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 msbranicky 635 76 447ms 17 Jan 2024 602nd Natanaelel 🇸🇪 632 38 60ms 3 Aug 2023 603rd yuchuehw 631 80 19ms 16 May 2024 603rd RaBa21 🇭🇺 631 80 73ms 18 Jul 2025 605th stefangimmillaro 631 191 295ms 23 Oct 2023 606th inventshah 630 155 12ms 1 Aug 2023 607th primo-ppcg 🇹🇭 629 181 335ms 2 Aug 2023 608th AlephSquirrel 628 202 120ms 3 Aug 2023 609th Alex-x90 🇺🇸 626 156 8ms 24 May 2024 610th jstechman 623 81 64ms 25 Feb 2024 610th mossiegoat 623 81 512ms 28 Sep 2025 612th janbehrens 🇩🇪 622 178 61ms 4 Aug 2023 613th jared-hughes 619 59 98ms 1 Aug 2023 614th xsot 🇸🇬 619 133 475ms 2 Aug 2023 615th janbehrens 🇩🇪 618 158 7ms 4 Aug 2023 616th Stockoh 🇫🇷 616 82 18ms 19 Jun 2024 616th wuzekai518 616 82 2,308ms 21 Jun 2024 618th Alex-x90 🇺🇸 615 180 66ms 1 Aug 2023 619th NickTheEASDude 🇺🇸 614 63 607ms 8 Aug 2024 620th stefangimmillaro 613 153 62ms 26 Apr 2025 621st Mabeloid 🇳🇴 611 79 396ms 17 Sep 2024 622nd aksyristos 608 60 90ms 1 Aug 2023 623rd roupiq 🇵🇱 608 83 700ms 18 Apr 2024 623rd JonahEMorgan 608 83 19ms 10 Nov 2024 625th MeWhenI 🇻🇦 608 182 65ms 1 Aug 2023 626th SirBogman 🇺🇸 607 385 411ms 1 Aug 2023 627th SirBogman 🇺🇸 602 156 61ms 3 Jun 2025 628th MeWhenI 🇻🇦 596 164 9ms 1 Aug 2023 629th MeWhenI 🇻🇦 595 235 1,545ms 13 days ago 630th OllyTDev 594 85 17ms 22 Aug 2023 630th NickTheEASDude 🇺🇸 594 85 108ms 20 Aug 2024 632nd AlephSquirrel 589 57 15ms 21 Jan 2025 633rd Thinkr1 589 62 83ms 2 days ago 634th rustykitty 🇺🇸 587 86 27ms 20 days ago 635th CatsAreFluffy 586 86 44ms 2 Jan 2024 636th jacobly0 🇺🇸 584 169 4,378ms 3 Sep 2023 637th davbass 🇮🇹 582 66 223ms 25 Aug 2023 638th madex 🇩🇪 581 168 12ms 21 Feb 2024 639th kmathis22 575 198 365ms 23 days ago 640th RobertHoeh 574 88 205ms 16 May 2024 641st MeWhenI 🇻🇦 572 164 51ms 29 Apr 2025 642nd namelessiw 572 199 395ms 5 days ago 643rd dokutan 570 64 98ms 4 Oct 2024 644th Zekaroni 567 89 17ms 29 Aug 2023 644th CatsAreFluffy 567 89 185ms 2 Jan 2024 644th Aquateraneal 567 89 18ms 15 days ago 647th MeWhenI 🇻🇦 565 172 413ms 15 Oct 2023 648th Yewzir 🇧🇪 564 244 270ms 3 Jan 2024 649th MeWhenI 🇻🇦 560 69 42ms 1 Aug 2023 650th didion0 🇺🇸 560 90 13ms 24 Feb 2025 650th CaedenHarper 🇨🇦 560 90 181ms 6 Sep 2025 652nd Mabeloid 🇳🇴 557 235 125ms 25 days ago 653rd MeWhenI 🇻🇦 556 224 6ms 12 Jan 2025 654th dokutan 555 248 249ms 6 Jan 2024 655th edsrzf 🇳🇿 553 66 90ms 25 Nov 2024 656th adamnielson42 🇺🇸 552 70 599ms 17 Nov 2023 657th DialFrost 🇸🇬 552 177 6ms 11 Nov 2024 658th dokutan 552 237 130ms 11 Jan 2024 659th dokutan 551 240 214ms 1 Jul 2025 660th roguh 🇬🇹 543 93 17ms 9 Jan 2024 661st CatsAreFluffy 542 89 647ms 15 Jan 2024 662nd albanian-laundromat 541 205 2ms 25 Jun 2025 663rd KaustubhDighe 537 94 17ms 3 Nov 2023 664th CaedenHarper 🇨🇦 537 165 905ms 19 Oct 2025 665th MeWhenI 🇻🇦 533 208 2ms 1 Aug 2023 665th m-tkach 🇺🇦 533 208 3ms 1 Aug 2023 665th dokutan 533 208 2ms 27 Mar 2024 668th elgan65536 532 246 123ms 11 Nov 2023 669th alexeldridge 526 96 138ms 27 Aug 2024 670th h3ra993huskp 🇯🇵 524 217 362ms 11 Feb 2024 671st CaedenHarper 🇨🇦 518 266 275ms 16 days ago 672nd Yewzir 🇧🇪 515 215 2ms 18 Jan 2024 673rd Schmitt-Very-Cool 515 221 691ms 1 Oct 2025 674th dokutan 511 236 86ms 23 Jul 2025 675th janbehrens 🇩🇪 508 165 3,165ms 4 Aug 2023 First Prev 601–675 of 1,683 Next Last