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ln 2 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 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 Continued Fractions 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 Taxicab 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 Continued Fractions 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 Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 526th SirBogman 🇺🇸 714 47 914ms 3 Aug 2023 527th davecame 711 71 21ms 12 Oct 2023 527th Pyroan 711 71 17ms 11 Mar 2025 529th lynn 705 223 231ms 4 Aug 2023 530th XioR112 🇵🇱 702 72 18ms 29 Aug 2023 530th rollershutter 702 72 17ms 9 Nov 2023 530th Dataen 702 72 17ms 10 Jan 2024 530th Hebelub 702 72 17ms 10 Jan 2024 530th jfallon1997 702 72 17ms 30 Apr 2024 530th pinguicula 702 72 10ms 15 Aug 2024 530th ImpressedByRocks 702 72 162ms 24 May 2025 530th FortuiteMan 🇫🇷 702 72 18ms 28 Sep 2025 538th msbranicky 698 55 229ms 12 Jan 2024 539th tomh1012 698 127 387ms 16 Sep 2025 540th MeWhenI 🇻🇦 694 87 1,686ms 9 May 2024 540th kg583 🇺🇸 694 87 83ms 6 days ago 542nd MeWhenI 🇻🇦 693 171 1,601ms 28 Mar 2025 543rd adamnielson42 🇺🇸 692 73 17ms 14 Aug 2023 543rd jtaxen 692 73 17ms 17 Mar 2024 543rd ei14 692 73 182ms 23 May 2024 543rd EnTerr 692 73 17ms 17 Jun 2024 547th msbranicky 692 199 769ms 31 Aug 2023 548th zakariamouhid 691 73 2,614ms 1 Aug 2023 549th Daniikk1012 690 41 268ms 26 days ago 550th stefangimmillaro 688 190 142ms 4 Jun 2025 551st dokutan 685 284 2ms 22 days ago 552nd ovs-code 🇩🇪 677 115 4,707ms 30 May 2025 553rd clemmers 🇺🇸 673 75 17ms 1 Aug 2023 553rd aksyristos 673 75 17ms 1 Aug 2023 553rd bac0id 673 75 17ms 20 Sep 2023 556th albanian-laundromat 673 176 1,604ms 18 Oct 2025 557th iczelia 🇩🇪 672 75 20ms 16 Oct 2025 558th msbranicky 665 76 17ms 3 Aug 2023 558th StHagel 665 76 18ms 3 Aug 2023 558th BREMAUCY 🇫🇷 665 76 18ms 4 Aug 2023 558th SniperSmiley 🇺🇸 665 76 17ms 15 Aug 2023 558th RYNO8 665 76 17ms 20 Aug 2023 558th epic-programmer-guy 665 76 17ms 31 Dec 2023 558th Just4FunCoder 665 76 17ms 26 Feb 2024 558th sultan 665 76 17ms 9 Mar 2024 558th stertooy 🇧🇪 665 76 18ms 11 Jun 2024 558th xyangst 665 76 18ms 12 Oct 2024 558th OSYCh314 🇦🇺 665 76 17ms 2 Nov 2024 558th Unknownuserfrommars 665 76 18ms 20 Nov 2024 558th austinleblanc 665 76 20ms 1 Mar 2025 558th 0dyse 665 76 17ms 29 Apr 2025 558th codewrite 🇬🇧 665 76 21ms 25 May 2025 558th Flekay 🇩🇪 665 76 18ms 10 Jul 2025 558th GoldStar184 665 76 18ms 17 Jul 2025 558th Upload-and-View 🇺🇦 665 76 18ms 9 Aug 2025 558th cthierfelder 🇲🇨 665 76 18ms 8 Sep 2025 558th LostSyntax21 🇬🇧 665 76 18ms 20 days ago 578th BREMAUCY 🇫🇷 664 55 99ms 11 Sep 2023 578th tatzyr 🇯🇵 664 55 88ms 6 Feb 2025 580th ovs-code 🇩🇪 663 211 1,563ms 14 Sep 2025 581st rollershutter 662 58 185ms 8 Nov 2023 582nd MeWhenI 🇻🇦 660 183 146ms 1 Aug 2023 583rd willdaspit 656 77 17ms 4 Aug 2023 583rd jgh713 656 77 17ms 29 Aug 2023 583rd diquah 656 77 17ms 1 Nov 2023 583rd cooljoseph1 656 77 17ms 24 Dec 2023 583rd jameswmccarty 656 77 17ms 4 Jun 2024 583rd swtchblade 656 77 17ms 15 Jul 2025 583rd Voltrifrodec 🇸🇰 656 77 18ms 22 days ago 590th m-tkach 🇺🇦 656 254 80ms 17 Dec 2023 591st CaedenHarper 🇨🇦 655 65 1,155ms 27 Sep 2025 592nd 4hg 🇺🇸 650 69 831ms 17 Sep 2023 593rd Coolbeansyeah 648 78 17ms 13 May 2024 593rd codingisgreatbutiamnot 648 78 17ms 29 Jul 2024 593rd piano-miles 648 78 17ms 4 May 2025 593rd Zhenyu-Bo 648 78 17ms 31 Jul 2025 593rd jacekwladzinski 648 78 24ms 4 Oct 2025 598th edsrzf 🇳🇿 648 183 2,471ms 18 Jan 2025 599th Lydxn 🇨🇦 646 176 361ms 6 Aug 2023 600th mousetail 🇳🇱 644 60 1,119ms 24 Oct 2024 First Prev 526–600 of 1,699 Next Last