80 12ms 18 Jul 2025 296th 4atj 780 80 16ms 1 Dec 2025 296th HPWiz 🇳🇿 780 80 15ms 6 Dec 2025 296th zgialor-lab 780 80 10ms 17 Dec 2025 302nd KingSkyrock 🇺🇸 778 91 9ms 14 Oct 2024 302nd HumanoidCPU 778 91 9ms 22 Nov 2025 304th stefangimmillaro 778 114 428ms 4 Sep 2024 305th MeWhenI 🇻🇦 777 39 33ms 2 Sep 2024 306th the-zammers 774 114 117ms 1 Dec 2024 307th dokutan 773 104 167ms 1 Sep 2024 308th bizy-coder 771 81 15ms 1 Sep 2024 308th Natanaelel 🇸🇪 771 81 15ms 1 Sep 2024 308th GrayJoKing 🇦🇺 771 81 17ms 2 Sep 2024 308th bricknellj 771 81 16ms 6 Sep 2024 308th wh3n3v3r 🇨🇿 771 81 10ms 11 Nov 2024 308th xnor-gate 771 81 15ms 4 Mar 2025 308th retrohun 771 81 16ms 9 Mar 2025 308th 051 🇸🇬 771 81 16ms 8 Oct 2025 308th edsrzf 🇳🇿 771 81 16ms 1 Dec 2025 308th Steffan153 🇫🇮 771 81 16ms 20 hours ago 318th error256 769 139 470ms 24 Sep 2024 319th emgordon154 769 156 372ms 4 Mar 2025 320th JunkIce 764 76 438ms 3 Dec 2024 First Prev 241–320 of 742 Next Last