The Continued Fractions hole will go live in approximately 15 hours. Why not try and solve it ahead of time?
Rijndael S-box 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 160th KasperKivimaeki 🇫🇮 813 92 2ms 28 Oct 2025 162nd prplz 🇦🇺 812 64 50ms 27 Jan 2025 163rd GrayJoKing 🇦🇺 810 151 19ms 15 Nov 2023 164th emplv 🇱🇻 810 155 148ms 19 Oct 2025 165th sisyphus-ppcg 🇦🇺 809 163 9ms 1 Sep 2023 166th SirBogman 🇺🇸 809 237 190ms 27 Sep 2023 167th MostParsingVex 808 119 54ms 13 Oct 2024 168th sean-niemann 🇺🇸 808 148 1,769ms 25 Oct 2025 169th SirBogman 🇺🇸 806 126 36ms 21 Sep 2023 170th Seek64 🇩🇪 804 152 21ms 5 Jun 2024 171st SirBogman 🇺🇸 803 251 32ms 23 Sep 2023 172nd ovs-code 🇩🇪 801 131 482ms 7 Sep 2023 173rd GrayJoKing 🇦🇺 800 127 35ms 18 Nov 2023 174th SirBogman 🇺🇸 799 153 17ms 21 Sep 2023 175th Steffan153 🇫🇮 799 241 40ms 20 Jul 2024 176th SirBogman 🇺🇸 797 121 424ms 23 Sep 2023 177th MostParsingVex 797 270 1,029ms 25 Oct 2024 178th emplv 🇱🇻 796 208 107ms 20 Oct 2023 179th MostParsingVex 795 94 2ms 20 Jan 2025 180th trinityy-7 795 166 10ms 10 Oct 2023 181st sean-niemann 🇺🇸 794 128 38ms 5 Aug 2025 182nd MeWhenI 🇻🇦 794 154 38ms 1 Sep 2023 182nd CornerMercury 🇬🇧 794 154 11ms 33 hours ago 184th inventshah 793 148 120ms 3 Sep 2023 185th ovs-code 🇩🇪 791 92 49ms 1 Sep 2023 185th MeWhenI 🇻🇦 791 92 226ms 1 Sep 2023 187th sisyphus-ppcg 🇦🇺 789 155 582ms 16 Dec 2025 188th ovs-code 🇩🇪 788 66 50ms 4 Sep 2023 188th lynn 788 66 45ms 7 Jul 2024 190th Yax42 🇫🇷 785 168 14ms 15 days ago 191st SirBogman 🇺🇸 784 91 3ms 26 Sep 2023 192nd snoozingnewt 🇨🇦 784 156 21ms 7 days ago 193rd SirBogman 🇺🇸 783 93 241ms 10 Sep 2023 193rd SirBogman 🇺🇸 783 93 34ms 25 Sep 2023 195th edsrzf 🇳🇿 781 235 8ms 9 Dec 2025 196th CatsAreFluffy 779 96 2ms 16 Feb 2024 197th emgordon154 776 67 48ms 8 days ago 198th AdrienHache 🇫🇷 776 143 235ms 2 Jan 2024 199th lifthrasiir 🇰🇷 776 170 11ms 23 Nov 2024 199th Lv0Sys 🇵🇱 776 170 10ms 3 days ago 201st inventshah 774 158 15ms 3 Sep 2023 202nd SirBogman 🇺🇸 772 149 546ms 20 Jan 2024 203rd weliveinhell 🇭🇹 772 282 3ms 9 days ago 204th Natanaelel 🇸🇪 770 132 43ms 10 Sep 2023 205th bricknellj 769 159 149ms 23 Apr 2025 206th bstrat 767 93 3ms 23 Aug 2024 207th GrayJoKing 🇦🇺 766 150 573ms 16 Jan 2024 208th KasperKivimaeki 🇫🇮 765 68 47ms 22 Apr 2025 209th anter69 🇭🇺 764 160 10ms 19 Nov 2023 209th ryyyn 🇺🇸 764 160 23ms 10 Dec 2025 211th xsot 🇸🇬 762 174 12ms 21 Jun 2025 212th MeWhenI 🇻🇦 756 259 713ms 5 Oct 2023 213th Flekay 🇩🇪 755 162 26ms 8 days ago 214th dmrichwa 🇺🇸 754 175 10ms 4 Sep 2023 215th snoozingnewt 🇨🇦 754 260 172ms 20 Nov 2025 216th ovs-code 🇩🇪 752 189 508ms 3 Oct 2025 217th emplv 🇱🇻 752 193 285ms 20 Oct 2023 218th GolfingSuccess 🇬🇷 750 163 22ms 1 Sep 2023 219th MeWhenI 🇻🇦 746 154 470ms 17 Jan 2024 220th error256 746 164 255ms 8 Sep 2024 221st emgordon154 740 101 2ms 15 days ago 222nd SirBogman 🇺🇸 740 180 457ms 27 Sep 2023 223rd snoozingnewt 🇨🇦 737 156 427ms 7 days ago 224th lukegustafson 🇺🇸 737 179 10ms 13 Dec 2023 225th Alex-x90 🇺🇸 734 160 115ms 9 Jan 2025 226th sean-niemann 🇺🇸 734 174 3ms 7 Aug 2025 227th rucin93 🇵🇱 733 180 12ms 18 Mar 2025 228th lifthrasiir 🇰🇷 732 71 51ms 26 Nov 2024 229th MeWhenI 🇻🇦 729 195 588ms 7 Nov 2025 230th SirBogman 🇺🇸 728 132 54ms 5 Mar 2024 231st neel11235813 728 168 13ms 29 Nov 2023 231st ovs-code 🇩🇪 728 168 278ms 12 May 2024 233rd Irratix 🇳🇱 725 182 10ms 28 Sep 2023 234th pardouin 🇫🇷 725 215 2,514ms 10 Aug 2025 235th weliveinhell 🇭🇹 724 184 412ms 27 Sep 2023 235th Yax42 🇫🇷 724 184 450ms 15 days ago 237th davitf 723 169 31ms 30 Apr 2024 238th stefangimmillaro 723 229 117ms 9 Sep 2023 239th inventshah 722 72 51ms 4 Sep 2023 239th Steffan153 🇫🇮 722 72 50ms 16 Feb 2024 First Prev 161–240 of 1,428 Next Last