The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Look and Say in Python 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 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 ArkScript 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 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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 201st potato-jackson 566 106 20ms 5 Mar 2021 201st nstearns96 🇬🇧 566 106 17ms 23 Jan 2023 201st roupiq 🇵🇱 566 106 12ms 19 Feb 2024 201st Bmrl7 566 106 11ms 24 Dec 2025 205th andre-lameirinhas 🇵🇹 561 107 39ms 14 Dec 2020 205th knutae 🇳🇴 561 107 10ms 15 Jul 2021 205th itsjustfreekie 561 107 11ms 21 Sep 2021 205th eshilo-draper 561 107 10ms 7 Nov 2022 205th mbittner20 561 107 13ms 27 May 2023 205th tobeannouncd 561 107 10ms 15 Sep 2023 205th BREMAUCY 🇫🇷 561 107 21ms 24 Apr 2024 205th Ythaenagor 561 107 11ms 5 Aug 2024 205th Emutis 🇱🇹 561 107 10ms 6 Aug 2025 205th wobblybits 561 107 16ms 16 Aug 2025 215th abailey2020 🇺🇸 556 108 10ms 12 Dec 2020 215th ComputerKWasTaken 🇺🇸 556 108 10ms 15 Oct 2024 217th argusdusty 🇺🇸 550 109 11ms 31 Dec 2020 217th fynnkroeger 550 109 36ms 8 Feb 2021 217th Starwort 🇬🇧 550 109 10ms 5 Mar 2021 217th b10011 🇫🇮 550 109 15ms 8 Jan 2023 217th GulgDev 550 109 16ms 21 Mar 2023 217th zwxzwxzwx21 550 109 11ms 30 Jan 2024 217th swtchblade 550 109 10ms 23 Jul 2025 224th boxjelly 545 110 15ms 12 Feb 2021 224th cesarm4 545 110 11ms 31 Aug 2021 224th Kloppermand 🇩🇰 545 110 16ms 28 Sep 2021 224th LeeCamp 545 110 12ms 15 Feb 2022 224th za3k 545 110 10ms 12 Oct 2022 224th lzahray 545 110 13ms 25 Oct 2022 224th Apfelvater 545 110 10ms 24 days ago 231st johnnythedoggie 541 111 10ms 29 Apr 2021 231st blamegames 541 111 10ms 16 May 2021 231st fgrosshans 🇫🇷 541 111 11ms 7 May 2023 231st wk1093 541 111 11ms 18 Nov 2023 231st SoliGhost 541 111 10ms 10 Jun 2025 231st Deedogg 541 111 12ms 30 Oct 2025 237th vezzick 536 112 11ms 4 Mar 2021 237th guilhem-roy 🇫🇷 536 112 12ms 28 Feb 2022 237th celiendonze 🇨🇭 536 112 10ms 18 Jul 2023 237th CutSandstone 536 112 12ms 4 Jul 2024 237th codingisgreatbutiamnot 536 112 10ms 7 Aug 2024 237th muser-logiccpu 🇺🇦 536 112 11ms 21 Aug 2025 243rd jiaminglimjm 🇲🇾 531 113 12ms 6 Jan 2021 243rd mothcolada 🇺🇸 531 113 10ms 21 Apr 2021 243rd NicoAdams 531 113 12ms 5 Jan 2022 243rd martinnorling 🇸🇪 531 113 13ms 21 Feb 2022 243rd jfallon1997 531 113 11ms 8 Aug 2022 243rd RandGuy 531 113 11ms 22 Nov 2022 243rd jacksonhenry3 531 113 11ms 2 Dec 2022 243rd badboj40 531 113 11ms 26 Dec 2022 243rd Techdude01 531 113 10ms 14 Feb 2023 243rd yokasuretsu 531 113 10ms 9 Jan 2025 243rd Pyroan 531 113 11ms 25 Feb 2025 254th geofft 526 114 10ms 10 Dec 2020 254th j-Ewan 526 114 10ms 11 Mar 2022 254th 40fied4t 526 114 10ms 17 May 2025 254th dirckvdende 526 114 12ms 25 Jul 2025 258th dahrens 522 115 10ms 13 May 2021 258th AbelPelser 522 115 12ms 2 Jul 2022 258th OppositeShark 522 115 10ms 20 Jul 2022 258th adamnielson42 🇺🇸 522 115 11ms 1 Jun 2023 258th Andrey2001 522 115 12ms 6 Dec 2025 263rd LlamaLad7 🇬🇧 517 116 10ms 16 Jan 2021 263rd SniperSmiley 🇺🇸 517 116 10ms 5 Sep 2022 263rd MaxElf999 517 116 12ms 28 Sep 2022 263rd RyGuy101 517 116 10ms 19 Jul 2023 263rd anonymaew 517 116 15ms 2 Aug 2023 263rd resoNathan 517 116 10ms 26 Apr 2024 263rd BlankSpruce 517 116 10ms 3 Sep 2025 270th ydevor 🇮🇱 513 117 12ms 3 Dec 2020 270th raymur 513 117 11ms 26 Jan 2022 272nd wrhm 508 118 16ms 12 Dec 2020 272nd artieleach 508 118 10ms 8 Feb 2021 272nd galloj 🇨🇿 508 118 10ms 17 Aug 2022 272nd glesnick 508 118 12ms 18 Aug 2022 272nd AstroOrbis 508 118 10ms 25 Nov 2025 277th VilBoub 504 119 10ms 17 Apr 2022 277th AlbertCoolGuy 504 119 10ms 3 Dec 2022 277th roguh 🇬🇹 504 119 11ms 9 Jan 2024 280th ellis-rix 500 120 11ms 24 Feb 2022 280th MichaelMBradley 🇨🇦 500 120 13ms 13 Apr 2022 280th Alban-Boissard 500 120 11ms 14 Jun 2025 283rd Pena86 496 121 10ms 19 Feb 2021 283rd NanduBC 496 121 12ms 20 Mar 2021 283rd lemogne 496 121 11ms 8 Aug 2021 283rd tobyLovick 496 121 10ms 13 Dec 2023 287th b4dpxl 492 122 11ms 3 Nov 2021 288th ethandhunt 488 123 11ms 15 Aug 2021 289th Trunksistor 🇫🇷 484 124 11ms 22 Apr 2022 289th Eugen-str 484 124 10ms 1 Nov 2023 289th yuchuehw 484 124 11ms 18 Jan 2024 289th Stockoh 🇫🇷 484 124 11ms 26 Apr 2024 289th Rubiksmath 484 124 10ms 1 Oct 2024 289th calebaitken 484 124 15ms 17 Apr 2025 295th lmolteno 480 125 10ms 7 Mar 2021 295th matricronia 480 125 10ms 6 May 2021 295th clementblaudeau 480 125 11ms 5 Oct 2021 295th mathb0y512 480 125 10ms 26 Nov 2022 295th Florian-Mt 480 125 10ms 2 Oct 2023 300th ValdeQwerty 476 126 11ms 31 May 2023 First Prev 201–300 of 421 Next Last