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 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 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 526th msbranicky 698 55 230ms 12 Jan 2024 527th tomh1012 697 127 409ms 16 Sep 2025 528th adamnielson42 🇺🇸 692 73 19ms 14 Aug 2023 528th jtaxen 692 73 19ms 17 Mar 2024 528th ei14 692 73 218ms 23 May 2024 528th EnTerr 692 73 19ms 17 Jun 2024 532nd MeWhenI 🇻🇦 692 87 1,691ms 9 May 2024 533rd msbranicky 692 199 769ms 31 Aug 2023 534th zakariamouhid 691 73 2,764ms 1 Aug 2023 535th Daniikk1012 690 41 268ms 4 days ago 536th MeWhenI 🇻🇦 689 171 1,674ms 28 Mar 2025 537th stefangimmillaro 688 190 138ms 4 Jun 2025 538th dokutan 684 284 2ms 5 hours ago 539th ovs-code 🇩🇪 677 115 4,836ms 30 May 2025 540th clemmers 🇺🇸 673 75 24ms 1 Aug 2023 540th aksyristos 673 75 22ms 1 Aug 2023 540th bac0id 673 75 25ms 20 Sep 2023 543rd iczelia 🇩🇪 672 75 20ms 22 days ago 544th albanian-laundromat 669 176 1,859ms 20 days ago 545th msbranicky 664 76 21ms 3 Aug 2023 545th StHagel 664 76 20ms 3 Aug 2023 545th BREMAUCY 🇫🇷 664 76 23ms 4 Aug 2023 545th SniperSmiley 🇺🇸 664 76 23ms 15 Aug 2023 545th RYNO8 664 76 17ms 20 Aug 2023 545th epic-programmer-guy 664 76 19ms 31 Dec 2023 545th Just4FunCoder 664 76 19ms 26 Feb 2024 545th sultan 664 76 19ms 9 Mar 2024 545th stertooy 🇧🇪 664 76 22ms 11 Jun 2024 545th xyangst 664 76 19ms 12 Oct 2024 545th OSYCh314 🇦🇺 664 76 18ms 2 Nov 2024 545th Unknownuserfrommars 664 76 19ms 20 Nov 2024 545th austinleblanc 664 76 19ms 1 Mar 2025 545th 0dyse 664 76 19ms 29 Apr 2025 545th codewrite 🇬🇧 664 76 19ms 25 May 2025 545th Flekay 🇩🇪 664 76 19ms 10 Jul 2025 545th GoldStar184 664 76 18ms 17 Jul 2025 545th Upload-and-View 🇺🇦 664 76 24ms 9 Aug 2025 545th cthierfelder 🇲🇨 664 76 20ms 8 Sep 2025 564th BREMAUCY 🇫🇷 663 55 99ms 11 Sep 2023 564th tatzyr 🇯🇵 663 55 88ms 6 Feb 2025 566th rollershutter 662 58 209ms 8 Nov 2023 567th MeWhenI 🇻🇦 659 183 148ms 1 Aug 2023 568th willdaspit 656 77 21ms 4 Aug 2023 568th jgh713 656 77 19ms 29 Aug 2023 568th diquah 656 77 19ms 1 Nov 2023 568th cooljoseph1 656 77 21ms 24 Dec 2023 568th jameswmccarty 656 77 19ms 4 Jun 2024 568th swtchblade 656 77 19ms 15 Jul 2025 568th Voltrifrodec 🇸🇰 656 77 17ms 15 hours ago 575th ovs-code 🇩🇪 656 211 1,814ms 14 Sep 2025 576th CaedenHarper 🇨🇦 654 65 1,924ms 27 Sep 2025 577th m-tkach 🇺🇦 653 254 80ms 17 Dec 2023 578th 4hg 🇺🇸 649 69 831ms 17 Sep 2023 579th Coolbeansyeah 647 78 19ms 13 May 2024 579th codingisgreatbutiamnot 647 78 18ms 29 Jul 2024 579th piano-miles 647 78 29ms 4 May 2025 579th Zhenyu-Bo 647 78 18ms 31 Jul 2025 579th jacekwladzinski 647 78 22ms 4 Oct 2025 584th Lydxn 🇨🇦 646 176 423ms 6 Aug 2023 585th mousetail 🇳🇱 644 60 1,119ms 24 Oct 2024 586th edsrzf 🇳🇿 644 183 1,629ms 18 Jan 2025 587th jared-hughes 643 177 387ms 24 Sep 2025 588th rifatx 641 138 516ms 15 Jul 2024 589th heanyang1 640 60 228ms 29 May 2025 590th eiburns 639 79 19ms 15 Sep 2023 590th Mabeloid 🇳🇴 639 79 19ms 7 Sep 2024 592nd msbranicky 635 76 447ms 17 Jan 2024 593rd Natanaelel 🇸🇪 632 38 60ms 3 Aug 2023 594th yuchuehw 631 80 19ms 16 May 2024 594th RaBa21 🇭🇺 631 80 75ms 18 Jul 2025 596th stefangimmillaro 631 191 295ms 23 Oct 2023 597th inventshah 630 155 12ms 1 Aug 2023 598th primo-ppcg 🇹🇭 629 181 425ms 2 Aug 2023 599th AlephSquirrel 628 202 120ms 3 Aug 2023 600th Alex-x90 🇺🇸 626 156 8ms 24 May 2024 First Prev 526–600 of 1,650 Next Last