The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
brainfuck 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 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 Bytes Time Submitted 400th MathisBullinger 755 172 19ms 28 Nov 2021 400th Salutations45 755 172 22ms 18 Nov 2024 400th Protothor 755 172 14ms 27 days ago 404th SwordF-Official 🇺🇸 755 212 8ms 9 Sep 2025 405th 2011-Chan-Ethan 755 213 53ms 16 Sep 2023 406th stefangimmillaro 755 261 363ms 21 Sep 2024 407th detrumi 🇳🇱 754 282 174ms 13 Feb 2021 408th artyom-razinov 754 318 173ms 13 Feb 2020 409th snyderek 🇺🇸 753 177 64ms 23 Nov 2024 410th MeWhenI 🇻🇦 752 168 1,432ms 15 Feb 2023 411th atenfyr 751 213 3ms 21 Jun 2020 411th Shanethegamer 🇺🇸 751 213 4ms 5 Oct 2024 411th Blendi-Goose 751 213 3ms 5 Oct 2025 414th muser-logiccpu 🇺🇦 751 214 30ms 22 days ago 415th SirBogman 🇺🇸 750 116 42ms 26 Dec 2023 416th user189032 750 173 20ms 29 May 2019 416th daniel-pedersen 🇸🇪 750 173 18ms 6 Mar 2022 416th kirjavascript 750 173 13ms 12 Oct 2025 419th edsrzf 🇳🇿 749 300 110ms 15 Dec 2025 420th SirBogman 🇺🇸 748 104 6ms 7 Jun 2024 421st Shanethegamer 🇺🇸 748 182 11ms 28 Sep 2024 422nd xorraxrax 748 215 27ms 31 Oct 2019 422nd dzshn 748 215 44ms 7 Feb 2023 422nd yokasuretsu 748 215 22ms 7 Jan 2025 425th alexkunin 746 174 18ms 11 Jul 2019 425th two-bad 🇬🇧 746 174 63ms 23 Feb 2024 425th helbling 🇨🇭 746 174 23ms 24 Apr 2024 425th TeodorDyakov 🇧🇬 746 174 16ms 13 Jan 2026 429th MeWhenI 🇻🇦 746 220 533ms 19 Jun 2025 429th Yax42 🇫🇷 746 220 535ms 3 Aug 2025 431st MeWhenI 🇻🇦 746 239 689ms 7 Nov 2025 432nd MeWhenI 🇻🇦 746 246 2,588ms 2 Dec 2024 433rd SirBogman 🇺🇸 744 190 624ms 20 Jan 2024 434th lrustand 744 216 22ms 1 Feb 2018 435th lynn 744 266 360ms 19 Sep 2021 436th kcinnu 🇱🇹 742 175 16ms 2 May 2023 436th CaedenHarper 🇨🇦 742 175 13ms 7 Oct 2025 438th martion2007 741 217 21ms 22 Sep 2024 439th andersk 🇺🇸 741 287 185ms 25 Oct 2022 440th dloscutoff 739 171 976ms 27 Nov 2018 441st namelessiw 739 222 546ms 9 Apr 2025 442nd Argeento 🇵🇱 738 170 154ms 3 Aug 2024 442nd emgordon154 738 170 147ms 14 May 2025 444th proton 🇩🇪 737 118 45ms 9 Jun 2020 444th anter69 🇭🇺 737 118 45ms 19 Mar 2024 446th not-optikk 🇺🇸 737 217 3ms 14 Dec 2022 447th dzhang314 737 218 22ms 15 Aug 2019 447th netfri25 🇮🇱 737 218 22ms 14 Feb 2026 449th ovs-code 🇩🇪 735 230 471ms 27 Jul 2024 450th Mikey-Beep 🇬🇧 734 219 22ms 5 Sep 2024 451st QuincyNash 🇺🇸 733 177 15ms 29 Nov 2025 452nd CaedenHarper 🇨🇦 732 138 1,419ms 4 Sep 2025 453rd GrayJoKing 🇦🇺 732 223 400ms 8 May 2022 454th edsrzf 🇳🇿 732 225 130ms 23 Mar 2025 455th dim-an 731 220 32ms 9 Dec 2020 455th PaulMWeiser 731 220 24ms 26 Feb 2023 455th commandz0 🇺🇸 731 220 21ms 12 Apr 2023 455th ahmetdemirag 🇨🇾 731 220 416ms 25 Apr 2025 459th CatsAreFluffy 730 83 60ms 30 Jan 2023 460th iliazeus 729 178 19ms 10 Mar 2023 460th tayloia 🇬🇧 729 178 32ms 15 May 2023 462nd hughsimpson 727 107 21ms 2 Feb 2018 463rd dokutan 727 139 1,596ms 30 Aug 2025 464th jhu04 727 221 22ms 18 Jan 2024 464th snydej 727 221 252ms 28 Nov 2024 466th dokutan 727 279 8ms 21 Feb 2025 467th edsrzf 🇳🇿 726 475 148ms 7 Mar 2025 468th Lv0Sys 🇵🇱 725 179 13ms 21 Dec 2025 469th WilliamDeBlieck 725 180 709ms 1 Mar 2026 470th m42km 725 195 568ms 3 Feb 2024 471st daedals 724 222 25ms 12 Jun 2019 471st PyPylia 🇦🇺 724 222 23ms 24 May 2021 471st diddily 724 222 21ms 18 Nov 2022 471st fkantelberg 724 222 25ms 17 Jul 2023 475th HumanoidCPU 723 332 124ms 29 Mar 2025 476th SirBogman 🇺🇸 723 435 83ms 6 Nov 2022 477th albanian-laundromat 🇺🇸 722 140 1,445ms 11 Nov 2025 478th Mukundan314 722 153 186ms 13 days ago 479th Yewzir 🇧🇪 722 405 1,781ms 8 days ago 480th jakobwitte 721 180 30ms 12 Mar 2018 480th rniii 721 180 14ms 21 Nov 2025 482nd pascscha 721 223 359ms 13 May 2022 482nd MaxElf999 721 223 60ms 23 Sep 2022 484th AlephSquirrel 721 235 103ms 26 Oct 2024 485th MostParsingVex 720 185 456ms 2 Jan 2025 486th KatieLG 🇬🇧 718 197 501ms 23 Aug 2024 487th ovs-code 🇩🇪 716 67 99ms 17 Jul 2024 488th mathisfun271 715 225 20ms 12 Feb 2024 488th edsrzf 🇳🇿 715 225 22ms 22 Jan 2025 488th itljan30 715 225 21ms 26 Jan 2025 488th YAJUE114514 715 225 22ms 6 Mar 2026 492nd edsrzf 🇳🇿 713 154 5ms 27 Oct 2024 493rd SirFireball3521 713 182 27ms 23 Nov 2022 494th KasperKivimaeki 🇫🇮 713 298 158ms 23 Sep 2025 495th stackotter 712 337 152ms 29 May 2023 496th albanian-laundromat 🇺🇸 711 199 616ms 21 Aug 2025 497th mossprescott 711 226 23ms 10 Jan 2023 498th snobee 🇨🇦 711 299 166ms 9 Dec 2022 498th stefangimmillaro 711 299 159ms 14 Sep 2024 500th tianshuo 709 183 28ms 19 Jun 2019 First Prev 401–500 of 1,472 Next Last