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 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 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 Colors (Inverse) 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 Polygon Triangulations QR Encoder Quadratic Formula 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 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 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 Colors (Inverse) 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 Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 151st acotis 854 143 22 May 2025 152nd DialFrost 🇸🇬 852 103 21 Nov 2024 153rd tayloia 🇬🇧 850 83 1 Sep 2024 154th JayXon 🇺🇸 850 95 19 Sep 2024 155th CLOStrophobic 🇮🇹 848 108 19 Feb 2025 156th JayXon 🇺🇸 847 68 6 days ago 157th DialFrost 🇸🇬 847 94 17 Mar 2025 158th pardouin 🇫🇷 846 71 2 Sep 2024 159th JayXon 🇺🇸 846 95 24 May 2025 160th JayXon 🇺🇸 845 118 20 Sep 2024 160th sean-niemann 🇺🇸 845 118 16 Jan 2025 160th albanian-laundromat 845 118 59 mins ago 163rd sean-niemann 🇺🇸 843 74 19 Dec 2024 164th edsrzf 🇳🇿 843 125 31 Dec 2024 164th kg583 🇺🇸 843 125 25 Mar 2025 166th JayXon 🇺🇸 842 87 20 Sep 2024 167th HumanoidCPU 841 74 2 Sep 2024 168th Kacarott 🇦🇺 841 89 1 Sep 2024 169th GrayJoKing 🇦🇺 840 84 2 Sep 2024 169th uttumuttu 🇫🇮 840 84 30 Sep 2024 169th didion0 🇺🇸 840 84 25 days ago 172nd AlephSquirrel 840 109 18 Feb 2025 173rd ovs-code 🇩🇪 838 95 1 Sep 2024 174th Shanethegamer 🇺🇸 838 96 24 May 2025 175th ovs-code 🇩🇪 837 69 1 Sep 2024 175th bizy-coder 837 69 3 Sep 2024 177th edsrzf 🇳🇿 836 99 9 Jan 2025 178th KasperKivimaeki 🇫🇮 834 107 20 Feb 2025 179th nwellnhof 🇩🇪 833 48 1 Sep 2024 180th error256 833 94 1 Sep 2024 181st MeWhenI 🇻🇦 832 75 3 Sep 2024 182nd JayXon 🇺🇸 831 111 20 Sep 2024 183rd MeWhenI 🇻🇦 830 55 1 Sep 2024 183rd Natanaelel 🇸🇪 830 55 1 Sep 2024 183rd pardouin 🇫🇷 830 55 1 Sep 2024 186th xnor-gate 830 82 5 Mar 2025 187th Shanethegamer 🇺🇸 830 145 4 Sep 2024 188th Shanethegamer 🇺🇸 830 202 1 Mar 2025 189th MeWhenI 🇻🇦 829 75 24 Oct 2024 189th duckyluuk 🇳🇱 829 75 25 Oct 2024 189th Artemis21 🇬🇧 829 75 10 Jan 2025 192nd MeWhenI 🇻🇦 828 45 1 Sep 2024 193rd nwellnhof 🇩🇪 827 108 10 Sep 2024 194th emgordon154 825 59 15 Nov 2024 195th HumanoidCPU 825 70 2 Sep 2024 196th error256 825 146 2 May 2025 197th MeWhenI 🇻🇦 824 98 2 Sep 2024 198th sean-niemann 🇺🇸 823 112 4 Sep 2024 199th xsot 🇸🇬 821 76 3 Sep 2024 200th sean-niemann 🇺🇸 821 92 19 Apr 2025 201st m-tkach 🇺🇦 821 145 27 Sep 2024 202nd emplv 🇱🇻 821 159 18 Sep 2024 202nd 0xjac 🇨🇭 821 159 5 days ago 204th duckyluuk 🇳🇱 820 86 1 Sep 2024 205th Yax42 🇫🇷 820 100 23 Apr 2025 206th rak1507 🇬🇧 818 31 11 Sep 2024 207th o0BlackDragon0o 818 76 8 Sep 2024 207th Bombalech 818 76 8 Sep 2024 207th JunkIce 818 76 24 Nov 2024 207th snoozingnewt 🇺🇸 818 76 31 Mar 2025 211th kg583 🇺🇸 818 112 9 May 2025 212th duckyluuk 🇳🇱 817 52 13 Dec 2024 213th canissimia 🇦🇶 816 116 4 Sep 2024 214th m-tkach 🇺🇦 816 170 15 Jan 2025 215th dokutan 813 71 13 Sep 2024 215th KatieLG 🇬🇧 813 71 28 Oct 2024 217th ovs-code 🇩🇪 811 52 1 Sep 2024 218th error256 811 99 4 Sep 2024 219th error256 810 77 1 Sep 2024 220th GrayJoKing 🇦🇺 810 84 1 Sep 2024 220th annaproxy 810 84 22 Oct 2024 222nd JayXon 🇺🇸 809 231 25 Sep 2024 223rd CornerMercury 🇬🇧 808 77 14 Feb 2025 224th sean-niemann 🇺🇸 806 151 16 Jan 2025 225th SirBogman 🇺🇸 806 155 3 Sep 2024 Prev 151–225 of 611 Next