The Calendar hole will go live in approximately 8 days. Why not try and solve it ahead of time?
Arrows 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 321st Shanethegamer 🇺🇸 783 142 369ms 19 May 2023 322nd GrayJoKing 🇦🇺 783 153 14ms 7 Jul 2023 323rd SirBogman 🇺🇸 781 79 46ms 23 Sep 2025 324th rucin93 🇵🇱 781 144 872ms 24 Sep 2025 325th Shanethegamer 🇺🇸 781 174 196ms 23 Sep 2022 326th emgordon154 780 88 53ms 4 Sep 2025 327th NewDefectus 🇮🇱 779 114 58ms 22 Mar 2024 328th MeWhenI 🇻🇦 779 117 4,833ms 24 Oct 2024 329th MeWhenI 🇻🇦 777 114 105ms 13 Dec 2022 330th emgordon154 776 98 1,680ms 4 Sep 2025 331st jared-hughes 776 141 568ms 17 Jul 2022 332nd SirBogman 🇺🇸 775 108 699ms 29 Jan 2024 333rd fkantelberg 775 123 38ms 14 Jul 2023 333rd plcc0 775 123 21ms 22 Apr 2025 335th sean-niemann 🇺🇸 773 115 8ms 18 Sep 2023 336th MeWhenI 🇻🇦 773 120 4ms 16 Jul 2023 337th snoozingnewt 🇨🇦 772 118 4,817ms 9 days ago 338th MeWhenI 🇻🇦 772 169 8ms 21 Dec 2023 339th primo-ppcg 🇹🇭 771 74 172ms 16 Sep 2021 339th scpchicken 🇵🇼 771 74 163ms 9 Jan 2023 341st jared-hughes 771 89 52ms 12 Sep 2022 342nd inventshah 771 110 11ms 20 Jul 2023 343rd ihearrodmod 771 121 4ms 30 Aug 2021 344th snoozingnewt 🇨🇦 770 146 573ms 13 days ago 345th rucin93 🇵🇱 767 110 149ms 22 Jan 2025 346th snoozingnewt 🇨🇦 766 125 359ms 13 days ago 347th MeWhenI 🇻🇦 765 120 131ms 15 Oct 2022 348th lynn 763 116 17ms 14 Jan 2022 348th Shanethegamer 🇺🇸 763 116 112ms 18 Dec 2022 350th Bulmenisaurus 763 125 13ms 11 Aug 2024 350th CornerMercury 🇬🇧 763 125 10ms 21 Nov 2025 352nd jared-hughes 762 113 3ms 3 Aug 2022 353rd MeWhenI 🇻🇦 761 124 5ms 23 May 2023 354th anter69 🇭🇺 760 100 1,612ms 24 Mar 2025 354th snoozingnewt 🇨🇦 760 100 1,317ms 13 days ago 356th Shanethegamer 🇺🇸 760 117 8ms 5 Nov 2022 357th Shanethegamer 🇺🇸 759 170 33ms 18 Jan 2023 358th antimon2 🇯🇵 758 90 705ms 6 May 2024 358th ovs-code 🇩🇪 758 90 686ms 9 May 2024 360th sisyphus-ppcg 🇦🇺 758 108 7ms 2 Jul 2023 361st sean-niemann 🇺🇸 758 121 139ms 20 Jul 2024 362nd retrohun 757 101 12ms 28 Aug 2021 363rd TFeld00 🇩🇰 757 126 10ms 21 Apr 2022 364th anter69 🇭🇺 754 91 52ms 24 Mar 2025 365th NewDefectus 🇮🇱 751 127 12ms 2 Dec 2021 365th quimey 751 127 11ms 19 Jul 2023 365th albanian-laundromat 751 127 11ms 24 Jun 2025 365th dokutan 751 127 13ms 5 Nov 2025 365th solisolu 751 127 11ms 25 Nov 2025 370th CLOStrophobic 🇮🇹 751 187 10ms 8 Mar 2025 371st emgordon154 750 113 12ms 4 Sep 2025 372nd dokutan 750 146 86ms 6 Nov 2025 373rd Waffle3z 749 115 2ms 2 Sep 2021 374th MeWhenI 🇻🇦 749 157 1,478ms 8 Jun 2023 375th SirBogman 🇺🇸 748 91 275ms 9 Feb 2024 376th bitsandbeyond 🇳🇱 747 172 122ms 6 days ago 377th dokutan 746 125 2ms 5 Nov 2025 378th emgordon154 746 182 172ms 4 Sep 2025 379th jacklynnepenick 745 128 11ms 28 Aug 2021 379th keelimeguy 🇺🇸 745 128 36ms 12 Nov 2023 379th ryyyn 🇺🇸 745 128 12ms 20 Jan 2025 382nd Lydxn 🇨🇦 745 151 748ms 29 Apr 2022 383rd Shanethegamer 🇺🇸 743 128 45ms 28 Nov 2022 384th Yax42 🇫🇷 743 129 453ms 18 Jan 2025 385th GrayJoKing 🇦🇺 742 116 2ms 30 Nov 2022 386th typeswitch-dev 🇵🇹 742 125 4ms 21 Aug 2025 387th Shanethegamer 🇺🇸 741 92 374ms 2 Sep 2021 388th edsrzf 🇳🇿 739 241 52ms 15 Mar 2025 389th SirBogman 🇺🇸 738 93 34ms 29 Jan 2024 389th snoozingnewt 🇨🇦 738 93 50ms 13 days ago 391st Argeento 🇵🇱 737 115 11ms 8 Sep 2023 392nd emgordon154 735 139 662ms 4 Sep 2025 393rd lynn 735 153 844ms 23 Sep 2021 394th fuzzylojik-golf 🇺🇸 733 130 17ms 25 May 2025 395th snoozingnewt 🇨🇦 733 178 8ms 13 days ago 396th albanian-laundromat 731 124 1,757ms 29 Sep 2025 397th snoozingnewt 🇨🇦 731 162 4ms 13 days ago 398th jgbaldwinbrown 729 175 382ms 21 Jul 2022 399th stefangimmillaro 728 126 123ms 25 Nov 2022 400th bricknellj 728 131 10ms 27 Nov 2022 First Prev 321–400 of 1,272 Next Last