The Calendar hole will go live in approximately 9 days. Why not try and solve it ahead of time?
Partition Numbers 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 561st calebaitken 430 123 10ms 8 Apr 2025 562nd MarcMush 🇫🇷 428 102 630ms 15 Mar 2025 563rd snoozingnewt 🇨🇦 426 185 4ms 23 Sep 2025 564th annaproxy 425 155 10ms 22 Sep 2025 565th YAJUE114514 420 126 10ms 31 Jul 2025 566th jamiloBBKing 417 127 18ms 8 Apr 2025 566th jamesthekee 417 127 18ms 9 Apr 2025 568th Ripick 410 129 15ms 28 Feb 2025 568th hiichbindermax 410 129 14ms 22 May 2025 570th TobyBoyne 🇬🇧 401 132 31ms 4 Mar 2025 571st 051 🇸🇬 398 133 14ms 4 days ago 572nd didion0 🇺🇸 394 127 9ms 20 Mar 2025 573rd dokutan 394 200 7ms 29 Apr 2025 574th btjones0 392 135 11ms 27 Feb 2025 575th tomh1012 391 208 387ms 26 Aug 2025 576th nstearns96 🇬🇧 389 136 17ms 5 Mar 2025 577th unfinishedprogram 385 130 9ms 9 May 2025 578th 2011-Chan-Ethan 383 138 28ms 28 Aug 2025 579th Andrey2001 381 217 87ms 13 days ago 580th brimstonetrader 378 140 10ms 3 Apr 2025 581st guilhem-roy 🇫🇷 375 141 12ms 31 May 2025 582nd CLOStrophobic 🇮🇹 373 142 29ms 27 Jan 2025 582nd Bmrl7 373 142 11ms 2 days ago 584th Feniske 🇫🇷 361 126 801ms 24 Oct 2025 585th msbranicky 360 213 2ms 1 Jun 2025 586th mbittner20 353 150 12ms 10 Mar 2025 586th robin-scragg 353 150 11ms 3 Oct 2025 588th snoozingnewt 🇨🇦 351 209 41ms 23 Sep 2025 589th Jaydosu 348 152 94ms 23 Apr 2025 590th snoozingnewt 🇨🇦 347 126 19ms 23 Sep 2025 591st billythekid 341 154 4ms 7 Jun 2025 592nd starfihs 341 155 10ms 1 Mar 2025 593rd FlorianCassayre 🇫🇷 335 158 20ms 21 Jul 2025 594th madeforlosers 333 150 10ms 3 Mar 2025 595th msbranicky 325 163 9ms 17 Dec 2024 595th CutSandstone 325 163 36ms 17 days ago 597th MateuszPietrzak 🇵🇱 322 257 81ms 10 May 2025 598th olleicua 🇺🇸 318 134 45ms 9 Nov 2025 599th albanian-laundromat 317 249 33ms 2 Oct 2025 600th WillowWispy 315 168 10ms 13 Mar 2025 601st mrmena 🇦🇺 315 242 41ms 10 Mar 2025 602nd kevinnaviapaiva 310 332 26ms 6 Mar 2025 603rd SB-945 308 172 12ms 3 Mar 2025 604th JOrE20 🇺🇸 307 163 10ms 6 days ago 605th emgordon154 303 506 3ms 28 Feb 2025 606th IISResetMe 297 153 252ms 25 Mar 2025 607th Zhenyu-Bo 288 184 9ms 1 Aug 2025 608th Yewzir 🇧🇪 286 185 16ms 15 Nov 2025 609th Yewzir 🇧🇪 282 185 541ms 15 Nov 2025 610th Andrey2001 277 191 20ms 13 days ago 611th madeforlosers 267 198 17ms 11 Nov 2025 612th ComputerKWasTaken 🇺🇸 258 205 9ms 3 Mar 2025 612th Mikey-Beep 🇬🇧 258 205 19ms 27 Jul 2025 614th croc54 250 212 9ms 26 Mar 2025 614th RaBa21 🇭🇺 250 212 26ms 19 Jul 2025 616th HumanoidCPU 243 687 10ms 7 Jan 2025 616th MeWhenI 🇻🇦 243 687 10ms 28 Feb 2025 616th dokutan 243 687 10ms 3 Mar 2025 616th KatieLG 🇬🇧 243 687 10ms 6 Mar 2025 616th pardouin 🇫🇷 243 687 10ms 11 Mar 2025 616th Shanethegamer 🇺🇸 243 687 10ms 21 Apr 2025 622nd kevinnaviapaiva 237 349 1,038ms 27 Feb 2025 623rd jumpingtj 235 225 12ms 9 Mar 2025 624th kkoenig 234 423 267ms 7 Sep 2025 625th Shanethegamer 🇺🇸 234 654 1ms 26 Nov 2024 625th HumanoidCPU 234 654 1ms 6 Jan 2025 625th MeWhenI 🇻🇦 234 654 2ms 28 Feb 2025 625th dokutan 234 654 2ms 3 Mar 2025 625th KatieLG 🇬🇧 234 654 1ms 8 Mar 2025 625th CaedenHarper 🇨🇦 234 654 1ms 12 Aug 2025 631st CaedenHarper 🇨🇦 234 716 10ms 16 Aug 2025 632nd kevinnaviapaiva 223 364 333ms 27 Feb 2025 633rd aksyristos 221 239 10ms 8 Aug 2025 634th Upload-and-View 🇺🇦 220 240 9ms 23 Jul 2025 635th jameswmccarty 219 242 10ms 4 Mar 2025 636th mrmena 🇦🇺 218 243 24ms 10 Mar 2025 637th kevinnaviapaiva 217 244 24ms 27 Feb 2025 638th dokutan 211 558 392ms 9 days ago 639th dokutan 204 467 96ms 9 days ago 640th helbling 🇨🇭 197 268 11ms 4 Mar 2025 First Prev 561–640 of 1,063 Next Last