The Calendar hole will go live in approximately 8 days. Why not try and solve it ahead of time?
Cubes 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 321st fkantelberg 630 150 10ms 15 Jul 2025 322nd RockOfStone 630 231 2ms 10 Jul 2024 323rd JGDoerrer 629 308 164ms 15 Feb 2022 324th emgordon154 628 238 4ms 6 Jun 2025 325th SirBogman 🇺🇸 623 131 32ms 16 Apr 2022 326th Jacob385 623 318 744ms 28 Oct 2025 327th ibeucaly 623 328 263ms 25 Sep 2022 328th violeta-desantis 622 279 2ms 27 Sep 2023 328th BlankSpruce 622 279 3ms 30 Aug 2024 330th ehulinsky 🇺🇸 621 277 3ms 29 Mar 2025 331st MaliPatuljak 621 319 397ms 3 Apr 2023 332nd ovs-code 🇩🇪 618 134 54ms 14 Feb 2025 333rd Jacob385 618 153 10ms 12 Apr 2024 334th qrakhen 618 278 359ms 4 hours ago 335th janbehrens 🇩🇪 618 286 6ms 20 Jul 2022 336th scpchicken 🇵🇼 617 314 171ms 30 Jan 2023 337th hemphen 616 279 371ms 2 Aug 2022 338th verticallity 615 315 166ms 6 Apr 2022 339th leon-w 614 154 10ms 12 Jul 2019 339th mokymok 🇺🇸 614 154 10ms 22 Sep 2021 339th RaBa21 🇭🇺 614 154 10ms 13 Jul 2025 342nd Steffan153 🇫🇮 611 156 1,557ms 2 Feb 2023 343rd pardouin 🇫🇷 611 181 992ms 20 Aug 2025 344th tobeannouncd 611 251 125ms 31 Oct 2023 345th robin-scragg 610 155 10ms 3 Oct 2025 346th Shanethegamer 🇺🇸 609 136 40ms 8 Aug 2021 347th cure-honey 🇯🇵 609 338 47ms 27 Apr 2020 348th Trusly 609 339 265ms 30 May 2024 349th MeWhenI 🇻🇦 608 155 248ms 29 Jan 2023 350th msbranicky 608 340 264ms 6 Jan 2024 351st Wanderkind 🇰🇷 608 418 38ms 9 Jan 2023 352nd sean-niemann 🇺🇸 606 104 36ms 10 Nov 2024 353rd jared-hughes 606 240 2ms 16 Feb 2022 354th KrausRaus 🇺🇸 605 196 9ms 4 Jul 2024 354th kirjavascript 605 196 9ms 8 Aug 2025 356th speles 🇺🇦 605 287 1ms 8 Nov 2023 357th jared-hughes 605 292 17ms 4 Jul 2024 358th bstrautin 604 156 263ms 9 Aug 2020 359th MeWhenI 🇻🇦 604 241 2ms 30 Apr 2023 360th Steffan153 🇫🇮 600 105 40ms 26 Feb 2024 361st msbranicky 600 412 65ms 4 Jan 2024 362nd MeWhenI 🇻🇦 599 166 409ms 17 Jan 2024 363rd Attero 🇸🇪 599 198 9ms 30 Oct 2020 364th jerrandolph 599 341 264ms 20 Oct 2023 365th emgordon154 598 176 132ms 7 Aug 2024 366th funnsam 🇭🇰 598 324 166ms 23 Oct 2023 367th snoozingnewt 🇨🇦 597 267 98ms 19 Oct 2025 368th TimCurwick 🇺🇸 596 158 260ms 4 Aug 2020 369th arjanadriaanse 🇳🇱 596 257 121ms 29 Jan 2022 370th Natanaelel 🇸🇪 594 186 816ms 27 May 2021 371st annaproxy 594 258 124ms 4 Sep 2022 372nd dokutan 594 299 775ms 12 days ago 373rd xnor-gate 591 160 10ms 3 Apr 2021 374th frankgraziano 591 299 9ms 12 Mar 2025 375th toeppen 591 335 426ms 3 Apr 2023 375th AnAwesomGuy 591 335 406ms 22 Sep 2025 377th thisishowmymindworks 🇳🇴 590 201 10ms 24 May 2023 378th JohandeRuiter 🇳🇱 590 294 4ms 21 Jul 2024 379th lynn 589 107 36ms 31 Mar 2023 380th AlephSquirrel 589 282 7ms 6 Oct 2024 381st mrmena 🇦🇺 589 297 2ms 10 Jun 2024 381st msbranicky 589 297 2ms 20 Jan 2025 383rd Steffan153 🇫🇮 588 169 502ms 17 Feb 2024 384th MeWhenI 🇻🇦 588 249 46ms 4 Sep 2024 385th TomvdPeet 588 287 5ms 1 Dec 2024 386th Shanethegamer 🇺🇸 588 325 106ms 5 Feb 2021 387th aadenboy 🇺🇸 587 248 2ms 4 days ago 388th lukechampine 587 348 268ms 20 Apr 2020 389th KrausRaus 🇺🇸 586 288 6ms 3 Dec 2021 390th initram 586 293 400ms 21 Nov 2021 390th Gaddy 🇫🇷 586 293 344ms 18 May 2022 392nd lifthrasiir 🇰🇷 585 157 4ms 1 Dec 2024 393rd SmartK8 🇨🇿 584 294 381ms 31 Oct 2022 394th KrausRaus 🇺🇸 584 339 424ms 17 Oct 2022 395th jared-hughes 583 140 35ms 30 Oct 2021 396th MeWhenI 🇻🇦 583 295 3ms 1 Oct 2022 396th dokutan 583 295 3ms 12 days ago 398th MeWhenI 🇻🇦 581 164 962ms 14 Feb 2023 399th msbranicky 581 352 259ms 31 Aug 2023 400th timvermeulen 580 334 169ms 4 Jan 2020 First Prev 321–400 of 1,659 Next Last