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 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 Chars Time Submitted 321st stefangimmillaro 781 114 426ms 4 Sep 2024 322nd KingSkyrock 🇺🇸 779 91 11ms 14 Oct 2024 322nd HumanoidCPU 779 91 10ms 22 Nov 2025 324th MeWhenI 🇻🇦 778 39 33ms 2 Sep 2024 325th the-zammers 777 114 117ms 1 Dec 2024 326th emgordon154 775 156 390ms 4 Mar 2025 327th Matter1024 🇮🇳 774 123 439ms 5 days ago 328th error256 773 139 511ms 24 Sep 2024 329th bizy-coder 771 81 15ms 1 Sep 2024 329th Natanaelel 🇸🇪 771 81 15ms 1 Sep 2024 329th GrayJoKing 🇦🇺 771 81 15ms 2 Sep 2024 329th bricknellj 771 81 17ms 6 Sep 2024 329th wh3n3v3r 🇨🇿 771 81 11ms 11 Nov 2024 329th xnor-gate 771 81 15ms 4 Mar 2025 329th retrohun 771 81 15ms 9 Mar 2025 329th 051 🇸🇬 771 81 16ms 8 Oct 2025 329th edsrzf 🇳🇿 771 81 18ms 1 Dec 2025 338th edsrzf 🇳🇿 771 83 106ms 28 Feb 2026 339th JunkIce 767 76 397ms 3 Dec 2024 340th stefangimmillaro 767 169 43ms 3 Sep 2024 341st vang1ong7ang 765 158 196ms 8 days ago 342nd emplv 🇱🇻 764 79 157ms 1 Nov 2024 343rd error256 763 116 119ms 2 Sep 2024 344th jatloe 762 82 14ms 4 Sep 2024 344th rchalamala 762 82 11ms 2 Jan 2025 346th sean-niemann 🇺🇸 761 118 3ms 16 Jan 2025 347th kg583 🇺🇸 760 102 5ms 19 Dec 2025 348th targrik 759 83 5ms 8 Feb 2025 349th UnderKoen 🇳🇱 759 185 63ms 1 Dec 2025 350th Shanethegamer 🇺🇸 757 117 119ms 1 Sep 2024 351st DialFrost 🇸🇬 756 225 1,467ms 20 Jan 2025 352nd emgordon154 754 94 10ms 1 Sep 2024 352nd stefangimmillaro 754 94 11ms 4 Sep 2024 354th error256 753 226 1,489ms 28 Mar 2025 355th Mikey-Beep 🇬🇧 748 119 400ms 2 Sep 2024 356th alemelis 747 78 453ms 1 Sep 2024 356th Shanethegamer 🇺🇸 747 78 465ms 1 Sep 2024 356th SirBogman 🇺🇸 747 78 516ms 4 Sep 2024 356th error256 747 78 484ms 4 Sep 2024 356th commandz0 🇺🇸 747 78 510ms 1 Sep 2025 361st Shanethegamer 🇺🇸 746 95 12ms 1 Sep 2024 362nd zacjl 744 84 12ms 18 Sep 2024 362nd xsot 🇸🇬 744 84 11ms 20 Dec 2025 364th Shanethegamer 🇺🇸 744 128 473ms 1 Sep 2024 365th xsot 🇸🇬 742 58 1,056ms 19 Dec 2025 366th dokutan 738 96 6ms 13 Sep 2024 367th Shanethegamer 🇺🇸 738 105 4ms 1 Sep 2024 368th FlyingPenguin223 737 94 1ms 18 Sep 2024 369th error256 735 121 419ms 24 Sep 2024 370th GolfingSuccess 🇬🇷 733 30 53ms 1 Sep 2024 370th MeWhenI 🇻🇦 733 30 65ms 8 Jun 2025 370th CaedenHarper 🇨🇦 733 30 46ms 1 Dec 2025 373rd Shanethegamer 🇺🇸 733 122 6ms 4 Oct 2024 374th albanian-laundromat 🇺🇸 733 232 1,446ms 15 Oct 2025 375th targrik 731 97 11ms 8 Feb 2025 375th dokutan 731 97 12ms 15 Jun 2025 377th emgordon154 729 63 1,252ms 18 Nov 2024 378th bitsandbeyond 🇳🇱 729 64 287ms 1 Dec 2025 379th Shanethegamer 🇺🇸 729 95 2ms 2 Sep 2024 380th MeWhenI 🇻🇦 728 80 450ms 1 Sep 2024 380th GrayJoKing 🇦🇺 728 80 436ms 2 Sep 2024 382nd SirBogman 🇺🇸 727 86 10ms 2 Sep 2024 382nd stefangimmillaro 727 86 11ms 2 Sep 2024 382nd m-tkach 🇺🇦 727 86 11ms 2 Sep 2024 382nd lynn 727 86 11ms 4 Sep 2024 382nd kops-cg 727 86 10ms 11 Feb 2025 382nd bzijlema 🇳🇱 727 86 12ms 14 May 2025 382nd 5cw 🇺🇸 727 86 10ms 4 Aug 2025 382nd ovs-code 🇩🇪 727 86 11ms 30 Nov 2025 390th janAkali 🇷🇺 727 112 375ms 12 Feb 2026 391st Shanethegamer 🇺🇸 726 70 263ms 5 Sep 2024 391st MarcMush 🇫🇷 726 70 650ms 16 Sep 2024 393rd charliegaming 724 98 10ms 7 Sep 2024 394th dokutan 724 124 2ms 5 Sep 2024 395th jusaka 724 167 229ms 4 hours ago 396th mykytamatiukha 719 168 221ms 15 Jan 2026 397th anter69 🇭🇺 718 59 64ms 25 Oct 2024 398th GolfingSuccess 🇬🇷 718 87 10ms 1 Sep 2024 398th alemelis 718 87 11ms 1 Sep 2024 398th Shanethegamer 🇺🇸 718 87 11ms 1 Sep 2024 First Prev 321–400 of 866 Next Last