The Continued Fractions hole will go live in approximately 16 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 881st JOrE20 181 650 387ms 17 days ago 882nd dokutan 181 666 294ms 21 Jun 2025 883rd KatieLG 🇬🇧 181 791 1ms 8 Oct 2023 883rd snoozingnewt 🇨🇦 181 791 1ms 12 Nov 2025 883rd CaedenHarper 🇨🇦 181 791 1ms 12 Nov 2025 883rd Shanethegamer 🇺🇸 181 791 1ms 12 Nov 2025 883rd HumanoidCPU 181 791 1ms 12 Nov 2025 883rd gigaprofisi 🇺🇸 181 791 1ms 13 Nov 2025 889th LostSyntax21 🇬🇧 180 564 36ms 9 Sep 2024 890th retrohun 180 570 43ms 6 Sep 2023 891st dokutan 180 695 4ms 26 Mar 2025 892nd KatieLG-Transpiler 🇬🇧 180 795 1ms 8 Oct 2023 893rd dokutan 178 733 80ms 18 Oct 2024 894th Shanethegamer 🇺🇸 178 798 423ms 25 Sep 2025 894th HumanoidCPU 178 798 430ms 8 Nov 2025 896th MeWhenI 🇻🇦 178 815 283ms 1 Sep 2023 896th Shanethegamer 🇺🇸 178 815 306ms 13 Sep 2023 896th KatieLG 🇬🇧 178 815 284ms 23 Mar 2024 896th HumanoidCPU 178 815 275ms 26 Aug 2024 900th KatieLG-Transpiler 🇬🇧 177 822 307ms 2 Sep 2023 901st Schmitt-Very-Cool 176 808 461ms 3 Oct 2025 901st gigaprofisi 🇺🇸 176 808 428ms 5 Nov 2025 903rd jameswmccarty 175 698 11ms 14 Dec 2024 904th dokutan 175 759 5ms 6 Oct 2024 905th msbranicky 174 584 35ms 12 Sep 2023 906th ndren 174 598 3ms 2 Sep 2023 907th KatieLG 🇬🇧 174 815 535ms 24 Sep 2025 908th kkoenig 174 834 290ms 3 Jan 2024 909th Mabeloid 🇳🇴 174 835 281ms 21 Sep 2024 910th dokutan 173 606 707ms 15 Jul 2025 911th Shanethegamer 🇺🇸 172 771 4ms 8 May 2025 911th fuzzylojik-golf 🇺🇸 172 771 4ms 8 Jul 2025 913th MeWhenI 🇻🇦 171 773 4ms 1 Sep 2023 913th josh-h-90 171 773 4ms 8 Sep 2023 913th msbranicky 171 773 4ms 17 Sep 2023 913th snoozingnewt 🇨🇦 171 773 4ms 17 Sep 2023 913th satutalo 🇫🇮 171 773 4ms 25 Sep 2023 913th HumanoidCPU 171 773 4ms 16 Apr 2024 913th Mabeloid 🇳🇴 171 773 4ms 21 Sep 2024 913th CaedenHarper 🇨🇦 171 773 5ms 22 Jan 2025 921st unfinishedprogram 170 774 9ms 1 Sep 2023 921st KatieLG 🇬🇧 170 774 9ms 2 Sep 2023 921st zakariamouhid 170 774 10ms 3 Sep 2023 921st Shanethegamer 🇺🇸 170 774 10ms 13 Sep 2023 921st GeorgeStechman 🇬🇧 170 774 9ms 22 Nov 2023 926th hacker112 🇸🇪 170 776 9ms 22 Jun 2024 926th codingisgreatbutiamnot 170 776 9ms 7 Aug 2024 926th XenThe 🇬🇧 170 776 9ms 26 Jul 2025 929th acollett89 170 777 9ms 30 Jul 2025 930th Shanethegamer 🇺🇸 170 786 399ms 1 Sep 2023 930th MeWhenI 🇻🇦 170 786 374ms 1 Sep 2023 930th Maximizer02 170 786 367ms 12 Mar 2024 930th KatieLG 🇬🇧 170 786 402ms 5 May 2024 930th Jacob385 170 786 390ms 18 Mar 2025 930th fuzzylojik-golf 🇺🇸 170 786 415ms 7 Sep 2025 930th Babafaba 170 786 383ms 30 Oct 2025 930th HumanoidCPU 170 786 398ms 9 Nov 2025 930th ndren 170 786 401ms 17 days ago 939th Jacob385 170 835 390ms 4 Aug 2024 940th Shanethegamer 🇺🇸 169 774 72ms 1 Sep 2023 940th HumanoidCPU 169 774 71ms 9 May 2024 940th CaedenHarper 🇨🇦 169 774 72ms 22 Jan 2025 943rd mwarvik 🇳🇴 169 787 360ms 29 Dec 2025 944th Adix-null 🇱🇹 169 790 384ms 10 Dec 2024 944th rollershutter 169 790 396ms 29 Jan 2025 944th heanyang1 169 790 400ms 23 May 2025 944th KasperKivimaeki 🇫🇮 169 790 396ms 2 Jul 2025 944th Blockyheadman 169 790 366ms 6 Nov 2025 944th CornerMercury 🇬🇧 169 790 405ms 17 days ago 950th MeWhenI 🇻🇦 168 778 75ms 1 Sep 2023 950th Mabeloid 🇳🇴 168 778 71ms 21 Sep 2024 952nd KatieLG-Transpiler 🇬🇧 168 783 9ms 2 Sep 2023 953rd KatieLG 🇬🇧 168 788 4ms 2 Sep 2023 953rd KatieLG-Transpiler 🇬🇧 168 788 4ms 2 Sep 2023 955th Zach1031 168 795 420ms 23 Nov 2025 956th rollershutter 168 847 405ms 29 Jan 2025 957th KatieLG 🇬🇧 168 938 1,688ms 13 Sep 2025 958th chunes3 🇺🇸 167 772 71ms 13 Sep 2023 958th Shanethegamer 🇺🇸 167 772 65ms 22 Nov 2024 960th HumanoidCPU 167 774 68ms 27 Jan 2025 First Prev 881–960 of 1,428 Next Last