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 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 801st Bubbler-4 481 150 28ms 24 Feb 2022 802nd fuzzylojik-golf 🇺🇸 481 212 22ms 31 May 2025 802nd maxgodfrey2004 🇨🇦 481 212 23ms 13 Jul 2025 802nd Bmrl7 481 212 22ms 22 Dec 2025 805th Just4FunCoder 479 213 17ms 22 Mar 2023 806th filharmonista 479 216 2ms 20 Nov 2019 806th Szum123321 🇵🇱 479 216 2ms 28 Nov 2023 806th LostSyntax21 🇬🇧 479 216 2ms 19 Jan 2025 809th MeWhenI 🇻🇦 479 652 55ms 28 Aug 2023 810th Juici 478 223 16ms 8 Feb 2021 811th m42km 477 195 568ms 3 Feb 2024 812th muser-logiccpu 🇺🇦 477 214 30ms 22 days ago 813th derp-all-day 476 204 6ms 27 Nov 2019 814th Xbot781 476 224 29ms 12 Aug 2023 815th scpchicken 🇵🇼 475 125 2,654ms 8 Apr 2022 816th Irratix 🇳🇱 475 218 2ms 13 Jun 2022 817th c0d3-4-F00d 🇩🇪 475 343 408ms 21 Nov 2021 818th alomiF 475 413 135ms 25 Aug 2024 819th Natanaelel 🇸🇪 474 78 143ms 18 Feb 2025 820th xorraxrax 474 215 27ms 31 Oct 2019 820th dzshn 474 215 44ms 7 Feb 2023 820th yokasuretsu 474 215 22ms 7 Jan 2025 823rd hamhub7 474 344 399ms 9 Aug 2022 824th jared-hughes 473 128 45ms 12 Sep 2022 824th jstanley0 473 128 43ms 18 Jan 2024 826th crizin 🇰🇷 473 374 552ms 9 Sep 2023 827th lrustand 472 216 22ms 1 Feb 2018 827th robin-scragg 472 216 22ms 3 Oct 2025 829th namelessiw 472 280 66ms 27 Nov 2023 830th KasperKivimaeki 🇫🇮 471 206 5ms 9 Dec 2025 831st martion2007 470 217 21ms 22 Sep 2024 832nd hughsimpson 469 107 21ms 2 Feb 2018 833rd gastropner 469 221 2ms 22 Dec 2020 833rd madex 🇩🇪 469 221 2ms 22 Sep 2021 835th MeWhenI 🇻🇦 469 243 3,883ms 18 Nov 2023 836th janAkali 🇷🇺 469 344 395ms 9 Jan 2026 837th albanian-laundromat 🇺🇸 468 199 616ms 21 Aug 2025 838th dzhang314 468 218 22ms 15 Aug 2019 838th netfri25 🇮🇱 468 218 22ms 14 Feb 2026 840th muctashio 468 378 558ms 24 May 2020 841st adamnielson42 🇺🇸 467 228 12ms 23 Feb 2025 842nd snoozingnewt 🇨🇦 467 389 2,674ms 20 Oct 2025 843rd Mikey-Beep 🇬🇧 466 219 22ms 5 Sep 2024 844th wansacis 🇩🇪 466 222 2ms 21 Aug 2021 844th Denverjin 466 222 2ms 2 Nov 2021 846th AnnoyedArt1256 465 229 23ms 7 Jan 2025 847th Jonson26 465 381 469ms 13 days ago 848th raketexyz 465 455 222ms 22 Jan 2026 849th dim-an 464 220 32ms 9 Dec 2020 849th PaulMWeiser 464 220 24ms 26 Feb 2023 849th ahmetdemirag 🇨🇾 464 220 416ms 25 Apr 2025 852nd JOrE20 464 463 284ms 10 Feb 2026 853rd Lv0Sys 🇵🇱 462 131 46ms 30 Nov 2025 853rd darrenks 🇺🇸 462 131 44ms 25 Feb 2026 855th Heathcorp 🇦🇺 462 224 2ms 11 Oct 2022 855th FortuiteMan 🇫🇷 462 224 2ms 10 Oct 2024 855th LvLError 462 224 2ms 29 May 2025 855th Lv0Sys 🇵🇱 462 224 2ms 29 May 2025 855th warmCabin 462 224 2ms 31 Dec 2025 855th emgordon154 462 224 2ms 14 Feb 2026 855th aksyristos 462 224 2ms 26 Mar 2026 862nd ReimuA 462 353 411ms 26 Jul 2022 863rd weliveinhell 🇭🇹 462 458 198ms 4 Oct 2023 864th jhu04 461 221 22ms 18 Jan 2024 864th snydej 461 221 252ms 28 Nov 2024 866th GodlyProgrammer1 460 225 2ms 15 Nov 2025 867th Andriamanitra 🇫🇮 459 132 41ms 9 Oct 2023 868th daedals 459 222 25ms 12 Jun 2019 868th PyPylia 🇦🇺 459 222 23ms 24 May 2021 868th diddily 459 222 21ms 18 Nov 2022 871st neihousaigaai 459 232 18ms 6 Mar 2022 872nd dokutan 459 292 11ms 20 Oct 2023 873rd castur1 459 355 397ms 16 Feb 2022 874th Shanethegamer 🇺🇸 459 386 847ms 24 Sep 2025 875th jmerle 🇳🇱 458 210 589ms 19 Jun 2023 876th snoozingnewt 🇨🇦 458 212 6ms 20 Oct 2025 877th jgbaldwinbrown 458 427 392ms 5 Jul 2021 878th Natanaelel 🇸🇪 457 130 2,750ms 14 Oct 2021 879th pascscha 457 223 359ms 13 May 2022 879th MaxElf999 457 223 60ms 23 Sep 2022 879th 1231234md5 🇨🇳 457 223 13ms 12 Dec 2023 882nd typeswitch-dev 🇵🇹 457 233 23ms 28 Jul 2023 883rd tailorspy 457 289 428ms 3 Mar 2023 884th bschorno 457 357 384ms 3 Aug 2022 885th fuzzylojik-golf 🇺🇸 456 204 570ms 31 May 2025 886th Tonic-Box 456 213 6ms 5 Nov 2020 887th YellowBunnyGit 456 227 2ms 3 Jan 2021 888th frederikb 455 389 635ms 7 Sep 2020 889th zgialor-lab 454 315 6ms 10 days ago 890th rvdnieuwendijk 🇳🇱 453 184 366ms 15 Oct 2020 891st mathisfun271 453 225 20ms 12 Feb 2024 891st edsrzf 🇳🇿 453 225 22ms 22 Jan 2025 891st itljan30 453 225 21ms 26 Jan 2025 891st YAJUE114514 453 225 22ms 6 Mar 2026 895th Sora1248 🇩🇪 452 229 2ms 18 Feb 2023 895th not-a-pokemon 452 229 2ms 30 Jul 2025 897th Schmitt-Very-Cool 452 392 574ms 26 Sep 2025 898th mossprescott 451 226 23ms 10 Jan 2023 899th klixel 🇨🇦 450 230 2ms 15 Nov 2024 900th JOrE20 450 485 4ms 16 Dec 2025 First Prev 801–900 of 1,461 Next Last