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 641st jared-hughes 643 177 533ms 24 Sep 2025 642nd heanyang1 640 60 213ms 29 May 2025 643rd eiburns 640 79 18ms 15 Sep 2023 643rd Mabeloid 🇳🇴 640 79 18ms 7 Sep 2024 643rd Cube14yt 640 79 18ms 19 Nov 2025 643rd zyc-2024 🇨🇳 640 79 20ms 30 Dec 2025 647th prestosilver 🇺🇸 639 208 1,053ms 26 days ago 648th msbranicky 636 76 439ms 17 Jan 2024 648th Andrey2001 636 76 390ms 28 Jan 2026 648th jusaka 636 76 394ms 5 days ago 651st prestosilver 🇺🇸 636 154 22ms 2 Dec 2025 652nd stefangimmillaro 634 191 310ms 23 Oct 2023 653rd h3ra993huskp 🇯🇵 633 180 607ms 30 Nov 2025 654th Natanaelel 🇸🇪 632 38 57ms 3 Aug 2023 655th yuchuehw 632 80 17ms 16 May 2024 655th RaBa21 🇭🇺 632 80 74ms 18 Jul 2025 657th inventshah 632 155 11ms 1 Aug 2023 658th dokutan 630 58 57ms 26 Dec 2025 659th primo-ppcg 🇹🇭 629 181 483ms 2 Aug 2023 660th AlephSquirrel 629 202 117ms 3 Aug 2023 661st vang1ong7ang 629 209 171ms 24 hours ago 662nd Alex-x90 🇺🇸 628 156 7ms 24 May 2024 663rd albanian-laundromat 🇺🇸 627 177 1,165ms 9 hours ago 664th jstechman 624 81 69ms 25 Feb 2024 664th robin-scragg 624 81 468ms 28 Sep 2025 666th janbehrens 🇩🇪 623 178 64ms 4 Aug 2023 667th xsot 🇸🇬 620 133 421ms 2 Aug 2023 668th janbehrens 🇩🇪 620 158 7ms 4 Aug 2023 669th jared-hughes 619 59 46ms 25 Dec 2025 670th Stockoh 🇫🇷 616 82 19ms 19 Jun 2024 670th wuzekai518 616 82 2,315ms 21 Jun 2024 672nd Alex-x90 🇺🇸 616 180 71ms 1 Aug 2023 673rd 2bular 615 46 632ms 18 days ago 674th stefangimmillaro 615 153 51ms 26 Apr 2025 675th NickTheEASDude 🇺🇸 614 63 554ms 8 Aug 2024 676th Mabeloid 🇳🇴 612 79 477ms 17 Sep 2024 677th aksyristos 609 60 47ms 27 Dec 2025 678th roupiq 🇵🇱 609 83 675ms 18 Apr 2024 678th JonahEMorgan 609 83 19ms 10 Nov 2024 680th MeWhenI 🇻🇦 609 182 70ms 1 Aug 2023 681st SirBogman 🇺🇸 607 385 392ms 1 Aug 2023 682nd SirBogman 🇺🇸 603 156 52ms 3 Jun 2025 683rd CaedenHarper 🇨🇦 601 84 180ms 8 days ago 684th MeWhenI 🇻🇦 597 164 7ms 1 Aug 2023 685th OllyTDev 595 85 17ms 22 Aug 2023 685th NickTheEASDude 🇺🇸 595 85 110ms 20 Aug 2024 687th AlephSquirrel 590 57 16ms 21 Jan 2025 688th Thinkr1 589 62 45ms 18 Nov 2025 688th KatieLG 🇬🇧 589 62 43ms 3 Feb 2026 690th rustykitty 🇺🇸 588 86 18ms 31 Oct 2025 691st CatsAreFluffy 587 86 46ms 2 Jan 2024 692nd MeWhenI 🇻🇦 587 235 1,689ms 7 Nov 2025 693rd madex 🇩🇪 583 168 12ms 21 Feb 2024 694th davbass 🇮🇹 582 66 213ms 25 Aug 2023 695th Chinay-Domitrix 🇺🇸 581 114 2,520ms 2 Mar 2026 696th kmathis22 581 196 507ms 6 Dec 2025 697th edsrzf 🇳🇿 580 63 45ms 25 Dec 2025 698th RobertHoeh 574 88 208ms 16 May 2024 699th MeWhenI 🇻🇦 574 164 47ms 29 Apr 2025 700th namelessiw 572 199 548ms 15 Nov 2025 701st Zekaroni 568 89 18ms 29 Aug 2023 701st CatsAreFluffy 568 89 190ms 2 Jan 2024 703rd Yewzir 🇧🇪 565 244 297ms 3 Jan 2024 704th didion0 🇺🇸 561 90 13ms 24 Feb 2025 705th MeWhenI 🇻🇦 560 69 39ms 1 Aug 2023 706th Mabeloid 🇳🇴 559 235 121ms 26 Oct 2025 707th MeWhenI 🇻🇦 558 172 390ms 15 Oct 2023 708th MeWhenI 🇻🇦 557 224 6ms 12 Jan 2025 709th dokutan 556 248 285ms 6 Jan 2024 710th dokutan 555 237 126ms 11 Jan 2024 711th dokutan 554 240 235ms 1 Jul 2025 712th DialFrost 🇸🇬 553 177 5ms 11 Nov 2024 713th adamnielson42 🇺🇸 552 70 539ms 17 Nov 2023 714th roguh 🇬🇹 544 93 17ms 9 Jan 2024 715th CatsAreFluffy 543 89 594ms 15 Jan 2024 716th KaustubhDighe 538 94 17ms 3 Nov 2023 717th CaedenHarper 🇨🇦 538 165 1,011ms 19 Oct 2025 718th elgan65536 🇺🇸 536 245 127ms 7 Feb 2026 719th MeWhenI 🇻🇦 534 208 2ms 1 Aug 2023 719th m-tkach 🇺🇦 534 208 2ms 1 Aug 2023 First Prev 641–720 of 1,833 Next Last