The Calendar hole will go live in approximately 8 days. Why not try and solve it ahead of time?
𝑒 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 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 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 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 637th elgan65536 781 60 10ms 18 Nov 2023 637th mathisfun271 781 60 9ms 13 Feb 2024 637th jipsong 🇩🇪 781 60 9ms 22 Mar 2024 637th YAJUE114514 781 60 9ms 11 days ago 645th Shanethegamer 🇺🇸 779 56 346ms 18 Jan 2024 645th Yewzir 🇧🇪 779 56 332ms 4 Feb 2024 645th Herbert00709 🇵🇱 779 56 376ms 13 May 2024 648th CaedenHarper 🇨🇦 778 162 256ms 1 Nov 2025 649th NewDefectus 🇮🇱 777 105 4ms 1 Nov 2021 650th MeWhenI 🇻🇦 776 130 460ms 7 Nov 2025 651st emgordon154 774 71 949ms 10 May 2025 652nd jacobly0 🇺🇸 773 102 78ms 10 Oct 2023 653rd m-tkach 🇺🇦 773 210 4,787ms 15 Jan 2025 654th stefangimmillaro 772 105 100ms 3 Oct 2023 655th luuumine 🇫🇷 772 136 122ms 17 Nov 2025 656th iczelia 🇩🇪 770 106 4ms 21 Sep 2025 657th ovs-code 🇩🇪 770 108 172ms 22 Feb 2025 658th ovs-code 🇩🇪 769 26 45ms 16 May 2024 659th sean-niemann 🇺🇸 769 125 186ms 21 Mar 2025 660th cubed-guy 768 61 11ms 13 Feb 2022 660th enbyte 768 61 23ms 9 Dec 2023 660th snydej 768 61 10ms 3 Dec 2024 663rd Shanethegamer 🇺🇸 766 49 47ms 26 May 2022 663rd DialFrost 🇸🇬 766 49 74ms 31 May 2024 663rd lacrosse 766 49 269ms 23 days ago 666th SirBogman 🇺🇸 765 75 1,249ms 29 Jan 2024 666th DialFrost 🇸🇬 765 75 1,294ms 10 Mar 2025 668th MeWhenI 🇻🇦 765 106 102ms 31 Jul 2023 669th annaproxy 764 69 114ms 12 Jan 2022 670th daniel-pedersen 🇸🇪 763 63 12ms 6 Mar 2022 670th HamzaM3 763 63 9ms 6 Mar 2022 670th FlorianCassayre 🇫🇷 763 63 11ms 4 Jun 2024 673rd MeWhenI 🇻🇦 763 88 364ms 15 Jul 2023 674th Shanethegamer 🇺🇸 763 101 468ms 2 Mar 2022 675th AlexDaniel 🇪🇪 762 37 243ms 24 Feb 2018 675th Natanaelel 🇸🇪 762 37 116ms 16 Apr 2025 677th iczelia 🇩🇪 762 133 67ms 21 Sep 2025 678th postie77 761 116 397ms 17 May 2023 679th acotis 761 138 132ms 7 Jun 2025 680th kmathis22 758 133 465ms 17 days ago 681st georgehulme 756 62 17ms 5 Oct 2022 681st Pyroan 756 62 17ms 14 May 2025 683rd stefangimmillaro 755 117 47ms 26 Apr 2025 683rd SirBogman 🇺🇸 755 117 41ms 3 Jun 2025 685th cure-honey 🇯🇵 754 167 271ms 23 Jun 2021 685th targrik 754 167 277ms 4 Jul 2025 687th flawr 753 70 125ms 1 Jan 2019 688th sean-niemann 🇺🇸 753 80 106ms 23 Jul 2023 689th jipsong 🇩🇪 752 73 878ms 8 Apr 2025 690th jared-hughes 751 50 38ms 20 Jan 2023 690th jipsong 🇩🇪 751 50 33ms 8 Apr 2025 692nd ovs-code 🇩🇪 750 74 11ms 10 Dec 2023 693rd stefangimmillaro 750 168 267ms 21 Oct 2024 694th MeWhenI 🇻🇦 749 118 412ms 8 Dec 2022 695th latvianfarmer17 🇱🇻 745 38 278ms 20 Jul 2023 696th somebody1234 744 63 28ms 2 Mar 2019 696th jiaminglimjm 🇲🇾 744 63 16ms 9 Jan 2021 696th dsh0 744 63 9ms 9 Jun 2022 696th NDR0216 🇹🇼 744 63 16ms 17 Feb 2023 696th fgrosshans 🇫🇷 744 63 9ms 4 May 2025 701st kg583 🇺🇸 743 118 152ms 5 Oct 2025 702nd orthoplex 🇨🇽 741 27 63ms 26 Jan 2024 703rd HumanoidCPU 739 59 430ms 14 Aug 2024 703rd dokutan 739 59 372ms 4 Oct 2024 703rd KatieLG 🇬🇧 739 59 380ms 28 Oct 2024 706th CatsAreFluffy 739 65 9ms 20 Dec 2022 706th alexsave 739 65 8ms 4 Nov 2025 708th MeWhenI 🇻🇦 738 75 42ms 14 Feb 2025 709th albanian-laundromat 737 56 722ms 12 Sep 2025 710th prplz 🇦🇺 736 51 36ms 15 Jun 2020 710th Irratix 🇳🇱 736 51 43ms 1 Jul 2022 712th DialFrost 🇸🇬 736 83 4,634ms 19 Nov 2024 713th targrik 736 84 3,077ms 21 Jan 2025 714th annaproxy 736 120 399ms 12 Jan 2023 714th CaedenHarper 🇨🇦 736 120 368ms 19 Oct 2025 716th jared-hughes 736 137 451ms 24 Sep 2025 717th ian-h-chamberlain 🇺🇸 734 143 128ms 17 Nov 2022 718th Constructor7 732 64 9ms 22 Feb 2018 718th RDShah 732 64 11ms 12 Jun 2022 718th cbondurant 732 64 20ms 6 Jul 2022 First Prev 641–720 of 3,332 Next Last