The Calendar hole will go live in approximately 8 days. Why not try and solve it ahead of time?
Cubes in C# 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 1st AdrienHache 🇫🇷 1,000 192 390ms 18 Jan 2025 2nd nwellnhof 🇩🇪 950 202 342ms 1 Dec 2022 3rd Yax42 🇫🇷 803 239 359ms 8 Sep 2025 4th namelessiw 777 247 354ms 9 Apr 2025 5th janbehrens 🇩🇪 738 260 382ms 17 Apr 2025 6th MeWhenI 🇻🇦 730 263 360ms 17 Apr 2025 7th luciaaibarblanco 🇪🇸 725 265 398ms 21 Nov 2021 8th postie77 714 269 384ms 27 Mar 2023 9th arctouch-cristiannevianna 708 271 348ms 9 Feb 2024 10th revlayle 🇺🇸 701 274 396ms 14 Jan 2022 10th tomtheisen 🇺🇸 701 274 413ms 26 Dec 2022 12th tomh1012 678 283 397ms 21 Nov 2025 13th tdkkdt 🇷🇺 674 285 395ms 21 Nov 2021 14th qrakhen 671 286 359ms 86 mins ago 15th hemphen 669 287 371ms 2 Aug 2022 16th Gaddy 🇫🇷 638 301 344ms 18 May 2022 17th initram 636 302 395ms 21 Nov 2021 18th Meowsan91 🇨🇿 617 311 350ms 21 Nov 2021 19th SmartK8 🇨🇿 611 314 381ms 31 Oct 2022 20th CaedenHarper 🇨🇦 608 316 395ms 17 Oct 2025 21st annaproxy 596 322 401ms 22 Oct 2023 22nd memiamp 🇬🇧 584 329 390ms 17 Oct 2022 23rd stefangimmillaro 582 330 414ms 13 Jun 2022 24th hklemp 🇩🇪 561 342 365ms 21 Nov 2021 25th Kloppermand 🇩🇰 553 347 390ms 7 Oct 2022 26th TRexOnGit 549 350 389ms 29 Nov 2024 27th ILMTitan 544 353 380ms 21 Nov 2021 28th ericlangedijk 🇸🇮 538 357 415ms 14 Mar 2022 29th KatieLG 🇬🇧 509 377 404ms 13 Oct 2024 30th dsx20 494 389 385ms 3 Dec 2022 31st roavin 489 393 361ms 7 Jun 2022 32nd p-vf 🇨🇭 485 396 388ms 21 Nov 2021 33rd hamhub7 456 421 390ms 11 Aug 2022 34th muztanger 448 429 375ms 21 Nov 2021 35th bac0id 422 455 396ms 21 Nov 2021 36th mpogudintrade 396 485 418ms 30 Oct 2023 37th iznax 374 513 350ms 21 Nov 2021 38th BREMAUCY 🇫🇷 339 567 378ms 30 Jun 2023 39th Shanethegamer 🇺🇸 330 581 336ms 22 Apr 2022 40th kevinnaviapaiva 193 994 333ms 24 Feb 2025 41st dokutan 168 1,143 370ms 6 Oct 2024 42nd neocccro 151 1,269 382ms 23 Mar 2023 43rd lleszczynski-PL 56 3,440 388ms 21 Nov 2021 44th HumanoidCPU 47 4,119 330ms 9 Nov 2025 45th mokymok 🇺🇸 45 4,228 364ms 21 Nov 2021 45th retrohun 45 4,228 373ms 27 Dec 2022 45th Mabeloid 🇳🇴 45 4,228 369ms 3 Oct 2024 48th KatieLG-Transpiler 🇬🇧 45 4,232 364ms 23 Jun 2022 1–48 of 48
