The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
ASCII Table 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 GrayJoKing 🇦🇺 767 141 118ms 6 Jan 2023 482nd jared-hughes 767 146 1ms 27 Mar 2022 482nd Mabeloid 🇳🇴 767 146 1ms 21 Sep 2024 484th rotary-o 🇯🇵 767 166 360ms 4 May 2023 485th Shanethegamer 🇺🇸 767 173 99ms 15 Oct 2022 486th janbehrens 🇩🇪 766 154 459ms 16 Nov 2022 487th albanian-laundromat 765 131 3ms 4 days ago 488th Shanethegamer 🇺🇸 765 146 118ms 21 Mar 2023 489th memiamp 🇬🇧 765 157 416ms 19 Oct 2022 490th SirBogman 🇺🇸 765 328 10ms 27 Mar 2022 491st annaproxy 763 155 69ms 3 Jan 2023 492nd dokutan 763 167 440ms 24 Sep 2025 493rd rowan-OzRunways 763 169 649ms 19 Jul 2023 494th DestyNova 🇮🇪 762 108 930ms 14 Aug 2022 495th J00LZ 762 174 122ms 5 May 2022 495th CSRessel 762 174 128ms 13 Sep 2025 497th Yewzir 🇧🇪 762 186 289ms 7 Feb 2024 498th andersk 🇺🇸 761 89 9ms 8 Nov 2022 499th DialFrost 🇸🇬 761 120 1ms 29 Jan 2024 500th annaproxy 761 133 1ms 4 Jun 2023 500th kkoenig 761 133 1ms 30 Dec 2023 502nd LS2021 760 158 390ms 29 Nov 2023 502nd TRexOnGit 760 158 387ms 30 Jan 2024 504th janbehrens 🇩🇪 759 116 4ms 3 Jul 2023 504th emplv 🇱🇻 759 116 4ms 4 Jun 2025 506th edsrzf 🇳🇿 759 132 3ms 6 Nov 2025 507th Yewzir 🇧🇪 758 129 9ms 19 Apr 2023 507th Michiocre 758 129 8ms 19 Mar 2024 507th Steffan153 🇫🇮 758 129 9ms 10 Jun 2024 510th Shanethegamer 🇺🇸 758 130 110ms 1 May 2023 511th Shanethegamer 🇺🇸 758 168 455ms 25 Sep 2025 512th martin-viggiano 758 187 256ms 22 Jun 2022 512th MCausc78 🇺🇦 758 187 316ms 30 Dec 2022 514th Ripick 757 143 121ms 4 Feb 2023 515th MeWhenI 🇻🇦 757 156 494ms 17 Apr 2024 516th emgordon154 756 105 124ms 6 Sep 2024 517th madex 🇩🇪 755 134 2ms 28 Mar 2022 517th tsunderu 🇯🇵 755 134 1ms 25 Feb 2023 519th snoozingnewt 🇨🇦 755 150 105ms 13 days ago 520th IanUtley 755 184 1ms 2 Jul 2024 521st lynn 755 215 2ms 16 May 2022 522nd lynn 754 86 489ms 17 Feb 2024 522nd PeterTillema 🇳🇱 754 86 462ms 11 Mar 2024 522nd m-tkach 🇺🇦 754 86 501ms 31 Mar 2024 525th emgordon154 754 206 546ms 29 May 2025 526th SB-945 752 90 9ms 17 Apr 2024 526th luuumine 🇫🇷 752 90 16ms 13 Oct 2025 528th juliansiebert 🇩🇪 751 91 252ms 2 Dec 2023 529th CaedenHarper 🇨🇦 751 110 755ms 22 Oct 2025 530th nwellnhof 🇩🇪 750 82 36ms 3 Jun 2022 531st adriweb 🇫🇷 750 135 2ms 19 Aug 2024 532nd strout 750 149 125ms 21 Aug 2022 533rd trvswgnr 749 177 122ms 29 Apr 2023 534th sisyphus-ppcg 🇦🇺 747 59 56ms 16 Feb 2023 534th ovs-code 🇩🇪 747 59 58ms 18 Jul 2024 536th dokutan 747 130 2ms 28 Apr 2025 537th Shanethegamer 🇺🇸 746 130 3,736ms 28 Oct 2024 538th MeWhenI 🇻🇦 746 150 1ms 20 Feb 2023 538th Shanethegamer 🇺🇸 746 150 1ms 21 Mar 2023 540th dokutan 746 169 2ms 5 Aug 2024 541st dokutan 745 87 366ms 15 Aug 2024 542nd rucin93 🇵🇱 745 171 455ms 24 Sep 2025 542nd h3ra993huskp 🇯🇵 745 171 420ms 18 days ago 544th yzhs 🇩🇪 744 91 10ms 31 May 2022 545th cmayer777 744 136 1ms 14 Oct 2022 546th MaxCastella 🇫🇷 743 92 232ms 4 Aug 2022 546th Feniske 🇫🇷 743 92 265ms 4 Aug 2022 548th Shanethegamer 🇺🇸 743 159 444ms 21 Mar 2023 549th DialFrost 🇸🇬 742 144 5ms 18 Feb 2025 550th Shanethegamer 🇺🇸 742 191 263ms 7 Feb 2024 551st AshyIsMe 🇦🇺 740 71 33ms 21 Jul 2022 552nd annaproxy 740 151 115ms 30 Mar 2022 553rd chunes3 🇺🇸 739 133 63ms 17 Sep 2023 554th LogicalJoe 739 137 1ms 4 May 2023 554th wansacis 🇩🇪 739 137 3ms 16 Aug 2024 554th KayzaFlo 739 137 2ms 3 Oct 2024 557th KayzaFlo 739 160 62ms 3 Oct 2024 558th DialFrost 🇸🇬 738 112 740ms 4 Sep 2025 559th Shanethegamer 🇺🇸 737 180 139ms 10 Mar 2023 560th AnAwesomGuy 736 92 10ms 22 Sep 2025 First Prev 481–560 of 2,217 Next Last