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 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 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 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 Transpose Sentence 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 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 Transpose Sentence 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 151st CLOStrophobic 🇮🇹 848 108 19 Feb 2025 152nd DialFrost 🇸🇬 847 94 17 Mar 2025 153rd pardouin 🇫🇷 846 71 2 Sep 2024 154th acotis 845 148 3 Feb 2025 155th JayXon 🇺🇸 844 99 10 Sep 2024 156th sean-niemann 🇺🇸 843 74 19 Dec 2024 157th edsrzf 🇳🇿 843 125 31 Dec 2024 157th kg583 🇺🇸 843 125 25 Mar 2025 159th JayXon 🇺🇸 842 87 20 Sep 2024 160th Kacarott 🇦🇺 841 89 1 Sep 2024 161st HumanoidCPU 840 74 2 Sep 2024 162nd AlephSquirrel 840 109 18 Feb 2025 163rd GrayJoKing 🇦🇺 838 84 2 Sep 2024 163rd uttumuttu 🇫🇮 838 84 30 Sep 2024 165th ovs-code 🇩🇪 838 95 1 Sep 2024 166th ovs-code 🇩🇪 837 69 1 Sep 2024 166th bizy-coder 837 69 3 Sep 2024 168th JayXon 🇺🇸 837 118 20 Sep 2024 168th sean-niemann 🇺🇸 837 118 16 Jan 2025 170th edsrzf 🇳🇿 836 99 9 Jan 2025 171st nwellnhof 🇩🇪 833 48 1 Sep 2024 172nd error256 833 94 1 Sep 2024 173rd MeWhenI 🇻🇦 832 75 3 Sep 2024 174th KasperKivimaeki 🇫🇮 832 107 20 Feb 2025 175th JayXon 🇺🇸 831 111 20 Sep 2024 176th MeWhenI 🇻🇦 830 55 1 Sep 2024 176th Natanaelel 🇸🇪 830 55 1 Sep 2024 176th pardouin 🇫🇷 830 55 1 Sep 2024 179th Shanethegamer 🇺🇸 830 145 4 Sep 2024 180th Shanethegamer 🇺🇸 830 202 1 Mar 2025 181st MeWhenI 🇻🇦 829 75 24 Oct 2024 181st duckyluuk 🇳🇱 829 75 25 Oct 2024 181st Artemis21 🇬🇧 829 75 10 Jan 2025 184th MeWhenI 🇻🇦 828 45 1 Sep 2024 185th xnor-gate 826 82 5 Mar 2025 186th emgordon154 825 59 15 Nov 2024 187th HumanoidCPU 825 70 2 Sep 2024 188th error256 825 146 8 days ago 189th MeWhenI 🇻🇦 824 98 2 Sep 2024 190th nwellnhof 🇩🇪 824 108 10 Sep 2024 191st JayXon 🇺🇸 823 70 6 Sep 2024 192nd sean-niemann 🇺🇸 823 112 4 Sep 2024 193rd xsot 🇸🇬 821 76 3 Sep 2024 194th sean-niemann 🇺🇸 821 92 21 days ago 195th m-tkach 🇺🇦 821 145 27 Sep 2024 196th Yax42 🇫🇷 820 100 17 days ago 197th Shanethegamer 🇺🇸 820 102 1 Sep 2024 198th duckyluuk 🇳🇱 819 86 1 Sep 2024 199th rak1507 🇬🇧 818 31 11 Sep 2024 200th o0BlackDragon0o 818 76 8 Sep 2024 200th Bombalech 818 76 8 Sep 2024 200th JunkIce 818 76 24 Nov 2024 200th snoozingnewt 🇺🇸 818 76 31 Mar 2025 204th kg583 🇺🇸 818 112 40 hours ago 205th duckyluuk 🇳🇱 817 52 13 Dec 2024 206th canissimia 🇦🇶 816 116 4 Sep 2024 207th m-tkach 🇺🇦 816 170 15 Jan 2025 208th emplv 🇱🇻 814 159 18 Sep 2024 209th dokutan 813 71 13 Sep 2024 209th KatieLG 🇬🇧 813 71 28 Oct 2024 211th ovs-code 🇩🇪 811 52 1 Sep 2024 212th error256 811 99 4 Sep 2024 213th error256 810 77 1 Sep 2024 214th JayXon 🇺🇸 809 231 25 Sep 2024 215th CornerMercury 🇬🇧 808 77 14 Feb 2025 216th GrayJoKing 🇦🇺 806 84 1 Sep 2024 216th annaproxy 806 84 22 Oct 2024 218th sean-niemann 🇺🇸 806 151 16 Jan 2025 219th SirBogman 🇺🇸 806 155 3 Sep 2024 220th error256 805 93 2 Sep 2024 221st nwellnhof 🇩🇪 804 102 20 Sep 2024 222nd dokutan 804 104 1 Sep 2024 223rd emgordon154 802 156 4 Mar 2025 224th ovs-code 🇩🇪 802 175 30 Sep 2024 225th m-tkach 🇺🇦 802 177 27 Sep 2024 Prev 151–225 of 596 Next