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 798th spy404 🇮🇷 576 279 16ms 5 Jun 2024 798th LvLError 576 279 17ms 29 May 2025 798th JOrE20 576 279 17ms 15 Feb 2026 804th msbranicky 576 369 171ms 19 Sep 2023 805th jfallon1997 574 280 17ms 13 May 2024 806th prestosilver 🇺🇸 574 284 425ms 2 days ago 807th marcin7Cd 573 296 94ms 20 Feb 2021 808th janbehrens 🇩🇪 573 311 621ms 24 Apr 2023 808th DialFrost 🇸🇬 573 311 677ms 18 Nov 2025 810th SniperSmiley 🇺🇸 572 281 23ms 12 Jun 2022 811th prplz 🇦🇺 570 183 2ms 14 Aug 2020 812th msbranicky 570 346 367ms 9 Jan 2025 813th jwhear 🇺🇸 570 373 161ms 27 Sep 2024 814th adamnielson42 🇺🇸 569 228 12ms 23 Feb 2025 815th cbrt-x 569 348 165ms 8 Oct 2023 815th tobeannouncd 569 348 157ms 8 Jan 2024 817th aksyristos 568 153 41ms 29 Mar 2026 818th MeWhenI 🇻🇦 568 205 1,862ms 26 Aug 2023 819th mothcolada 🇺🇸 568 283 23ms 13 Apr 2021 819th akshatj27 🇦🇶 568 283 17ms 11 Jan 2022 819th AstroOrbis 568 283 342ms 16 Feb 2026 822nd janbehrens 🇩🇪 567 184 2ms 21 Mar 2022 823rd AnnoyedArt1256 567 229 23ms 7 Jan 2025 824th osNiko 🇧🇷 566 107 63ms 3 Feb 2026 825th hellopatrick 566 438 34ms 29 Dec 2022 826th rvdnieuwendijk 🇳🇱 565 184 366ms 15 Oct 2020 827th aditsu 565 325 2,662ms 11 Aug 2025 828th Skepfyr 565 376 178ms 4 Jan 2020 829th martinnorling 🇸🇪 564 285 16ms 13 Apr 2022 829th thomasklunker 564 285 362ms 4 Feb 2023 831st RussellEmerine 564 351 141ms 10 Feb 2021 832nd Mandrzejy 🇵🇱 561 108 57ms 9 Apr 2024 833rd Natanaelel 🇸🇪 560 132 6ms 25 Oct 2023 834th Irratix 🇳🇱 560 238 445ms 3 Aug 2023 835th halworsen 🇳🇴 560 287 400ms 14 Feb 2022 835th nullie 560 287 13ms 7 Jun 2022 835th LostSyntax21 🇬🇧 560 287 28ms 19 Jan 2025 838th Andrey135296 560 293 490ms 6 Oct 2023 839th neihousaigaai 559 232 18ms 6 Mar 2022 840th bbakersmith 558 288 134ms 28 Jun 2022 840th jakobkordez 🇸🇮 558 288 13ms 7 Feb 2024 842nd sean-niemann 🇺🇸 557 212 203ms 15 Aug 2023 843rd typeswitch-dev 🇵🇹 557 233 23ms 28 Jul 2023 844th achimkrause 557 355 167ms 20 Dec 2019 845th cmdrsabre 557 431 119ms 31 Jan 2020 846th andrewgopher 556 289 24ms 25 Jun 2022 846th galloj 🇨🇿 556 289 31ms 10 Jan 2023 846th logvp 556 289 30ms 14 Mar 2025 849th arcpolaris 556 295 533ms 11 Nov 2025 850th sean-niemann 🇺🇸 555 188 5ms 3 Jun 2022 851st drabart 🇵🇱 555 240 66ms 8 Dec 2023 852nd martin-viggiano 555 355 378ms 1 Jul 2022 853rd kirjavascript 555 383 178ms 12 Oct 2025 854th NerdyMcNerd42 554 290 300ms 10 Sep 2022 854th PyryL 🇫🇮 554 290 22ms 20 Aug 2024 856th snoozingnewt 🇨🇦 554 433 124ms 20 Oct 2025 857th MateuszPietrzak 🇵🇱 553 241 444ms 8 Dec 2023 858th inventshah 552 189 5ms 2 Apr 2025 859th Kacarott 🇦🇺 551 398 8ms 23 Jul 2024 860th malworthy 550 298 425ms 12 Oct 2023 861st Shanethegamer 🇺🇸 549 215 7ms 13 Nov 2022 862nd DialFrost 🇸🇬 547 202 90ms 28 Feb 2025 863rd shelerr 547 294 13ms 15 Sep 2022 863rd liamLatour 547 294 21ms 21 Jul 2024 865th adlerzei 547 300 434ms 3 May 2022 866th dbut2 🇦🇺 547 360 326ms 15 Jul 2025 867th arjanadriaanse 🇳🇱 547 362 150ms 24 Nov 2021 868th Alex-x90 🇺🇸 546 191 2ms 11 Jul 2023 869th MeWhenI 🇻🇦 546 454 37ms 14 Jun 2023 870th janbehrens 🇩🇪 545 232 292ms 24 Nov 2024 871st ovs-code 🇩🇪 545 235 84ms 12 Sep 2024 872nd Kauhentus 545 238 22ms 7 Dec 2019 873rd Bonjour27891 🇻🇳 545 295 256ms 15 Jul 2022 873rd idoweinstein 545 295 41ms 30 Jul 2022 873rd HumanoidCPU 545 295 21ms 31 Mar 2025 876th ericlangedijk 🇸🇮 545 301 395ms 21 Mar 2022 877th MeWhenI 🇻🇦 544 143 6ms 16 Apr 2023 878th m4c0 544 245 64ms 26 Jan 2022 878th Herbert00709 🇵🇱 544 245 447ms 12 Apr 2024 880th jerrandolph 544 362 396ms 22 Dec 2023 881st JRaspass 🇬🇧 543 363 363ms 23 Sep 2022 882nd arvidjonasson 542 246 455ms 8 Jun 2025 883rd Johannesd3 541 193 2ms 9 Apr 2021 884th madex 🇩🇪 541 297 27ms 9 Jul 2024 885th Yewzir 🇧🇪 541 364 354ms 3 Jan 2024 886th DialFrost 🇸🇬 540 144 6ms 14 May 2024 887th shraiwi 540 161 41ms 5 Dec 2019 888th derp-all-day 538 204 6ms 27 Nov 2019 889th Andre3582 538 299 29ms 3 Nov 2020 889th pengu1n-master 538 299 23ms 11 Dec 2021 889th brimstonetrader 538 299 21ms 11 Jan 2024 892nd dokutan 537 248 66ms 28 Jun 2025 893rd marshallward 🇺🇸 537 356 42ms 6 May 2025 894th Szum123321 🇵🇱 537 396 192ms 20 Mar 2024 895th rak1507 🇬🇧 536 156 36ms 2 Nov 2021 896th M4rc0g1 536 300 25ms 16 Nov 2025 897th Andrey-Plotnikov 534 243 15ms 23 Sep 2025 898th schachmattmatt 534 301 344ms 29 Sep 2021 898th FranklinJiaChen 534 301 33ms 4 Jul 2024 900th mrmena 🇦🇺 534 369 380ms 29 Mar 2024 First Prev 801–900 of 1,472 Next Last