The Continued Fractions hole will go live in approximately 42 hours. Why not try and solve it ahead of time?
Leap Years 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 Calendar 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 Multitap Input 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 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 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 ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar 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 Multitap Input 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 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 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 881st Steffan153 🇫🇮 884 61 15ms 22 Aug 2024 882nd daniel-skalik 🇨🇿 884 64 383ms 21 Nov 2021 882nd fleischa 884 64 402ms 21 Nov 2021 882nd Kloppermand 🇩🇰 884 64 377ms 21 Nov 2021 882nd p-vf 🇨🇭 884 64 396ms 21 Nov 2021 882nd raphaelimahorn 884 64 372ms 21 Nov 2021 882nd revlayle 🇺🇸 884 64 394ms 21 Nov 2021 882nd roavin 884 64 395ms 5 Jul 2022 882nd dteague3989 884 64 401ms 26 May 2023 882nd Decrare 884 64 399ms 12 Sep 2025 882nd Andrey2001 884 64 369ms 26 Nov 2025 892nd prplz 🇦🇺 883 48 16ms 19 Sep 2019 892nd TFeld00 🇩🇰 883 48 10ms 3 Mar 2020 892nd GolfingSuccess 🇬🇷 883 48 15ms 17 Nov 2020 892nd urojony 🇵🇱 883 48 21ms 26 Dec 2020 892nd btjones0 883 48 17ms 30 Dec 2020 892nd Indivicivet 883 48 17ms 22 Mar 2021 892nd NewDefectus 🇮🇱 883 48 16ms 27 May 2021 892nd Bubbler-4 883 48 9ms 16 Nov 2021 892nd KatieLG 🇬🇧 883 48 16ms 2 Jun 2022 892nd k3w1k0d3r 883 48 10ms 29 Jun 2022 892nd FlorianCassayre 🇫🇷 883 48 16ms 6 Mar 2023 892nd quimey 883 48 15ms 15 Jun 2023 892nd Andriamanitra 🇫🇮 883 48 17ms 10 Jul 2023 892nd stefangimmillaro 883 48 9ms 18 Jul 2023 892nd Alex-x90 🇺🇸 883 48 10ms 27 Jul 2023 892nd sultan 883 48 10ms 16 Feb 2024 892nd driri85 883 48 10ms 16 Feb 2024 892nd wen1now 883 48 10ms 1 Mar 2024 892nd cpchrispye 883 48 16ms 20 Apr 2024 892nd 5cw 🇺🇸 883 48 17ms 6 May 2024 892nd egasyelir 883 48 17ms 15 Jul 2024 892nd bzijlema 🇳🇱 883 48 17ms 11 Sep 2024 892nd moustave 883 48 16ms 9 Jan 2025 892nd rollershutter 883 48 16ms 21 Jan 2025 892nd Yax42 🇫🇷 883 48 9ms 17 Jun 2025 892nd luuumine 🇫🇷 883 48 10ms 29 Oct 2025 892nd solisolu 883 48 17ms 1 Jan 2026 919th GrayJoKing 🇦🇺 883 57 4ms 16 Jul 2023 920th voytxt 🇨🇿 882 35 1,272ms 16 May 2022 920th lynn 882 35 1,257ms 1 Jun 2022 920th emgordon154 882 35 1,230ms 5 Oct 2025 920th edsrzf 🇳🇿 882 35 1,266ms 21 Dec 2025 924th emplv 🇱🇻 882 55 111ms 26 Oct 2022 924th voytxt 🇨🇿 882 55 112ms 1 Jan 2023 924th stefangimmillaro 882 55 110ms 20 Jun 2023 924th mulmul9 🇭🇺 882 55 112ms 8 Sep 2023 928th Wanderkind 🇰🇷 882 71 449ms 9 Jan 2023 929th JayXon 🇺🇸 882 121 1,653ms 15 Sep 2025 930th MeWhenI 🇻🇦 881 46 5ms 31 Dec 2024 931st sean-niemann 🇺🇸 880 47 105ms 20 Mar 2022 931st MeWhenI 🇻🇦 880 47 94ms 10 Oct 2022 931st Steffan153 🇫🇮 880 47 99ms 9 Feb 2023 931st DialFrost 🇸🇬 880 47 105ms 8 Nov 2023 931st dokutan 880 47 105ms 25 Sep 2024 936th frosster 🇨🇦 880 48 2ms 16 days ago 937th DialFrost 🇸🇬 880 109 1,454ms 7 Mar 2025 937th MeWhenI 🇻🇦 880 109 1,402ms 28 Mar 2025 939th inventshah 879 50 2ms 9 Sep 2022 939th janbehrens 🇩🇪 879 50 2ms 14 Sep 2022 941st Steffan153 🇫🇮 878 39 70ms 26 Dec 2022 941st Alessandro-Balconi 🇮🇹 878 39 72ms 26 Dec 2022 943rd Re-Adventures 🇮🇳 878 81 58ms 2 Jan 2022 943rd Betuaredead 878 81 58ms 4 Jan 2023 943rd aksyristos 878 81 62ms 30 Jan 2023 943rd CatsAreFluffy 878 81 58ms 19 Feb 2023 943rd namcartoon06 878 81 58ms 30 Jun 2023 943rd Herbert00709 🇵🇱 878 81 58ms 17 Nov 2023 943rd HumanoidCPU 878 81 55ms 19 Feb 2024 950th rak1507 🇬🇧 877 31 33ms 20 Sep 2021 950th nwellnhof 🇩🇪 877 31 32ms 26 Sep 2021 950th Natanaelel 🇸🇪 877 31 32ms 21 Feb 2024 953rd Yewzir 🇧🇪 877 55 3ms 29 Mar 2024 954th edsrzf 🇳🇿 877 57 12ms 17 Dec 2024 954th DialFrost 🇸🇬 877 57 12ms 2 Jan 2026 956th Shanethegamer 🇺🇸 877 71 492ms 25 Sep 2025 956th Yewzir 🇧🇪 877 71 335ms 2 Oct 2025 956th albanian-laundromat 877 71 439ms 25 Oct 2025 956th TeodorDyakov 🇧🇬 877 71 565ms 16 Jan 2026 960th traws0 876 26 2ms 15 Jan 2022 First Prev 881–960 of 4,833 Next Last