The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Partition Numbers 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 481st elgan65536 553 115 2ms 8 Nov 2025 482nd jkelly467 552 121 4,533ms 14 days ago 483rd NickTheEASDude 🇺🇸 552 125 3ms 27 Feb 2025 484th snoozingnewt 🇨🇦 551 96 79ms 25 Sep 2025 485th jacekwladzinski 547 90 10ms 4 Oct 2025 485th elgan65536 547 90 11ms 8 Nov 2025 487th wojtekmal 544 152 75ms 17 Sep 2025 488th Chinay-Domitrix 🇺🇸 544 157 447ms 4 Nov 2025 489th snoozingnewt 🇨🇦 543 125 4ms 23 Sep 2025 490th Shanethegamer 🇺🇸 540 126 18ms 7 Mar 2025 491st MarcMush 🇫🇷 539 81 685ms 15 Mar 2025 492nd tayloia 🇬🇧 538 93 9ms 4 Mar 2025 493rd madex 🇩🇪 537 251 1,677ms 15 Sep 2025 494th Shanethegamer 🇺🇸 534 119 101ms 7 Mar 2025 495th dokutan 532 94 10ms 20 Apr 2025 495th snoozingnewt 🇨🇦 532 94 9ms 29 Sep 2025 497th albanian-laundromat 527 96 3ms 26 Sep 2025 498th emgordon154 526 116 117ms 1 Mar 2025 499th Natanaelel 🇸🇪 518 95 22ms 28 Feb 2025 499th neihousaigaai 518 95 10ms 3 May 2025 501st edsrzf 🇳🇿 517 118 126ms 4 Mar 2025 502nd Shanethegamer 🇺🇸 515 97 12ms 7 Mar 2025 503rd snoozingnewt 🇨🇦 513 158 40ms 23 Sep 2025 504th dokutan 511 133 7ms 29 Apr 2025 505th CatsAreFluffy 509 118 130ms 7 Mar 2025 506th Shanethegamer 🇺🇸 508 86 481ms 12 Mar 2025 507th plcc0 507 56 70ms 27 Mar 2025 508th marcin7Cd 502 98 10ms 28 Apr 2025 509th LostSyntax21 🇬🇧 493 121 41ms 27 Nov 2024 510th robin-scragg 492 100 11ms 3 Oct 2025 511th Shanethegamer 🇺🇸 490 87 44ms 7 Mar 2025 512th Ripick 490 128 129ms 28 Feb 2025 513th h3ra993huskp 🇯🇵 488 175 471ms 18 days ago 514th dirckvdende 487 101 28ms 10 Jul 2025 514th qpwoeirut 487 101 16ms 2 Oct 2025 516th dokutan 484 135 88ms 30 Mar 2025 517th Shanethegamer 🇺🇸 484 147 1,386ms 12 Mar 2025 518th ahmetdemirag 🇨🇾 482 102 9ms 1 Mar 2025 518th CatsAreFluffy 482 102 10ms 1 Nov 2025 520th c0d3-4-F00d 🇩🇪 482 132 2ms 4 Mar 2025 521st ethanlally 480 178 457ms 6 Nov 2025 522nd Shanethegamer 🇺🇸 476 248 522ms 29 Apr 2025 523rd commandblockguy 🇺🇸 473 104 15ms 1 Mar 2025 523rd KasperKivimaeki 🇫🇮 473 104 12ms 29 Jun 2025 525th jared-hughes 464 106 10ms 2 Mar 2025 525th andrewjc2000 464 106 237ms 29 Apr 2025 527th iczelia 🇩🇪 464 109 6ms 17 Oct 2025 528th agreegious 460 107 24ms 9 Mar 2025 528th Mabeloid 🇳🇴 460 107 10ms 14 Mar 2025 528th annaproxy 460 107 33ms 3 Sep 2025 531st lacrosse 459 93 52ms 21 days ago 532nd Pyroan 455 108 16ms 20 Mar 2025 532nd shelerr 455 108 10ms 22 Aug 2025 534th commandblockguy 🇺🇸 451 104 340ms 30 Aug 2025 535th Shanethegamer 🇺🇸 451 109 18ms 4 Mar 2025 536th dokutan 450 157 108ms 31 Mar 2025 537th jerrandolph 446 222 264ms 23 Sep 2025 538th snoozingnewt 🇨🇦 445 118 5ms 23 Sep 2025 539th Shanethegamer 🇺🇸 445 137 299ms 7 Mar 2025 540th SB-945 443 111 12ms 3 Mar 2025 541st Shanethegamer 🇺🇸 442 106 461ms 4 Mar 2025 542nd LostSyntax21 🇬🇧 442 113 8ms 27 Nov 2024 543rd dpinchbe 435 67 33ms 19 May 2025 544th TheZwierzLF 🇵🇱 431 99 58ms 40 mins ago 545th TheZwierzLF 🇵🇱 431 114 10ms 26 May 2025 546th yoshykai 431 198 412ms 30 Mar 2025 547th dokutan 430 122 4ms 30 Mar 2025 548th InigoK 🇺🇸 428 115 41ms 26 Aug 2025 549th annaproxy 425 155 10ms 22 Sep 2025 550th TheZwierzLF 🇵🇱 422 111 540ms 25 days ago 551st MeWhenI 🇻🇦 419 108 140ms 28 Feb 2025 552nd dokutan 413 327 1,662ms 21 Oct 2025 553rd OllieBoyne 🇬🇧 407 121 9ms 3 Mar 2025 554th Jaydosu 403 122 11ms 8 Apr 2025 555th calebaitken 400 123 10ms 8 Apr 2025 556th didion0 🇺🇸 394 127 9ms 20 Mar 2025 557th YAJUE114514 390 126 10ms 31 Jul 2025 558th tomh1012 390 208 387ms 26 Aug 2025 559th jamiloBBKing 387 127 18ms 8 Apr 2025 559th jamesthekee 387 127 18ms 9 Apr 2025 First Prev 481–560 of 1,053 Next Last