The Calendar hole will go live in approximately 65 mins. Why not try and solve it ahead of time?
Number Spiral in Ruby 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 ArkScript 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 ArkScript 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 1st error256 1,000 76 33ms 21 May 2025 2nd sisyphus-ppcg 🇦🇺 950 80 63ms 26 Jan 2022 3rd Lydxn 🇨🇦 916 83 34ms 28 May 2022 3rd nwellnhof 🇩🇪 916 83 37ms 5 Oct 2022 5th GrayJoKing 🇦🇺 884 86 34ms 28 Jan 2022 6th Natanaelel 🇸🇪 874 87 35ms 26 Jan 2022 7th JayXon 🇺🇸 864 88 35ms 1 Mar 2023 7th pardouin 🇫🇷 864 88 35ms 7 Aug 2025 9th ovs-code 🇩🇪 844 90 37ms 11 Mar 2024 10th emgordon154 835 91 35ms 25 Sep 2025 11th janlelis 826 92 34ms 26 Jan 2022 11th scpchicken 🇵🇼 826 92 35ms 19 Jan 2023 11th sean-niemann 🇺🇸 826 92 33ms 23 hours ago 14th jared-hughes 800 95 36ms 20 Sep 2022 15th MeWhenI 🇻🇦 784 97 39ms 5 May 2025 16th stefangimmillaro 776 98 34ms 8 Aug 2023 17th anter69 🇭🇺 752 101 36ms 12 Feb 2024 18th SirBogman 🇺🇸 745 102 35ms 19 May 2022 19th DialFrost 🇸🇬 717 106 35ms 2 Jun 2024 20th tatzyr 🇯🇵 685 111 36ms 15 Feb 2025 21st shinh 655 116 35ms 25 Jun 2022 22nd olivermrose 🇺🇸 633 120 36ms 27 Jan 2022 23rd blaztoma 🇱🇹 594 128 36ms 15 Oct 2025 24th olleicua 🇺🇸 559 136 37ms 15 Feb 2024 25th Waffle3z 535 142 36ms 26 Jan 2022 26th Lv0Sys 🇵🇱 500 152 36ms 25 days ago 27th Andriamanitra 🇫🇮 463 164 36ms 29 Nov 2023 28th KatieLG 🇬🇧 461 165 38ms 13 Apr 2022 29th adoxography 455 167 36ms 20 Mar 2022 30th TheZwierzLF 🇵🇱 425 179 36ms 10 days ago 31st PikeIt 290 262 35ms 26 Jun 2023 32nd DaCuteRaccoon 285 267 37ms 15 May 2022 33rd JRaspass 🇬🇧 269 283 37ms 26 Apr 2022 34th dokutan 261 291 33ms 21 Apr 2025 35th KatieLG-Transpiler 🇬🇧 249 305 35ms 24 Jun 2022 35th retrohun 249 305 35ms 28 Dec 2022 35th Haksell 🇦🇶 249 305 35ms 23 Feb 2023 35th msbranicky 249 305 37ms 13 Sep 2023 35th HumanoidCPU 249 305 36ms 22 Apr 2024 35th Shanethegamer 🇺🇸 249 305 33ms 15 Aug 2024 35th Mabeloid 🇳🇴 249 305 37ms 4 Oct 2024 35th CaedenHarper 🇨🇦 249 305 35ms 16 Aug 2025 43rd Msleizak 🇫🇷 200 380 35ms 4 Nov 2022 1–43 of 43
