The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Fibonacci 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 224th Jacob385 981 33 9ms 4 Mar 2024 224th neel11235813 981 33 8ms 26 Mar 2024 224th error256 981 33 9ms 9 May 2024 224th vlpx 🇫🇮 981 33 8ms 18 Jun 2024 224th pardouin 🇫🇷 981 33 9ms 7 Aug 2024 224th wlaud9 981 33 9ms 25 Aug 2024 224th edsrzf 🇳🇿 981 33 8ms 12 Sep 2024 224th CaedenHarper 🇨🇦 981 33 9ms 19 Sep 2024 224th b-illy 🇬🇧 981 33 9ms 28 Sep 2024 224th Andrey-Plotnikov 981 33 9ms 7 Nov 2024 224th Salutations45 981 33 8ms 23 Nov 2024 224th Natanaelel 🇸🇪 981 33 8ms 3 Feb 2025 224th kirjavascript 981 33 9ms 14 Feb 2025 224th KasperKivimaeki 🇫🇮 981 33 8ms 26 Feb 2025 224th BREMAUCY 🇫🇷 981 33 9ms 26 May 2025 224th fuzzylojik-golf 🇺🇸 981 33 9ms 28 May 2025 224th Quadruplay 981 33 8ms 15 Jul 2025 224th trinityy-7 981 33 9ms 18 Jul 2025 224th Nemikolh 🇫🇷 981 33 9ms 22 Jul 2025 224th LordSir101 981 33 9ms 9 Sep 2025 224th Yax42 🇫🇷 981 33 9ms 9 Sep 2025 224th qpwoeirut 981 33 9ms 20 Sep 2025 224th iczelia 🇩🇪 981 33 9ms 21 Sep 2025 224th luuumine 🇫🇷 981 33 9ms 22 Oct 2025 224th mrbenjadmin 981 33 9ms 4 Nov 2025 224th solisolu 981 33 9ms 15 Nov 2025 224th GolfingSuccess 🇬🇷 981 33 8ms 14 days ago 224th CornerMercury 🇬🇧 981 33 9ms 11 days ago 349th Lydxn 🇨🇦 975 25 87ms 4 Jun 2021 349th primo-ppcg 🇹🇭 975 25 50ms 4 Jun 2021 349th radarek 🇵🇱 975 25 33ms 2 Feb 2022 349th sisyphus-ppcg 🇦🇺 975 25 50ms 2 Feb 2022 349th GrayJoKing 🇦🇺 975 25 32ms 24 Aug 2023 349th error256 975 25 43ms 10 May 2024 355th rhdqor213 974 45 1ms 3 Jun 2024 355th Lydxn 🇨🇦 974 45 2ms 23 Jan 2025 357th Frowny 972 19 33ms 17 Aug 2018 357th primo-ppcg 🇹🇭 972 19 34ms 6 Dec 2018 357th ovs-code 🇩🇪 972 19 34ms 16 Dec 2022 357th stackofbears 972 19 34ms 9 Sep 2023 357th 2bular 972 19 31ms 2 Sep 2025 362nd btnlq 969 27 230ms 12 Jan 2021 362nd prplz 🇦🇺 969 27 221ms 14 Feb 2021 362nd sisyphus-ppcg 🇦🇺 969 27 212ms 20 Feb 2021 362nd Lydxn 🇨🇦 969 27 266ms 2 Sep 2021 362nd primo-ppcg 🇹🇭 969 27 247ms 13 Dec 2021 362nd Yewzir 🇧🇪 969 27 232ms 8 Apr 2024 362nd pardouin 🇫🇷 969 27 240ms 22 Sep 2024 362nd DialFrost 🇸🇬 969 27 244ms 60 mins ago 370th sisyphus-ppcg 🇦🇺 967 24 3ms 14 Mar 2021 370th Lydxn 🇨🇦 967 24 2ms 22 May 2022 370th fuzzylojik-golf 🇺🇸 967 24 2ms 22 Sep 2025 373rd primo-ppcg 🇹🇭 966 34 4ms 16 May 2018 373rd sisyphus-ppcg 🇦🇺 966 34 5ms 21 May 2021 373rd GrayJoKing 🇦🇺 966 34 4ms 21 May 2021 373rd Lydxn 🇨🇦 966 34 4ms 16 Feb 2022 373rd xsot 🇸🇬 966 34 5ms 21 Jul 2024 373rd Steffan153 🇫🇮 966 34 4ms 19 Aug 2024 379th Lydxn 🇨🇦 965 30 2ms 19 Jan 2022 379th sisyphus-ppcg 🇦🇺 965 30 4ms 19 Jan 2022 379th primo-ppcg 🇹🇭 965 30 3ms 19 Jan 2022 379th dvargas46 🇺🇸 965 30 1ms 26 Jun 2022 379th saito-ta 🇯🇵 965 30 2ms 6 Oct 2022 384th Lydxn 🇨🇦 964 23 1,016ms 23 Mar 2021 384th prplz 🇦🇺 964 23 1,040ms 23 Mar 2021 384th sisyphus-ppcg 🇦🇺 964 23 912ms 23 Mar 2021 384th GrayJoKing 🇦🇺 964 23 1,041ms 23 Mar 2021 384th primo-ppcg 🇹🇭 964 23 978ms 24 Mar 2021 384th JayXon 🇺🇸 964 23 938ms 6 May 2021 384th Irratix 🇳🇱 964 23 931ms 4 Jun 2021 384th emgordon154 964 23 783ms 23 Dec 2021 384th btnlq 964 23 1,003ms 1 Feb 2022 384th Steffan153 🇫🇮 964 23 974ms 13 Dec 2022 384th stefangimmillaro 964 23 877ms 10 Mar 2023 384th radarek 🇵🇱 964 23 840ms 21 May 2023 384th sean-niemann 🇺🇸 964 23 931ms 24 Mar 2024 384th error256 964 23 989ms 10 May 2024 384th pardouin 🇫🇷 964 23 967ms 11 Apr 2025 384th DialFrost 🇸🇬 964 23 991ms 13 Apr 2025 384th fuzzylojik-golf 🇺🇸 964 23 988ms 13 Sep 2025 First Prev 321–400 of 9,518 Next Last