The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Cubes in Python 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 241st SniperSmiley 🇺🇸 522 268 9ms 30 May 2021 242nd fynnkroeger 520 269 9ms 4 Mar 2021 242nd cros107 🇦🇺 520 269 9ms 26 Jun 2023 242nd davidtiemstra 520 269 10ms 12 Jul 2023 245th StardustGogeta 517 271 9ms 17 Nov 2019 245th ValdeQwerty 517 271 10ms 10 Sep 2020 245th jacklynnepenick 517 271 10ms 21 Aug 2021 248th twocatsinatrenchcoat 511 274 9ms 24 Nov 2022 248th l-donovan 511 274 9ms 2 Feb 2024 248th qwjhvbxi 511 274 9ms 8 Feb 2024 248th dirckvdende 511 274 9ms 6 Jul 2025 252nd mrmena 🇦🇺 509 275 9ms 22 Jun 2021 252nd sleepyStick 509 275 11ms 11 Mar 2022 254th Dazza314 🇬🇧 507 276 11ms 27 Oct 2020 255th hoodadam 505 277 11ms 16 Jul 2019 255th n0es 505 277 10ms 7 Oct 2022 257th zuparnowa 504 278 10ms 11 Feb 2019 257th henrytranter 504 278 9ms 20 Sep 2019 257th UniBlueFerox 504 278 9ms 21 Oct 2020 257th robertovers 504 278 11ms 1 Oct 2023 261st dillon-duncando 500 280 9ms 4 Oct 2022 261st DrPrettyman 500 280 9ms 25 Jul 2023 261st strogor 500 280 9ms 9 Jun 2025 264th cingulataluke 493 284 9ms 26 Aug 2023 265th f-tucker 486 288 9ms 30 May 2024 266th alangodfrey 484 289 9ms 30 Jan 2019 267th ztuned 483 290 10ms 26 Jul 2023 268th eiburns 479 292 9ms 26 Jan 2023 268th Vaekor 479 292 10ms 3 Aug 2023 268th azka1368 479 292 9ms 24 Nov 2023 271st SirFireball3521 478 293 10ms 25 Jan 2023 272nd hyvyys 476 294 10ms 11 Sep 2020 273rd DrPiranoid 475 295 12ms 25 Sep 2022 274th eddvrs 473 296 9ms 22 Dec 2023 275th Haksell 🇦🇶 471 297 10ms 1 Dec 2019 275th Kasci 471 297 22ms 30 Dec 2021 275th amollberg 🇸🇪 471 297 20ms 29 Jan 2022 275th OppositeShark 471 297 9ms 19 Jul 2022 275th ThatAlo 471 297 9ms 23 May 2023 280th omri2001 470 298 9ms 22 Oct 2022 281st Trunksistor 🇫🇷 467 300 12ms 11 Apr 2022 281st Emutis 🇱🇹 467 300 10ms 26 Aug 2025 283rd EyalLitvin 464 302 9ms 25 Nov 2022 284th dev-kas 458 306 9ms 24 Aug 2025 285th Rubiksmath 456 307 9ms 29 Sep 2024 286th zwxzwxzwx21 453 309 9ms 30 Jan 2024 287th rak1507 🇬🇧 450 311 10ms 26 Nov 2021 288th dcure73 449 312 9ms 7 Jun 2019 289th abcdhhhh 440 318 9ms 26 Aug 2024 290th wenbang24 435 322 9ms 29 Mar 2024 291st atazzam 🇺🇸 433 323 9ms 5 Mar 2022 292nd stordev 429 326 9ms 26 Feb 2021 293rd vuxlee584 🇻🇳 428 327 9ms 15 Aug 2022 294th LukasFolwarczny 🇨🇿 426 329 9ms 16 Sep 2022 295th hotmanga 420 333 12ms 23 Oct 2023 295th epic-programmer-guy 420 333 9ms 17 Dec 2023 295th xbxbxb007 420 333 9ms 10 Jan 2024 298th FlorianCassayre 🇫🇷 417 336 20ms 29 Sep 2023 299th mishak-sys 412 340 10ms 28 Mar 2025 300th martinnorling 🇸🇪 411 341 10ms 8 Mar 2022 300th CoolBvll 411 341 10ms 12 Jun 2025 302nd Fracture17 408 343 9ms 2 Apr 2023 303rd chbea1 407 344 9ms 20 Apr 2021 303rd YAJUE114514 407 344 10ms 6 days ago 305th DarkTemplar5 405 346 9ms 10 Oct 2020 305th Bananapants22 405 346 10ms 19 Aug 2022 307th simplylu 403 347 9ms 2 Mar 2021 307th pquline 403 347 10ms 6 Apr 2025 309th skps2010 400 350 10ms 28 Jan 2019 310th zax2002 399 351 10ms 7 Sep 2020 311th DGipe 391 358 9ms 1 Dec 2022 312th yuchuehw 390 359 10ms 11 Jan 2024 313th pafcom 389 360 9ms 4 Oct 2021 314th newc0m 383 366 9ms 8 Apr 2019 315th VictorFordham 381 367 10ms 12 Aug 2020 316th vonKrafft 377 371 9ms 25 Mar 2020 317th ComputerKWasTaken 🇺🇸 376 372 10ms 2 Feb 2025 318th valgardg 🇮🇸 375 373 9ms 19 Aug 2021 319th xkacer 🇨🇿 372 376 9ms 25 Jan 2021 320th 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