ln 2 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 Submitted 524th ei14 692 73 218ms 23 May 2024 524th EnTerr 692 73 19ms 17 Jun 2024 528th MeWhenI 🇻🇦 692 87 1,691ms 9 May 2024 529th msbranicky 692 199 855ms 31 Aug 2023 530th zakariamouhid 690 73 2,764ms 1 Aug 2023 531st MeWhenI 🇻🇦 689 171 2,035ms 28 Mar 2025 532nd stefangimmillaro 688 190 151ms 4 Jun 2025 533rd ovs-code 🇩🇪 677 115 30 May 2025 534th clemmers 🇺🇸 673 75 24ms 1 Aug 2023 534th aksyristos 673 75 22ms 1 Aug 2023 534th bac0id 673 75 25ms 20 Sep 2023 537th iczelia 🇩🇪 672 75 20ms 7 days ago 538th albanian-laundromat 669 176 1,870ms 6 days ago 539th msbranicky 664 76 21ms 3 Aug 2023 539th StHagel 664 76 20ms 3 Aug 2023 539th BREMAUCY 🇫🇷 664 76 23ms 4 Aug 2023 539th SniperSmiley 🇺🇸 664 76 23ms 15 Aug 2023 539th RYNO8 664 76 17ms 20 Aug 2023 539th epic-programmer-guy 664 76 19ms 31 Dec 2023 539th Just4FunCoder 664 76 19ms 26 Feb 2024 539th sultan 664 76 19ms 9 Mar 2024 539th stertooy 🇧🇪 664 76 22ms 11 Jun 2024 539th xyangst 664 76 19ms 12 Oct 2024 539th OSYCh314 🇦🇺 664 76 18ms 2 Nov 2024 539th Unknownuserfrommars 664 76 19ms 20 Nov 2024 539th austinleblanc 664 76 19ms 1 Mar 2025 539th 0dyse 664 76 19ms 29 Apr 2025 539th codewrite 🇬🇧 664 76 19ms 25 May 2025 539th Flekay 🇩🇪 664 76 19ms 10 Jul 2025 539th GoldStar184 664 76 18ms 17 Jul 2025 539th Upload-and-View 🇺🇦 664 76 24ms 9 Aug 2025 539th cthierfelder 🇲🇨 664 76 20ms 8 Sep 2025 558th BREMAUCY 🇫🇷 663 55 99ms 11 Sep 2023 558th tatzyr 🇯🇵 663 55 88ms 6 Feb 2025 560th rollershutter 662 58 209ms 8 Nov 2023 561st MeWhenI 🇻🇦 659 183 161ms 1 Aug 2023 562nd willdaspit 656 77 21ms 4 Aug 2023 562nd jgh713 656 77 19ms 29 Aug 2023 562nd diquah 656 77 19ms 1 Nov 2023 562nd cooljoseph1 656 77 21ms 24 Dec 2023 562nd jameswmccarty 656 77 19ms 4 Jun 2024 562nd swtchblade 656 77 19ms 15 Jul 2025 568th ovs-code 🇩🇪 656 211 1,814ms 14 Sep 2025 569th CaedenHarper 🇨🇦 654 65 1,329ms 26 days ago 570th m-tkach 🇺🇦 653 254 80ms 17 Dec 2023 571st 4hg 🇺🇸 649 69 831ms 17 Sep 2023 572nd Coolbeansyeah 647 78 19ms 13 May 2024 572nd codingisgreatbutiamnot 647 78 18ms 29 Jul 2024 572nd piano-miles 647 78 29ms 4 May 2025 572nd Zhenyu-Bo 647 78 18ms 31 Jul 2025 572nd jacekwladzinski 647 78 22ms 19 days ago 577th Lydxn 🇨🇦 646 176 513ms 6 Aug 2023 578th mousetail 🇳🇱 644 60 1,119ms 24 Oct 2024 579th edsrzf 🇳🇿 644 183 1,800ms 18 Jan 2025 580th jared-hughes 642 177 498ms 24 Sep 2025 581st rifatx 641 138 516ms 15 Jul 2024 582nd heanyang1 640 60 228ms 29 May 2025 583rd eiburns 639 79 19ms 15 Sep 2023 583rd Mabeloid 🇳🇴 639 79 19ms 7 Sep 2024 585th msbranicky 635 76 447ms 17 Jan 2024 586th Natanaelel 🇸🇪 632 38 60ms 3 Aug 2023 587th yuchuehw 631 80 19ms 16 May 2024 587th RaBa21 🇭🇺 631 80 75ms 18 Jul 2025 589th stefangimmillaro 631 191 314ms 23 Oct 2023 590th inventshah 630 155 12ms 1 Aug 2023 591st primo-ppcg 🇹🇭 628 181 453ms 2 Aug 2023 592nd AlephSquirrel 628 202 120ms 3 Aug 2023 593rd Alex-x90 🇺🇸 626 156 8ms 24 May 2024 594th jstechman 623 81 68ms 25 Feb 2024 594th mossiegoat 623 81 488ms 26 days ago 596th janbehrens 🇩🇪 620 178 72ms 4 Aug 2023 597th xsot 🇸🇬 619 133 475ms 2 Aug 2023 598th jared-hughes 618 59 98ms 1 Aug 2023 599th janbehrens 🇩🇪 618 158 7ms 4 Aug 2023 600th Stockoh 🇫🇷 616 82 19ms 19 Jun 2024 First Prev 526–600 of 1,636 Next Last
