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 Minesweeper 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 Binary Lambda Calculus Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 449th jtaxen 663 94 10ms 26 Sep 2024 452nd edsrzf 🇳🇿 663 104 2ms 22 May 2025 453rd GolfingSuccess 🇬🇷 662 162 388ms 1 Sep 2024 453rd ovs-code 🇩🇪 662 162 2,447ms 1 Sep 2024 455th kg583 🇺🇸 661 106 8ms 26 Sep 2025 456th Maznek 661 107 9ms 8 Oct 2024 457th DialFrost 🇸🇬 661 181 209ms 12 Apr 2025 457th error256 661 181 187ms 22 May 2025 459th Shanethegamer 🇺🇸 660 91 139ms 5 Sep 2024 460th dokutan 659 64 34ms 23 Feb 2025 461st msbranicky 657 95 9ms 1 Sep 2024 461st Bulmenisaurus 657 95 11ms 4 Sep 2024 461st btjones0 657 95 9ms 13 Sep 2024 461st jfallon1997 657 95 10ms 26 Sep 2024 461st jacekwladzinski 657 95 9ms 7 Oct 2025 461st aalec 657 95 10ms 13 days ago 467th NickTheEASDude 🇺🇸 657 105 2ms 7 Oct 2025 468th msbranicky 656 136 3ms 1 Sep 2024 469th msbranicky 655 95 1,996ms 8 Jan 2025 470th Shanethegamer 🇺🇸 655 135 377ms 1 Sep 2024 471st albanian-laundromat 655 189 51ms 14 Sep 2025 472nd lukechampine 655 200 262ms 7 Jun 2025 472nd jerrandolph 655 200 248ms 21 Sep 2025 474th fgrosshans 🇫🇷 650 96 9ms 1 Sep 2024 474th mm1013g 650 96 9ms 2 Sep 2024 474th Mikey-Beep 🇬🇧 650 96 9ms 2 Sep 2024 474th JudeTyrrell 650 96 9ms 22 Sep 2024 478th TFeld00 🇩🇰 649 65 36ms 3 Sep 2024 479th ShiraJoseph 🇺🇸 649 109 9ms 22 Sep 2024 480th voytxt 🇨🇿 646 93 144ms 17 Apr 2025 481st msbranicky 646 203 249ms 1 Sep 2024 482nd error256 645 106 18ms 18 Apr 2025 483rd Waffle3z 645 107 2ms 2 Oct 2024 484th stefangimmillaro 643 71 961ms 3 Sep 2024 485th scpchicken 🇵🇼 643 97 237ms 8 Sep 2024 485th Carlettos1 643 97 12ms 14 Sep 2024 487th mrxz 🇳🇱 643 110 9ms 22 Sep 2024 487th weliveinhell 🇭🇹 643 110 9ms 28 Sep 2024 489th BlankSpruce 641 140 2ms 1 Sep 2024 490th aDwarfNamedUrist 638 138 135ms 4 Sep 2024 491st stefangimmillaro 638 151 342ms 6 Oct 2025 492nd SirBogman 🇺🇸 637 73 296ms 23 Jul 2025 493rd pickerj 636 98 10ms 13 Sep 2024 493rd dtbao20 🇻🇳 636 98 16ms 30 Sep 2024 493rd YAJUE114514 636 98 13ms 30 Jul 2025 496th stefangimmillaro 636 188 206ms 4 Jun 2025 497th emgordon154 635 40 3ms 33 hours ago 498th Shanethegamer 🇺🇸 634 72 1,020ms 1 Sep 2024 498th anter69 🇭🇺 634 72 997ms 25 Oct 2024 500th Ripick 633 127 349ms 6 Sep 2024 501st CaedenHarper 🇨🇦 632 112 9ms 22 Aug 2025 502nd olleicua 🇺🇸 630 67 37ms 6 Sep 2024 503rd alexeldridge 630 99 10ms 14 Sep 2024 503rd Just4FunCoder 630 99 9ms 14 Sep 2025 505th BalaM314 626 113 10ms 4 Feb 2025 506th Kacarott 🇦🇺 624 100 10ms 3 Sep 2024 507th cthierfelder 🇲🇨 624 193 65ms 5 Sep 2025 508th SirBogman 🇺🇸 622 59 119ms 23 Jul 2025 509th DialFrost 🇸🇬 622 111 2ms 22 Nov 2024 510th KrausRaus 🇺🇸 621 114 11ms 1 Sep 2024 510th snoozingnewt 🇺🇸 621 114 10ms 12 Oct 2025 512th Shanethegamer 🇺🇸 620 68 35ms 1 Sep 2024 512th emgordon154 620 68 36ms 1 Sep 2024 512th rvs314 620 68 36ms 24 Sep 2024 515th MeWhenI 🇻🇦 619 86 668ms 15 Sep 2025 516th madex 🇩🇪 618 101 10ms 1 Sep 2024 516th RedzGoose 🇦🇺 618 101 9ms 15 Oct 2024 516th Flekay 🇩🇪 618 101 9ms 10 Jul 2025 519th lifthrasiir 🇰🇷 618 227 47ms 11 Dec 2024 520th Andrey-Plotnikov 615 115 10ms 30 Sep 2025 521st aliakseikalosha 614 144 346ms 5 Sep 2024 522nd sciencejiho 611 102 9ms 13 Sep 2024 522nd FortuiteMan 🇫🇷 611 102 10ms 25 Sep 2024 522nd Papushkado 611 102 10ms 11 days ago 525th Natanaelel 🇸🇪 611 112 20ms 15 May 2025 First Prev 451–525 of 688 Next Last