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 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 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 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 520th ImpressedByRocks 701 72 192ms 24 May 2025 520th FortuiteMan 🇫🇷 701 72 20ms 28 Sep 2025 528th msbranicky 698 55 230ms 12 Jan 2024 529th tomh1012 698 127 409ms 16 Sep 2025 530th MeWhenI 🇻🇦 693 87 1,691ms 9 May 2024 531st MeWhenI 🇻🇦 693 171 2,428ms 28 Mar 2025 532nd adamnielson42 🇺🇸 692 73 19ms 14 Aug 2023 532nd jtaxen 692 73 19ms 17 Mar 2024 532nd ei14 692 73 218ms 23 May 2024 532nd EnTerr 692 73 19ms 17 Jun 2024 536th msbranicky 692 199 769ms 31 Aug 2023 537th zakariamouhid 691 73 2,667ms 1 Aug 2023 538th Daniikk1012 690 41 268ms 10 days ago 539th stefangimmillaro 688 190 151ms 4 Jun 2025 540th dokutan 684 284 2ms 6 days ago 541st ovs-code 🇩🇪 677 115 4,707ms 30 May 2025 542nd clemmers 🇺🇸 673 75 24ms 1 Aug 2023 542nd aksyristos 673 75 22ms 1 Aug 2023 542nd bac0id 673 75 25ms 20 Sep 2023 545th albanian-laundromat 673 176 2,149ms 27 days ago 546th iczelia 🇩🇪 672 75 19ms 16 Oct 2025 547th msbranicky 664 76 21ms 3 Aug 2023 547th StHagel 664 76 20ms 3 Aug 2023 547th BREMAUCY 🇫🇷 664 76 23ms 4 Aug 2023 547th SniperSmiley 🇺🇸 664 76 23ms 15 Aug 2023 547th RYNO8 664 76 17ms 20 Aug 2023 547th epic-programmer-guy 664 76 19ms 31 Dec 2023 547th Just4FunCoder 664 76 19ms 26 Feb 2024 547th sultan 664 76 19ms 9 Mar 2024 547th stertooy 🇧🇪 664 76 22ms 11 Jun 2024 547th xyangst 664 76 19ms 12 Oct 2024 547th OSYCh314 🇦🇺 664 76 18ms 2 Nov 2024 547th Unknownuserfrommars 664 76 19ms 20 Nov 2024 547th austinleblanc 664 76 19ms 1 Mar 2025 547th 0dyse 664 76 19ms 29 Apr 2025 547th codewrite 🇬🇧 664 76 19ms 25 May 2025 547th Flekay 🇩🇪 664 76 19ms 10 Jul 2025 547th GoldStar184 664 76 18ms 17 Jul 2025 547th Upload-and-View 🇺🇦 664 76 24ms 9 Aug 2025 547th cthierfelder 🇲🇨 664 76 20ms 8 Sep 2025 547th LostSyntax21 🇬🇧 664 76 19ms 4 days ago 567th BREMAUCY 🇫🇷 663 55 99ms 11 Sep 2023 567th tatzyr 🇯🇵 663 55 88ms 6 Feb 2025 569th rollershutter 662 58 209ms 8 Nov 2023 570th ovs-code 🇩🇪 661 211 1,563ms 14 Sep 2025 571st MeWhenI 🇻🇦 659 183 146ms 1 Aug 2023 572nd willdaspit 656 77 21ms 4 Aug 2023 572nd jgh713 656 77 19ms 29 Aug 2023 572nd diquah 656 77 19ms 1 Nov 2023 572nd cooljoseph1 656 77 21ms 24 Dec 2023 572nd jameswmccarty 656 77 19ms 4 Jun 2024 572nd swtchblade 656 77 19ms 15 Jul 2025 572nd Voltrifrodec 🇸🇰 656 77 17ms 6 days ago 579th CaedenHarper 🇨🇦 655 65 1,155ms 27 Sep 2025 580th m-tkach 🇺🇦 653 254 80ms 17 Dec 2023 581st 4hg 🇺🇸 650 69 831ms 17 Sep 2023 582nd edsrzf 🇳🇿 648 183 2,900ms 18 Jan 2025 583rd Coolbeansyeah 647 78 19ms 13 May 2024 583rd codingisgreatbutiamnot 647 78 18ms 29 Jul 2024 583rd piano-miles 647 78 29ms 4 May 2025 583rd Zhenyu-Bo 647 78 18ms 31 Jul 2025 583rd jacekwladzinski 647 78 22ms 4 Oct 2025 588th Lydxn 🇨🇦 646 176 361ms 6 Aug 2023 589th mousetail 🇳🇱 644 60 1,119ms 24 Oct 2024 590th jared-hughes 643 177 362ms 24 Sep 2025 591st rifatx 642 138 516ms 15 Jul 2024 592nd heanyang1 640 60 228ms 29 May 2025 593rd eiburns 639 79 19ms 15 Sep 2023 593rd Mabeloid 🇳🇴 639 79 19ms 7 Sep 2024 595th msbranicky 635 76 447ms 17 Jan 2024 596th Natanaelel 🇸🇪 632 38 60ms 3 Aug 2023 597th yuchuehw 631 80 19ms 16 May 2024 597th RaBa21 🇭🇺 631 80 75ms 18 Jul 2025 599th stefangimmillaro 631 191 295ms 23 Oct 2023 600th inventshah 630 155 12ms 1 Aug 2023 First Prev 526–600 of 1,670 Next Last
