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 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 637th jacekwladzinski 648 78 21ms 4 Oct 2025 642nd Lydxn 🇨🇦 648 176 497ms 6 Aug 2023 643rd mousetail 🇳🇱 645 60 1,017ms 24 Oct 2024 644th rifatx 644 138 476ms 15 Jul 2024 645th jared-hughes 644 177 530ms 24 Sep 2025 646th prestosilver 🇺🇸 643 207 1,068ms 4 hours ago 647th heanyang1 641 60 276ms 29 May 2025 648th eiburns 640 79 20ms 15 Sep 2023 648th Mabeloid 🇳🇴 640 79 19ms 7 Sep 2024 648th Cube14yt 640 79 19ms 19 Nov 2025 648th zyc-2024 🇨🇳 640 79 20ms 30 Dec 2025 652nd prestosilver 🇺🇸 637 154 22ms 2 Dec 2025 653rd msbranicky 636 76 484ms 17 Jan 2024 653rd Andrey2001 636 76 393ms 28 Jan 2026 655th stefangimmillaro 635 191 302ms 23 Oct 2023 656th h3ra993huskp 🇯🇵 633 180 586ms 30 Nov 2025 657th Natanaelel 🇸🇪 632 38 57ms 3 Aug 2023 658th yuchuehw 632 80 19ms 16 May 2024 658th RaBa21 🇭🇺 632 80 79ms 18 Jul 2025 660th inventshah 632 155 11ms 1 Aug 2023 661st dokutan 630 58 57ms 26 Dec 2025 662nd primo-ppcg 🇹🇭 630 181 483ms 2 Aug 2023 663rd AlephSquirrel 630 202 117ms 3 Aug 2023 664th vang1ong7ang 630 209 170ms 6 days ago 665th Alex-x90 🇺🇸 628 156 7ms 24 May 2024 666th jstechman 624 81 65ms 25 Feb 2024 666th robin-scragg 624 81 485ms 28 Sep 2025 668th janbehrens 🇩🇪 624 178 62ms 4 Aug 2023 669th xsot 🇸🇬 620 133 421ms 2 Aug 2023 670th janbehrens 🇩🇪 620 158 7ms 4 Aug 2023 671st jared-hughes 619 59 46ms 25 Dec 2025 672nd Alex-x90 🇺🇸 617 180 71ms 1 Aug 2023 673rd 2bular 616 46 632ms 23 days ago 674th Stockoh 🇫🇷 616 82 20ms 19 Jun 2024 674th wuzekai518 616 82 2,247ms 21 Jun 2024 676th stefangimmillaro 616 153 51ms 26 Apr 2025 677th NickTheEASDude 🇺🇸 614 63 554ms 8 Aug 2024 678th Mabeloid 🇳🇴 612 79 416ms 17 Sep 2024 679th MeWhenI 🇻🇦 610 182 73ms 1 Aug 2023 680th aksyristos 609 60 47ms 27 Dec 2025 681st roupiq 🇵🇱 609 83 714ms 18 Apr 2024 681st JonahEMorgan 609 83 20ms 10 Nov 2024 683rd SirBogman 🇺🇸 609 385 383ms 1 Aug 2023 684th SirBogman 🇺🇸 604 156 52ms 3 Jun 2025 685th CaedenHarper 🇨🇦 601 84 214ms 14 days ago 686th MeWhenI 🇻🇦 598 164 7ms 1 Aug 2023 687th OllyTDev 595 85 18ms 22 Aug 2023 687th NickTheEASDude 🇺🇸 595 85 111ms 20 Aug 2024 689th AlephSquirrel 590 57 16ms 21 Jan 2025 690th Thinkr1 589 62 45ms 18 Nov 2025 690th KatieLG 🇬🇧 589 62 43ms 3 Feb 2026 692nd MeWhenI 🇻🇦 589 235 1,689ms 7 Nov 2025 693rd rustykitty 🇺🇸 588 86 24ms 31 Oct 2025 694th CatsAreFluffy 587 86 50ms 2 Jan 2024 695th madex 🇩🇪 583 168 12ms 21 Feb 2024 696th davbass 🇮🇹 582 66 223ms 25 Aug 2023 697th Chinay-Domitrix 🇺🇸 582 114 2,520ms 2 Mar 2026 698th kmathis22 582 196 507ms 6 Dec 2025 699th edsrzf 🇳🇿 580 63 45ms 25 Dec 2025 700th MeWhenI 🇻🇦 575 164 47ms 29 Apr 2025 701st RobertHoeh 574 88 212ms 16 May 2024 702nd namelessiw 573 199 548ms 15 Nov 2025 703rd Zekaroni 568 89 19ms 29 Aug 2023 703rd CatsAreFluffy 568 89 192ms 2 Jan 2024 705th Yewzir 🇧🇪 566 244 318ms 3 Jan 2024 706th MeWhenI 🇻🇦 561 69 39ms 1 Aug 2023 707th didion0 🇺🇸 561 90 15ms 24 Feb 2025 708th Mabeloid 🇳🇴 560 235 121ms 26 Oct 2025 709th MeWhenI 🇻🇦 559 172 390ms 15 Oct 2023 710th MeWhenI 🇻🇦 558 224 6ms 12 Jan 2025 711th dokutan 557 248 312ms 6 Jan 2024 712th dokutan 555 237 126ms 11 Jan 2024 713th dokutan 555 240 235ms 1 Jul 2025 714th DialFrost 🇸🇬 554 177 5ms 11 Nov 2024 715th adamnielson42 🇺🇸 553 70 539ms 17 Nov 2023 716th CatsAreFluffy 544 89 653ms 15 Jan 2024 717th roguh 🇬🇹 544 93 19ms 9 Jan 2024 718th CaedenHarper 🇨🇦 539 165 1,011ms 19 Oct 2025 719th KaustubhDighe 538 94 18ms 3 Nov 2023 720th elgan65536 🇺🇸 537 245 127ms 7 Feb 2026 First Prev 641–720 of 1,895 Next Last