The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
Abundant Numbers in C++ 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 1st Lydxn 🇨🇦 1,000 77 59ms 2 Jan 2022 1st JayXon 🇺🇸 1,000 77 49ms 7 Mar 2022 3rd nwellnhof 🇩🇪 951 81 59ms 18 Jan 2022 4th sean-niemann 🇺🇸 906 85 57ms 12 Aug 2024 5th 09cf 895 86 60ms 18 Dec 2023 6th KasperKivimaeki 🇫🇮 865 89 548ms 16 days ago 7th GrayJoKing 🇦🇺 856 90 128ms 14 Mar 2022 7th snyderek 🇺🇸 856 90 57ms 21 Sep 2024 9th wilihybrid 🇫🇮 846 91 55ms 3 Jan 2022 9th inventshah 846 91 57ms 17 Jun 2022 11th primo-ppcg 🇹🇭 837 92 59ms 18 Jan 2022 11th MeWhenI 🇻🇦 837 92 68ms 21 Aug 2023 11th Herbert00709 🇵🇱 837 92 57ms 24 Feb 2024 11th ovs-code 🇩🇪 837 92 63ms 10 Mar 2025 11th fuzzylojik-golf 🇺🇸 837 92 71ms 29 May 2025 11th DialFrost 🇸🇬 837 92 66ms 10 days ago 17th Irratix 🇳🇱 828 93 57ms 3 Jan 2022 17th prplz 🇦🇺 828 93 62ms 4 Jan 2022 17th Mandrzejy 🇵🇱 828 93 62ms 28 Mar 2024 17th tailorspy 828 93 56ms 22 May 2024 21st Re-Adventures 🇮🇳 819 94 64ms 2 Jan 2022 21st m-tkach 🇺🇦 819 94 399ms 28 Apr 2022 21st Yewzir 🇧🇪 819 94 60ms 3 Feb 2023 21st HHHMGK 819 94 56ms 2 Oct 2025 25th Alex-x90 🇺🇸 811 95 66ms 9 Jun 2022 25th janbehrens 🇩🇪 811 95 58ms 20 Nov 2022 25th Shanethegamer 🇺🇸 811 95 65ms 2 Dec 2022 25th Betuaredead 811 95 59ms 6 Jan 2023 25th drabart 🇵🇱 811 95 60ms 11 Dec 2023 25th SadiinsoSnowfall 🇫🇷 811 95 59ms 15 Feb 2024 25th oceko 811 95 65ms 19 Feb 2024 32nd MateuszPietrzak 🇵🇱 802 96 62ms 30 Nov 2023 32nd dokutan 802 96 60ms 16 Mar 2024 34th jared-hughes 794 97 389ms 24 Jun 2022 34th annaproxy 794 97 66ms 22 Jan 2023 34th eMGeeneer 794 97 394ms 24 Jul 2024 37th timhaj 🇸🇮 786 98 63ms 12 Sep 2025 37th snoozingnewt 🇨🇦 786 98 474ms 9 Oct 2025 39th namcartoon06 778 99 64ms 30 Jun 2023 39th trist224 🇫🇷 778 99 407ms 14 Feb 2024 41st CatsAreFluffy 762 101 62ms 11 Jan 2023 41st bac0id 762 101 64ms 23 Feb 2024 41st balloffur 762 101 60ms 18 days ago 44th aksyristos 755 102 60ms 30 Jan 2023 44th gjoacorp 🇬🇧 755 102 61ms 3 Aug 2025 44th webmiche 755 102 67ms 31 Oct 2025 44th 6512345 755 102 61ms 5 Nov 2025 48th astdefu 748 103 66ms 8 Dec 2022 48th ritwin-n 748 103 63ms 11 Jun 2023 48th helldove 748 103 60ms 25 Feb 2024 51st BlankSpruce 740 104 61ms 13 Jan 2022 51st YouLookLikeYouNeedAMonkey 740 104 430ms 14 Oct 2022 51st roupiq 🇵🇱 740 104 60ms 25 Feb 2024 54th f-tucker 733 105 62ms 8 Jan 2024 55th Walter225 720 107 59ms 10 Jul 2023 55th myirci 720 107 68ms 19 Jun 2025 55th kellantech 720 107 59ms 16 days ago 58th SnivyLlama 713 108 388ms 28 May 2022 58th FrederikHutfless 🇩🇪 713 108 57ms 22 Dec 2022 58th viv511 713 108 437ms 4 Feb 2025 61st CRefice 706 109 63ms 3 Jan 2022 61st james-downey 706 109 61ms 14 Jul 2022 61st cmayer777 706 109 60ms 30 Sep 2022 61st tvcv901 706 109 68ms 22 Mar 2023 61st yoshykai 706 109 399ms 27 Mar 2025 66th jhpaques 🇫🇷 700 110 55ms 29 Jul 2022 66th piano-miles 700 110 1,025ms 30 Mar 2023 66th jorbDehmel 🇺🇸 700 110 59ms 19 May 2023 66th msbranicky 700 110 63ms 22 Aug 2023 66th Pyro569 700 110 68ms 4 Nov 2023 71st Matter1024 🇮🇳 694 111 65ms 14 Nov 2025 72nd alonmaayan 675 114 63ms 28 Mar 2023 72nd 0dyse 675 114 59ms 6 May 2025 74th m93mark 670 115 67ms 2 Jan 2022 74th shibacho 🇯🇵 670 115 58ms 9 Sep 2022 74th NJRist 🇺🇸 670 115 63ms 25 Nov 2022 74th rschwa6308 🇺🇸 670 115 986ms 22 Sep 2024 74th matejmatik123 🇸🇰 670 115 933ms 26 Sep 2025 74th 199Mosidze 670 115 996ms 15 Nov 2025 80th adoxography 664 116 58ms 20 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