The Calendar hole will go live in approximately 4 days. Why not try and solve it ahead of time?
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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 241st uncertaain 0 32 49ms 4 Dec 2024 241st HumanoidCPU 0 32 144ms 7 Feb 2025 241st MeWhenI 🇻🇦 0 32 140ms 14 Feb 2025 241st targrik 0 32 147ms 15 Feb 2025 241st Natanaelel 🇸🇪 0 32 137ms 16 Apr 2025 246th Shanethegamer 🇺🇸 0 33 3ms 20 Nov 2024 246th JRaspass 🇬🇧 0 33 3ms 22 Nov 2024 246th GolfingSuccess 🇬🇷 0 33 3ms 25 Nov 2024 246th sean-niemann 🇺🇸 0 33 3ms 26 Nov 2024 246th DialFrost 🇸🇬 0 33 3ms 26 Nov 2024 246th sisyphus-ppcg 🇦🇺 0 33 3ms 2 Dec 2024 246th SirBogman 🇺🇸 0 33 3ms 3 Dec 2024 246th CaedenHarper 🇨🇦 0 33 3ms 9 Dec 2024 246th Natanaelel 🇸🇪 0 33 3ms 9 Dec 2024 246th MeWhenI 🇻🇦 0 33 3ms 11 Dec 2024 246th HumanoidCPU 0 33 3ms 5 Jan 2025 246th Shanethegamer 🇺🇸 0 33 147ms 10 Jan 2025 246th targrik 0 33 3ms 15 Feb 2025 246th retrohun 0 33 3ms 1 Apr 2025 246th GolfingSuccess 🇬🇷 0 33 147ms 6 Apr 2025 246th ovs-code 🇩🇪 0 33 143ms 16 Apr 2025 246th kg583 🇺🇸 0 33 3ms 17 Apr 2025 246th HumanoidCPU 0 33 141ms 18 Apr 2025 246th CaedenHarper 🇨🇦 0 33 144ms 18 Apr 2025 246th fuzzylojik-golf 🇺🇸 0 33 3ms 5 Jun 2025 246th targrik 0 33 4ms 9 Jul 2025 246th AbrahamJLR 🇻🇪 0 33 3ms 18 Jul 2025 246th LeoWeyles 0 33 3ms 10 Aug 2025 246th frankgraziano 0 33 148ms 23 Aug 2025 246th brianjac 0 33 3ms 13 Sep 2025 246th snoozingnewt 🇨🇦 0 33 3ms 15 Sep 2025 246th snoozingnewt 🇨🇦 0 33 141ms 15 Sep 2025 246th seaker 0 33 147ms 16 Sep 2025 246th albanian-laundromat 0 33 4ms 12 days ago 275th SirBogman 🇺🇸 0 34 146ms 3 Dec 2024 275th Natanaelel 🇸🇪 0 34 46ms 13 Jul 2025 275th fuzzylojik-golf 🇺🇸 0 34 146ms 15 Jul 2025 275th GrayJoKing 🇦🇺 0 34 142ms 14 Nov 2025 279th Shanethegamer 🇺🇸 0 35 4ms 20 Nov 2024 279th GolfingSuccess 🇬🇷 0 35 2ms 25 Nov 2024 279th GolfingSuccess 🇬🇷 0 35 5ms 25 Nov 2024 279th btnlq 0 35 5ms 26 Nov 2024 279th emgordon154 0 35 5ms 26 Nov 2024 279th sisyphus-ppcg 🇦🇺 0 35 2ms 26 Nov 2024 279th sean-niemann 🇺🇸 0 35 5ms 26 Nov 2024 279th DialFrost 🇸🇬 0 35 5ms 26 Nov 2024 279th MeWhenI 🇻🇦 0 35 5ms 11 Dec 2024 279th HumanoidCPU 0 35 7ms 5 Jan 2025 279th CaedenHarper 🇨🇦 0 35 5ms 12 Jan 2025 279th voytxt 🇨🇿 0 35 5ms 25 Jan 2025 279th saito-ta 🇯🇵 0 35 2ms 28 Jan 2025 279th Natanaelel 🇸🇪 0 35 4ms 3 Feb 2025 279th targrik 0 35 5ms 14 Mar 2025 279th retrohun 0 35 2ms 31 Mar 2025 279th DialFrost 🇸🇬 0 35 2ms 17 Apr 2025 279th Shanethegamer 🇺🇸 0 35 2ms 17 Apr 2025 279th HumanoidCPU 0 35 2ms 18 Apr 2025 279th frankgraziano 0 35 2ms 18 Apr 2025 279th CaedenHarper 🇨🇦 0 35 2ms 18 Apr 2025 279th gigaprofisi 🇺🇸 0 35 4ms 17 Jun 2025 279th dokutan 0 35 2ms 2 Jul 2025 279th sean-niemann 🇺🇸 0 35 48ms 5 Jul 2025 279th edsrzf 🇳🇿 0 35 5ms 20 Jul 2025 279th AbrahamJLR 🇻🇪 0 35 2ms 21 Jul 2025 279th snoozingnewt 🇨🇦 0 35 2ms 15 Sep 2025 279th snoozingnewt 🇨🇦 0 35 5ms 15 Sep 2025 279th GrayJoKing 🇦🇺 0 35 4ms 7 Nov 2025 279th luuumine 🇫🇷 0 35 2ms 10 Nov 2025 279th KasperKivimaeki 🇫🇮 0 35 5ms 18 Nov 2025 279th ryyyn 🇺🇸 0 35 2ms 20 Nov 2025 279th JOrE20 🇺🇸 0 35 3ms 25 Nov 2025 312th Shanethegamer 🇺🇸 0 36 532ms 20 Nov 2024 312th error256 0 36 541ms 21 Nov 2024 312th DialFrost 🇸🇬 0 36 509ms 26 Nov 2024 312th emgordon154 0 36 534ms 3 Dec 2024 312th SirBogman 🇺🇸 0 36 556ms 3 Dec 2024 312th GolfingSuccess 🇬🇷 0 36 537ms 7 Dec 2024 312th antimon2 🇯🇵 0 36 487ms 16 Dec 2024 312th CaedenHarper 🇨🇦 0 36 510ms 4 Jan 2025 312th dokutan 0 36 535ms 3 Feb 2025 First Prev 241–320 of 2,972 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