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 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 478th stefangimmillaro 801 94 35ms 1 Aug 2022 482nd CLOStrophobic 🇮🇹 801 132 41ms 8 Mar 2025 483rd jared-hughes 801 146 1ms 27 Mar 2022 483rd Mabeloid 🇳🇴 801 146 1ms 21 Sep 2024 485th Andrey-Plotnikov 800 145 8ms 20 Jun 2025 486th lynn 799 87 2ms 3 Jun 2022 487th AlephSquirrel 797 74 36ms 30 Dec 2022 488th primo-ppcg 🇹🇭 797 108 8ms 30 Mar 2022 489th BREMAUCY 🇫🇷 797 319 10ms 7 Aug 2025 490th scpchicken 🇵🇼 796 95 3ms 26 Mar 2022 491st MarcMush 🇫🇷 796 105 1,179ms 5 Jan 2024 492nd pilaf 🇦🇷 796 107 1,130ms 5 Apr 2022 492nd Shanethegamer 🇺🇸 796 107 1,052ms 21 Mar 2023 494th prestosilver 🇺🇸 796 129 2ms 13 Nov 2025 495th chunes3 🇺🇸 796 133 63ms 17 Sep 2023 496th bajorekp 796 142 74ms 1 Jun 2022 497th BlankSpruce 796 151 61ms 22 Aug 2024 498th b10011 🇫🇮 795 108 9ms 2 Jan 2023 498th DialFrost 🇸🇬 795 108 9ms 11 Feb 2023 500th Yewzir 🇧🇪 795 128 107ms 14 Sep 2023 501st NewDefectus 🇮🇱 794 146 9ms 10 Jun 2022 501st BambooleanLogic 🇸🇪 794 146 8ms 6 Dec 2022 501st tiadrop 794 146 9ms 7 Jan 2024 504th DialFrost 🇸🇬 793 119 79ms 23 Oct 2023 505th Salutations45 793 126 1ms 16 Jan 2025 506th dokutan 792 114 726ms 30 Aug 2025 506th KasperKivimaeki 🇫🇮 792 114 5ms 5 days ago 508th Yewzir 🇧🇪 792 135 7ms 4 Jan 2025 509th billings7 🇬🇧 792 154 361ms 17 May 2022 509th arctouch-cristiannevianna 792 154 401ms 9 Feb 2024 511th CaedenHarper 🇨🇦 792 182 260ms 4 Nov 2025 512th scpchicken 🇵🇼 791 90 141ms 26 Mar 2022 512th SirFireball3521 791 90 150ms 29 Jul 2023 514th albanian-laundromat 790 131 3ms 4 days ago 515th tailorspy 790 152 460ms 24 May 2024 515th zygoloid 790 152 77ms 4 Aug 2024 517th janbehrens 🇩🇪 790 322 10ms 2 Aug 2023 518th helbling 🇨🇭 789 147 9ms 22 Apr 2024 518th Yax42 🇫🇷 789 147 9ms 8 Sep 2025 520th DestyNova 🇮🇪 788 108 930ms 14 Aug 2022 521st btjones0 788 109 9ms 27 Mar 2022 521st vishwathg 788 109 10ms 17 Aug 2022 521st LogicalJoe 788 109 10ms 5 Oct 2022 524th GrayJoKing 🇦🇺 788 141 118ms 6 Jan 2023 525th oeb25 788 171 118ms 16 May 2022 526th olleicua 🇺🇸 787 75 41ms 10 Mar 2024 527th postie77 787 155 378ms 16 Mar 2023 528th DialFrost 🇸🇬 786 120 1ms 29 Jan 2024 529th janbehrens 🇩🇪 786 154 459ms 16 Nov 2022 530th anter69 🇭🇺 785 96 33ms 23 Feb 2023 531st KatieLG 🇬🇧 785 324 10ms 26 Sep 2024 532nd c0d3-4-F00d 🇩🇪 784 131 2ms 28 Mar 2022 532nd Natanaelel 🇸🇪 784 131 1ms 26 May 2022 532nd User2654 784 131 1ms 10 Feb 2023 532nd Shanethegamer 🇺🇸 784 131 1ms 21 Mar 2023 532nd BlankSpruce 784 131 2ms 17 Aug 2024 537th edsrzf 🇳🇿 784 132 3ms 6 Nov 2025 538th Shanethegamer 🇺🇸 784 135 70ms 1 Dec 2024 539th Shanethegamer 🇺🇸 784 146 118ms 21 Mar 2023 540th rucin93 🇵🇱 784 148 8ms 30 Jun 2022 540th Argeento 🇵🇱 784 148 8ms 15 Sep 2023 542nd CarsonChr 🇺🇸 784 172 135ms 11 Jul 2024 543rd Shanethegamer 🇺🇸 784 173 99ms 15 Oct 2022 544th Shanethegamer 🇺🇸 783 130 110ms 1 May 2023 545th MeWhenI 🇻🇦 782 96 256ms 28 Jan 2023 546th YuryChaikou-ServiceNow 782 156 401ms 27 Oct 2022 546th h45h74x 782 156 415ms 5 Nov 2025 548th MeWhenI 🇻🇦 782 325 9ms 1 Aug 2023 549th rowan-OzRunways 781 169 649ms 19 Jul 2023 550th b-illy 🇬🇧 780 110 9ms 12 Aug 2024 550th CaedenHarper 🇨🇦 780 110 9ms 19 Sep 2024 550th frankgraziano 780 110 9ms 14 Mar 2025 550th YAJUE114514 780 110 9ms 8 days ago 554th MeWhenI 🇻🇦 780 150 1ms 20 Feb 2023 554th Shanethegamer 🇺🇸 780 150 1ms 21 Mar 2023 554th snoozingnewt 🇨🇦 780 150 105ms 13 days ago 557th rotary-o 🇯🇵 780 166 360ms 4 May 2023 558th janbehrens 🇩🇪 779 116 4ms 3 Jul 2023 558th emplv 🇱🇻 779 116 4ms 4 Jun 2025 560th CaedenHarper 🇨🇦 778 107 521ms 19 Sep 2024 First Prev 481–560 of 2,238 Next Last