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 241st MeWhenI 🇻🇦 834 75 2,277ms 24 Oct 2024 241st duckyluuk 🇳🇱 834 75 2,516ms 25 Oct 2024 243rd xnor-gate 834 82 16ms 5 Mar 2025 244th Maznek 834 85 10ms 17 days ago 245th MeWhenI 🇻🇦 833 45 4ms 1 Sep 2024 246th nwellnhof 🇩🇪 833 48 4ms 1 Sep 2024 247th Artemis21 🇬🇧 833 75 11ms 10 Jan 2025 248th error256 833 98 149ms 12 Feb 2026 249th edsrzf 🇳🇿 833 106 8ms 7 Mar 2026 250th edsrzf 🇳🇿 833 134 31ms 14 Mar 2026 251st HumanoidCPU 832 70 388ms 2 Sep 2024 251st dokutan 832 70 497ms 14 Feb 2026 253rd emplv 🇱🇻 832 159 343ms 18 Sep 2024 254th emgordon154 831 59 8ms 15 Nov 2024 255th MeWhenI 🇻🇦 831 98 401ms 2 Sep 2024 256th CLOStrophobic 🇮🇹 828 108 6ms 19 Feb 2025 257th edsrzf 🇳🇿 828 118 83ms 23 days ago 258th duckyluuk 🇳🇱 825 86 10ms 1 Sep 2024 259th o0BlackDragon0o 822 76 13ms 8 Sep 2024 259th Bombalech 822 76 13ms 8 Sep 2024 259th JunkIce 822 76 11ms 24 Nov 2024 262nd AlephSquirrel 821 109 7ms 18 Feb 2025 263rd error256 821 150 27ms 5 May 2025 264th KatieLG 🇬🇧 820 71 471ms 28 Oct 2024 264th GolfingSuccess 🇬🇷 820 71 430ms 12 Mar 2026 266th rak1507 🇬🇧 819 31 3ms 11 Sep 2024 267th sean-niemann 🇺🇸 819 151 83ms 16 Jan 2025 268th error256 818 77 6ms 1 Sep 2024 269th GrayJoKing 🇦🇺 817 108 7ms 7 Mar 2026 270th tomtheisen 🇺🇸 816 109 413ms 8 Nov 2024 271st canissimia 🇦🇶 816 116 13ms 4 Sep 2024 272nd m-tkach 🇺🇦 816 170 635ms 15 Jan 2025 273rd ovs-code 🇩🇪 815 52 36ms 1 Sep 2024 274th GrayJoKing 🇦🇺 814 84 14ms 1 Sep 2024 274th annaproxy 814 84 17ms 22 Oct 2024 276th error256 814 87 6ms 16 Apr 2025 276th edsrzf 🇳🇿 814 87 7ms 1 Dec 2025 278th GolfingSuccess 🇬🇷 814 120 84ms 26 days ago 279th Shanethegamer 🇺🇸 814 145 1,510ms 4 Sep 2024 280th GolfingSuccess 🇬🇷 810 210 1,425ms 8 Feb 2025 281st error256 809 146 1,390ms 2 May 2025 282nd MostParsingVex 809 153 44ms 3 Oct 2024 283rd primo-ppcg 🇹🇭 809 232 145ms 1 Dec 2025 284th MeWhenI 🇻🇦 808 101 129ms 3 Sep 2024 285th DialFrost 🇸🇬 807 94 83ms 17 Mar 2025 286th emgordon154 806 211 1,427ms 24 Jan 2025 287th MeWhenI 🇻🇦 805 157 13ms 7 Sep 2024 288th namelessiw 802 111 428ms 22 Apr 2025 289th nwellnhof 🇩🇪 802 134 456ms 2 Sep 2024 289th tailorspy 802 134 581ms 16 Sep 2024 291st ovs-code 🇩🇪 802 175 9ms 30 Sep 2024 292nd pardouin 🇫🇷 801 73 81ms 3 Sep 2024 292nd Steffan153 🇫🇮 801 73 78ms 21 Feb 2026 294th MeWhenI 🇻🇦 799 50 3ms 1 Sep 2024 294th retrohun 799 50 3ms 9 Mar 2025 296th ovs-code 🇩🇪 799 95 78ms 1 Sep 2024 297th kg583 🇺🇸 799 112 10ms 9 May 2025 298th albanian-laundromat 🇺🇸 798 201 4ms 23 Jan 2026 299th stefangimmillaro 797 166 334ms 4 Sep 2024 300th kg583 🇺🇸 796 89 7ms 20 Dec 2025 301st lifthrasiir 🇰🇷 794 32 2ms 29 Nov 2024 301st emgordon154 794 32 2ms 11 Mar 2026 303rd rucin93 🇵🇱 792 76 134ms 31 Oct 2024 304th mousetail 🇳🇱 791 62 59ms 3 Sep 2024 304th GolfingSuccess 🇬🇷 791 62 10ms 2 Dec 2025 306th FlorianCassayre 🇫🇷 791 79 13ms 15 Sep 2024 307th MostParsingVex 790 156 65ms 16 days ago 308th rzv-me 788 80 6ms 5 Oct 2024 309th sean-niemann 🇺🇸 788 113 427ms 5 Sep 2024 310th kg583 🇺🇸 788 124 83ms 25 days ago 311th albanian-laundromat 🇺🇸 787 114 2ms 27 Nov 2025 312th dokutan 785 104 203ms 1 Sep 2024 313th error256 783 154 201ms 12 Feb 2026 314th nwellnhof 🇩🇪 781 80 15ms 4 Sep 2024 314th canissimia 🇦🇶 781 80 16ms 12 Sep 2024 314th RaBa21 🇭🇺 781 80 10ms 18 Jul 2025 314th 4atj 781 80 18ms 1 Dec 2025 314th HPWiz 🇳🇿 781 80 15ms 6 Dec 2025 314th zgialor-lab 781 80 14ms 17 Dec 2025 320th stefangimmillaro 781 114 396ms 4 Sep 2024 First Prev 241–320 of 841 Next Last