The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
𝑒 in all languages in bytes. 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 Bytes Time Submitted 774th cooljoseph1 701 67 16ms 6 May 2022 774th ImpressedByRocks 701 67 16ms 24 Jun 2022 774th Bananapants22 701 67 16ms 16 Aug 2022 774th suwat513 701 67 17ms 2 Sep 2022 774th CarsonChr 🇺🇸 701 67 17ms 20 Sep 2022 774th za3k 701 67 11ms 28 Oct 2022 774th aksyristos 701 67 16ms 30 Oct 2022 774th Omega65536 🇩🇪 701 67 16ms 23 Nov 2022 774th scpchicken 🇵🇼 701 67 16ms 31 Dec 2022 774th SucukMitEi 701 67 16ms 7 Jan 2023 774th klixel 🇨🇦 701 67 16ms 21 May 2023 774th trinityy-7 701 67 16ms 13 Jun 2023 774th msbranicky 701 67 16ms 10 Jul 2023 774th cingulataluke 701 67 17ms 26 Aug 2023 774th Stockoh 🇫🇷 701 67 16ms 5 Nov 2023 774th keelimeguy 🇺🇸 701 67 17ms 6 Nov 2023 774th smokestacklightnin 🇺🇸 701 67 17ms 29 Dec 2023 774th Dataen 701 67 18ms 12 Jan 2024 774th zwxzwxzwx21 701 67 16ms 7 Feb 2024 774th jfallon1997 701 67 16ms 25 Apr 2024 774th stertooy 🇧🇪 701 67 16ms 11 Jun 2024 774th HumanoidCPU 701 67 9ms 14 Aug 2024 774th jatloe 701 67 16ms 23 Aug 2024 774th dokutan 701 67 16ms 3 Oct 2024 774th JonahEMorgan 701 67 17ms 9 Nov 2024 774th desecaw13 701 67 16ms 24 Jan 2025 774th gigaprofisi 🇺🇸 701 67 16ms 2 Mar 2025 774th 0dyse 701 67 16ms 23 Apr 2025 774th codewrite 🇬🇧 701 67 16ms 25 May 2025 774th Flekay 🇩🇪 701 67 17ms 10 Jul 2025 774th sainiayush 701 67 17ms 14 Jul 2025 774th LuisGoncalves05 🇵🇹 701 67 16ms 27 Jul 2025 774th cthierfelder 🇲🇨 701 67 17ms 7 Aug 2025 774th jacekwladzinski 701 67 17ms 6 Oct 2025 774th nulzo 701 67 16ms 17 Oct 2025 774th Andrey2001 701 67 16ms 3 days ago 837th KasperKivimaeki 🇫🇮 701 180 250ms 7 days ago 838th retrohun 701 849 28ms 4 Jan 2023 839th albanian-laundromat 700 64 389ms 9 Aug 2025 840th m-tkach 🇺🇦 699 54 40ms 12 Dec 2022 841st cywong-amino 🇭🇰 699 69 10ms 30 May 2020 841st doge1338 699 69 52ms 22 Mar 2021 841st coreynash 699 69 12ms 21 Mar 2024 844th SirBogman 🇺🇸 693 45 215ms 29 Jan 2024 845th cure-honey 🇯🇵 693 152 124ms 5 Jul 2021 846th lifthrasiir 🇰🇷 692 56 293ms 17 Dec 2024 847th 4hg 🇺🇸 691 55 89ms 16 Sep 2023 848th msrawson 691 68 16ms 30 Aug 2018 848th skps2010 691 68 16ms 1 Jan 2019 848th rschwa6308 🇺🇸 691 68 16ms 30 Mar 2019 848th daedals 691 68 18ms 5 Jun 2019 848th Matistjati 691 68 17ms 2 Dec 2019 848th jmhowl 691 68 17ms 19 Jan 2020 848th OllieBoyne 🇬🇧 691 68 16ms 4 Jul 2020 848th forlack 691 68 17ms 8 Nov 2021 848th aiarzhantsev 691 68 17ms 14 Oct 2022 848th jtaxen 691 68 17ms 4 Jan 2023 848th atazzam 🇺🇸 691 68 16ms 5 Mar 2023 848th crispshaker 691 68 18ms 18 Mar 2023 848th roupiq 🇵🇱 691 68 17ms 18 Apr 2024 848th ei14 691 68 9ms 7 May 2024 848th NoneTheFewer 691 68 18ms 17 May 2024 863rd puyuliao 691 147 489ms 24 Oct 2023 864th ArmaanAS 689 70 10ms 1 Apr 2021 864th Shanethegamer 🇺🇸 689 70 10ms 26 May 2022 866th MeWhenI 🇻🇦 688 88 62ms 15 Jul 2023 867th rucin93 🇵🇱 688 153 123ms 25 Aug 2024 868th sk- 687 55 40ms 12 Sep 2019 868th pilaf 🇦🇷 687 55 41ms 14 Apr 2022 870th prplz 🇦🇺 686 56 478ms 14 Jun 2020 871st madex 🇩🇪 685 105 216ms 15 Sep 2025 872nd jslip 684 56 23ms 8 Sep 2018 873rd Irratix 🇳🇱 684 121 3ms 25 Dec 2021 873rd prestosilver 🇺🇸 684 121 6ms 24 days ago 875th ktiy 684 154 129ms 11 Apr 2022 876th SniperSmiley 🇺🇸 683 35 467ms 9 Nov 2022 876th AlephSquirrel 683 35 44ms 10 Feb 2023 878th jwonagel 683 131 395ms 3 Oct 2023 879th knutae 🇳🇴 681 69 11ms 29 Nov 2021 879th inverseLorentz 🇦🇺 681 69 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