ln 2 in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Erlang 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 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 Erlang 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 601st Natanaelel 🇸🇪 632 38 60ms 3 Aug 2023 602nd yuchuehw 631 80 19ms 16 May 2024 602nd RaBa21 🇭🇺 631 80 73ms 18 Jul 2025 604th stefangimmillaro 631 191 295ms 23 Oct 2023 605th inventshah 630 155 12ms 1 Aug 2023 606th primo-ppcg 🇹🇭 629 181 335ms 2 Aug 2023 607th AlephSquirrel 628 202 120ms 3 Aug 2023 608th Alex-x90 🇺🇸 626 156 8ms 24 May 2024 609th jstechman 623 81 64ms 25 Feb 2024 609th mossiegoat 623 81 512ms 28 Sep 2025 611th janbehrens 🇩🇪 621 178 61ms 4 Aug 2023 612th jared-hughes 619 59 98ms 1 Aug 2023 613th xsot 🇸🇬 619 133 475ms 2 Aug 2023 614th janbehrens 🇩🇪 618 158 7ms 4 Aug 2023 615th Stockoh 🇫🇷 616 82 18ms 19 Jun 2024 615th wuzekai518 616 82 2,308ms 21 Jun 2024 617th NickTheEASDude 🇺🇸 614 63 607ms 8 Aug 2024 618th Alex-x90 🇺🇸 614 180 65ms 1 Aug 2023 619th stefangimmillaro 613 153 62ms 26 Apr 2025 620th Mabeloid 🇳🇴 611 79 396ms 17 Sep 2024 621st aksyristos 608 60 90ms 1 Aug 2023 622nd roupiq 🇵🇱 608 83 700ms 18 Apr 2024 622nd JonahEMorgan 608 83 19ms 10 Nov 2024 624th MeWhenI 🇻🇦 607 182 70ms 1 Aug 2023 625th SirBogman 🇺🇸 607 385 411ms 1 Aug 2023 626th SirBogman 🇺🇸 602 156 61ms 3 Jun 2025 627th MeWhenI 🇻🇦 596 164 9ms 1 Aug 2023 628th MeWhenI 🇻🇦 595 235 1,545ms 11 days ago 629th OllyTDev 594 85 17ms 22 Aug 2023 629th NickTheEASDude 🇺🇸 594 85 108ms 20 Aug 2024 631st AlephSquirrel 589 57 15ms 21 Jan 2025 632nd Thinkr1 589 62 83ms 16 hours ago 633rd rustykitty 🇺🇸 587 86 27ms 18 days ago 634th CatsAreFluffy 586 86 47ms 2 Jan 2024 635th jacobly0 🇺🇸 584 169 4,378ms 3 Sep 2023 636th davbass 🇮🇹 582 66 223ms 25 Aug 2023 637th madex 🇩🇪 581 168 12ms 21 Feb 2024 638th kmathis22 575 198 365ms 21 days ago 639th RobertHoeh 574 88 205ms 16 May 2024 640th MeWhenI 🇻🇦 572 164 51ms 29 Apr 2025 641st namelessiw 572 199 395ms 3 days ago 642nd dokutan 570 64 98ms 4 Oct 2024 643rd Zekaroni 567 89 17ms 29 Aug 2023 643rd CatsAreFluffy 567 89 185ms 2 Jan 2024 643rd Aquateraneal 567 89 18ms 13 days ago 646th MeWhenI 🇻🇦 565 172 413ms 15 Oct 2023 647th Yewzir 🇧🇪 564 244 270ms 3 Jan 2024 648th MeWhenI 🇻🇦 560 69 42ms 1 Aug 2023 649th didion0 🇺🇸 560 90 13ms 24 Feb 2025 649th CaedenHarper 🇨🇦 560 90 175ms 6 Sep 2025 651st Mabeloid 🇳🇴 557 235 125ms 23 days ago 652nd MeWhenI 🇻🇦 556 224 6ms 12 Jan 2025 653rd dokutan 555 248 249ms 6 Jan 2024 654th edsrzf 🇳🇿 553 66 90ms 25 Nov 2024 655th adamnielson42 🇺🇸 552 70 599ms 17 Nov 2023 656th DialFrost 🇸🇬 552 177 6ms 11 Nov 2024 657th dokutan 552 237 130ms 11 Jan 2024 658th dokutan 551 240 214ms 1 Jul 2025 659th roguh 🇬🇹 543 93 17ms 9 Jan 2024 660th CatsAreFluffy 542 89 647ms 15 Jan 2024 661st albanian-laundromat 541 205 2ms 25 Jun 2025 662nd KaustubhDighe 537 94 17ms 3 Nov 2023 663rd CaedenHarper 🇨🇦 537 165 960ms 19 Oct 2025 664th MeWhenI 🇻🇦 533 208 2ms 1 Aug 2023 664th m-tkach 🇺🇦 533 208 3ms 1 Aug 2023 664th dokutan 533 208 2ms 27 Mar 2024 667th elgan65536 532 246 123ms 11 Nov 2023 668th alexeldridge 526 96 138ms 27 Aug 2024 669th h3ra993huskp 🇯🇵 524 217 362ms 11 Feb 2024 670th CaedenHarper 🇨🇦 518 266 275ms 14 days ago 671st Yewzir 🇧🇪 515 215 2ms 18 Jan 2024 672nd Schmitt-Very-Cool 515 221 691ms 1 Oct 2025 673rd dokutan 511 236 86ms 23 Jul 2025 674th janbehrens 🇩🇪 508 165 3,502ms 4 Aug 2023 675th NoneTheFewer 505 100 18ms 17 May 2024 First Prev 601–675 of 1,682 Next Last