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 638th Zhenyu-Bo 648 78 18ms 31 Jul 2025 638th jacekwladzinski 648 78 21ms 4 Oct 2025 643rd Lydxn 🇨🇦 648 176 497ms 6 Aug 2023 644th mousetail 🇳🇱 645 60 1,017ms 24 Oct 2024 645th rifatx 644 138 541ms 15 Jul 2024 646th jared-hughes 644 177 530ms 24 Sep 2025 647th prestosilver 🇺🇸 643 207 1,068ms 9 days ago 648th heanyang1 641 60 230ms 29 May 2025 649th eiburns 640 79 20ms 15 Sep 2023 649th Mabeloid 🇳🇴 640 79 19ms 7 Sep 2024 649th Cube14yt 640 79 19ms 19 Nov 2025 649th zyc-2024 🇨🇳 640 79 20ms 30 Dec 2025 653rd prestosilver 🇺🇸 637 154 22ms 2 Dec 2025 654th msbranicky 636 76 484ms 17 Jan 2024 654th Andrey2001 636 76 393ms 28 Jan 2026 656th stefangimmillaro 635 191 300ms 23 Oct 2023 657th h3ra993huskp 🇯🇵 633 180 586ms 30 Nov 2025 658th Natanaelel 🇸🇪 632 38 58ms 3 Aug 2023 659th yuchuehw 632 80 19ms 16 May 2024 659th RaBa21 🇭🇺 632 80 79ms 18 Jul 2025 661st inventshah 632 155 11ms 1 Aug 2023 662nd dokutan 630 58 61ms 26 Dec 2025 663rd primo-ppcg 🇹🇭 630 181 483ms 2 Aug 2023 664th AlephSquirrel 630 202 117ms 3 Aug 2023 665th vang1ong7ang 630 209 167ms 15 days ago 666th Alex-x90 🇺🇸 628 156 7ms 24 May 2024 667th jstechman 624 81 65ms 25 Feb 2024 667th robin-scragg 624 81 485ms 28 Sep 2025 669th janbehrens 🇩🇪 624 178 79ms 4 Aug 2023 670th xsot 🇸🇬 620 133 421ms 2 Aug 2023 671st janbehrens 🇩🇪 620 158 7ms 4 Aug 2023 672nd jared-hughes 619 59 49ms 25 Dec 2025 673rd Alex-x90 🇺🇸 617 180 73ms 1 Aug 2023 674th 2bular 616 46 632ms 21 Mar 2026 675th Stockoh 🇫🇷 616 82 20ms 19 Jun 2024 675th wuzekai518 616 82 2,247ms 21 Jun 2024 677th stefangimmillaro 616 153 51ms 26 Apr 2025 678th NickTheEASDude 🇺🇸 614 63 554ms 8 Aug 2024 679th Mabeloid 🇳🇴 612 79 416ms 17 Sep 2024 680th MeWhenI 🇻🇦 610 182 74ms 1 Aug 2023 681st aksyristos 609 60 45ms 27 Dec 2025 682nd 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 23 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 44ms 18 Nov 2025 690th KatieLG 🇬🇧 589 62 47ms 3 Feb 2026 692nd rustykitty 🇺🇸 588 86 24ms 31 Oct 2025 693rd CatsAreFluffy 587 86 51ms 2 Jan 2024 694th madex 🇩🇪 583 168 12ms 21 Feb 2024 695th davbass 🇮🇹 582 66 213ms 25 Aug 2023 696th Chinay-Domitrix 🇺🇸 582 114 2,520ms 2 Mar 2026 697th kmathis22 582 196 507ms 6 Dec 2025 698th edsrzf 🇳🇿 580 63 48ms 25 Dec 2025 699th MeWhenI 🇻🇦 575 164 47ms 29 Apr 2025 700th RobertHoeh 574 88 212ms 16 May 2024 701st namelessiw 573 199 548ms 15 Nov 2025 702nd MeWhenI 🇻🇦 569 238 1,910ms 7 days ago 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 13ms 24 Feb 2025 708th Mabeloid 🇳🇴 560 235 128ms 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 120ms 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 roguh 🇬🇹 544 93 19ms 9 Jan 2024 717th CatsAreFluffy 543 89 653ms 15 Jan 2024 718th CaedenHarper 🇨🇦 539 165 1,110ms 19 Oct 2025 719th KaustubhDighe 538 94 18ms 3 Nov 2023 720th elgan65536 🇺🇸 537 245 130ms 7 Feb 2026 First Prev 641–720 of 1,914 Next Last