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 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 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers 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 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 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 601st 4hg 🇺🇸 650 69 819ms 17 Sep 2023 602nd Coolbeansyeah 648 78 18ms 13 May 2024 602nd codingisgreatbutiamnot 648 78 18ms 29 Jul 2024 602nd piano-miles 648 78 17ms 4 May 2025 602nd Zhenyu-Bo 648 78 17ms 31 Jul 2025 602nd jacekwladzinski 648 78 20ms 4 Oct 2025 607th edsrzf 🇳🇿 648 183 2,335ms 18 Jan 2025 608th Lydxn 🇨🇦 646 176 469ms 6 Aug 2023 609th mousetail 🇳🇱 644 60 1,017ms 24 Oct 2024 610th jared-hughes 643 177 473ms 24 Sep 2025 611th rifatx 642 138 447ms 15 Jul 2024 612th heanyang1 640 60 321ms 29 May 2025 613th eiburns 640 79 17ms 15 Sep 2023 613th Mabeloid 🇳🇴 640 79 18ms 7 Sep 2024 613th Cube14yt 640 79 23ms 19 Nov 2025 616th msbranicky 636 76 405ms 17 Jan 2024 617th prestosilver 🇺🇸 635 154 22ms 15 days ago 618th Natanaelel 🇸🇪 632 38 73ms 3 Aug 2023 619th yuchuehw 632 80 18ms 16 May 2024 619th RaBa21 🇭🇺 632 80 73ms 18 Jul 2025 621st h3ra993huskp 🇯🇵 632 180 504ms 17 days ago 622nd stefangimmillaro 632 191 296ms 23 Oct 2023 623rd inventshah 631 155 11ms 1 Aug 2023 624th primo-ppcg 🇹🇭 629 181 534ms 2 Aug 2023 625th AlephSquirrel 628 202 117ms 3 Aug 2023 626th Alex-x90 🇺🇸 627 156 7ms 24 May 2024 627th jstechman 624 81 74ms 25 Feb 2024 627th robin-scragg 624 81 476ms 28 Sep 2025 629th janbehrens 🇩🇪 622 178 58ms 4 Aug 2023 630th jared-hughes 619 59 102ms 1 Aug 2023 631st xsot 🇸🇬 619 133 463ms 2 Aug 2023 632nd janbehrens 🇩🇪 619 158 7ms 4 Aug 2023 633rd Stockoh 🇫🇷 616 82 19ms 19 Jun 2024 633rd wuzekai518 616 82 2,660ms 21 Jun 2024 635th Alex-x90 🇺🇸 616 180 77ms 1 Aug 2023 636th NickTheEASDude 🇺🇸 614 63 575ms 8 Aug 2024 637th stefangimmillaro 613 153 53ms 26 Apr 2025 638th Mabeloid 🇳🇴 611 79 541ms 17 Sep 2024 639th roupiq 🇵🇱 609 83 672ms 18 Apr 2024 639th JonahEMorgan 609 83 18ms 10 Nov 2024 641st MeWhenI 🇻🇦 609 182 76ms 1 Aug 2023 642nd aksyristos 608 60 121ms 1 Aug 2023 643rd SirBogman 🇺🇸 607 385 420ms 1 Aug 2023 644th SirBogman 🇺🇸 602 156 52ms 3 Jun 2025 645th MeWhenI 🇻🇦 596 164 7ms 1 Aug 2023 646th MeWhenI 🇻🇦 595 235 1,689ms 7 Nov 2025 647th OllyTDev 594 85 19ms 22 Aug 2023 647th NickTheEASDude 🇺🇸 594 85 109ms 20 Aug 2024 649th AlephSquirrel 589 57 15ms 21 Jan 2025 650th Thinkr1 589 62 86ms 18 Nov 2025 651st CatsAreFluffy 587 86 43ms 2 Jan 2024 651st rustykitty 🇺🇸 587 86 18ms 31 Oct 2025 653rd jacobly0 🇺🇸 584 169 3,789ms 3 Sep 2023 654th davbass 🇮🇹 582 66 245ms 25 Aug 2023 655th madex 🇩🇪 582 168 12ms 21 Feb 2024 656th kmathis22 580 196 475ms 11 days ago 657th RobertHoeh 574 88 207ms 16 May 2024 658th MeWhenI 🇻🇦 572 164 47ms 29 Apr 2025 659th namelessiw 572 199 467ms 15 Nov 2025 660th dokutan 570 64 89ms 4 Oct 2024 661st Zekaroni 568 89 17ms 29 Aug 2023 661st CatsAreFluffy 568 89 185ms 2 Jan 2024 661st Aquateraneal 568 89 18ms 5 Nov 2025 664th MeWhenI 🇻🇦 565 172 399ms 15 Oct 2023 665th Yewzir 🇧🇪 564 244 268ms 3 Jan 2024 666th didion0 🇺🇸 561 90 11ms 24 Feb 2025 666th CaedenHarper 🇨🇦 561 90 172ms 6 Sep 2025 668th MeWhenI 🇻🇦 560 69 40ms 1 Aug 2023 669th Mabeloid 🇳🇴 557 235 136ms 26 Oct 2025 670th MeWhenI 🇻🇦 556 224 6ms 12 Jan 2025 671st dokutan 555 248 271ms 6 Jan 2024 672nd edsrzf 🇳🇿 553 66 119ms 25 Nov 2024 673rd adamnielson42 🇺🇸 552 70 547ms 17 Nov 2023 674th DialFrost 🇸🇬 552 177 5ms 11 Nov 2024 675th dokutan 552 237 120ms 11 Jan 2024 First Prev 601–675 of 1,714 Next Last