PalindromemordnilaP in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Morse Decoder Morse Encoder 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 Morse Decoder Morse Encoder 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time 375th sean-niemann 🇺🇸 704 98 5 Sep 2024 375th dokutan 704 98 14 Sep 2024 378th Shanethegamer 🇺🇸 704 114 2 Sep 2024 379th ovs-code 🇩🇪 701 128 1 Sep 2024 380th OllieBoyne 🇬🇧 700 89 9 Sep 2024 380th davecame 700 89 17 Sep 2024 380th Bmrl7 700 89 3 Oct 2024 380th DialFrost 🇸🇬 700 89 21 Nov 2024 384th GrayJoKing 🇦🇺 698 86 2 Sep 2024 384th dokutan 698 86 15 Jun 2025 386th MeWhenI 🇻🇦 698 151 4 Sep 2024 387th CaedenHarper 🇨🇦 697 83 9 Aug 2025 388th frosster 697 99 21 Mar 2025 389th MostParsingVex 696 154 15 Sep 2024 390th mamamia5x 694 102 12 Sep 2024 391st sean-niemann 🇺🇸 694 114 7 Sep 2024 392nd elgan65536 693 172 23 Sep 2024 393rd tatzyr 🇯🇵 692 61 6 days ago 394th sean-niemann 🇺🇸 692 107 23 Aug 2025 395th stefangimmillaro 691 90 14 Nov 2024 396th Shanethegamer 🇺🇸 689 206 4 Sep 2024 397th retrohun 688 89 1 Sep 2024 398th MeWhenI 🇻🇦 688 140 1 Sep 2024 399th BlankSpruce 685 91 1 Sep 2024 399th ZakkkkAttackkkk 🇵🇭 685 91 1 Sep 2024 399th BREMAUCY 🇫🇷 685 91 3 Sep 2024 399th charliegaming 685 91 7 Sep 2024 399th mbittner20 685 91 9 Sep 2024 399th neihousaigaai 685 91 28 Sep 2024 399th Rubiksmath 685 91 1 Oct 2024 399th jameswmccarty 685 91 2 Dec 2024 399th croc54 685 91 12 Jan 2025 399th Pyroan 685 91 24 Feb 2025 399th WillowWispy 685 91 21 Mar 2025 399th KasperKivimaeki 🇫🇮 685 91 3 Jul 2025 399th clayboll99 685 91 15 Jul 2025 399th CaedenHarper 🇨🇦 685 91 9 Aug 2025 399th blaztoma 🇱🇹 685 91 25 days ago 414th GolfingSuccess 🇬🇷 685 131 1 Sep 2024 415th MeWhenI 🇻🇦 682 88 1 Sep 2024 415th error256 682 88 10 Sep 2024 417th kaascevich 682 116 15 Sep 2025 418th edsrzf 🇳🇿 682 118 25 Jun 2025 419th emgordon154 682 288 2 Oct 2024 420th DialFrost 🇸🇬 681 62 30 Jan 2025 420th KatieLG 🇬🇧 681 62 13 days ago 422nd olleicua 🇺🇸 680 104 11 Sep 2024 423rd edsrzf 🇳🇿 678 92 10 Oct 2024 424th BlankSpruce 678 158 1 Sep 2024 425th fourth-bit 677 92 4 Sep 2024 425th bnic24 677 92 5 Sep 2024 427th MeWhenI 🇻🇦 677 117 2 Sep 2024 427th stefangimmillaro 677 117 2 Sep 2024 429th dokutan 675 156 1 Sep 2024 430th edsrzf 🇳🇿 674 104 27 Jan 2025 431st DialFrost 🇸🇬 673 76 1 Aug 2025 432nd madex 🇩🇪 673 177 17 Sep 2024 433rd dcgjb 671 69 11 Sep 2024 434th stefangimmillaro 670 63 2 Sep 2024 434th SirBogman 🇺🇸 670 63 5 Sep 2024 436th adamnielson42 🇺🇸 670 93 7 Oct 2024 436th smiksky 🇺🇸 670 93 16 Oct 2024 436th guilhem-roy 🇫🇷 670 93 31 May 2025 439th dokutan 669 78 3 Sep 2024 440th chunes3 🇺🇸 668 112 1 Sep 2024 441st alicethecatwhisperermeow 668 132 14 Sep 2024 442nd madeforlosers 667 106 23 Oct 2024 443rd mousetail 🇳🇱 663 94 1 Sep 2024 443rd ljweel 663 94 12 Sep 2024 443rd jtaxen 663 94 26 Sep 2024 446th edsrzf 🇳🇿 663 104 22 May 2025 447th GolfingSuccess 🇬🇷 662 162 1 Sep 2024 447th ovs-code 🇩🇪 662 162 1 Sep 2024 449th kg583 🇺🇸 661 106 19 days ago 450th Maznek 661 107 8 Oct 2024 First Prev 376–450 of 670 Next Last