The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
DFA Simulator 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 301st MeWhenI 🇻🇦 623 393 61ms 24 Jun 2024 302nd stefangimmillaro 622 216 2,452ms 12 Nov 2024 303rd SirBogman 🇺🇸 620 154 12ms 2 Nov 2023 304th Seek64 🇩🇪 616 155 27ms 1 Nov 2023 305th MeWhenI 🇻🇦 616 242 2ms 3 Sep 2024 306th xsot 🇸🇬 614 146 526ms 30 Jan 2024 306th JunkIce 614 146 423ms 9 Mar 2025 308th madeforlosers 614 160 12ms 27 days ago 309th janbehrens 🇩🇪 614 307 493ms 22 Dec 2023 310th lynn 612 156 12ms 1 Nov 2023 311th snoozingnewt 🇨🇦 612 243 6ms 18 Oct 2025 312th snoozingnewt 🇨🇦 611 220 2,523ms 18 Oct 2025 313th annaproxy 611 266 161ms 6 Nov 2023 314th xsot 🇸🇬 609 157 13ms 30 Jan 2024 314th AlephSquirrel 609 157 15ms 8 Feb 2024 316th GolfingSuccess 🇬🇷 609 200 23ms 20 Aug 2024 317th bizy-coder 606 148 537ms 17 Jan 2024 318th stefangimmillaro 606 162 11ms 5 Nov 2023 319th bizy-coder 605 158 15ms 1 Nov 2023 319th orthoplex 🇨🇽 605 158 15ms 21 Nov 2023 319th davecame 605 158 12ms 12 Mar 2024 319th MeWhenI 🇻🇦 605 158 12ms 7 Jun 2024 319th blaztoma 🇱🇹 605 158 11ms 17 days ago 324th rucin93 🇵🇱 603 144 144ms 28 Feb 2026 325th jared-hughes 603 247 2ms 18 Aug 2024 326th olleicua 🇺🇸 602 119 40ms 15 Jan 2024 327th helbling 🇨🇭 602 163 10ms 23 Sep 2024 328th mathisfun271 601 159 12ms 19 Feb 2024 329th Mandrzejy 🇵🇱 600 281 73ms 19 Jul 2024 330th MeWhenI 🇻🇦 598 150 574ms 24 May 2024 331st Shanethegamer 🇺🇸 597 120 40ms 1 Nov 2023 332nd GolfingSuccess 🇬🇷 597 160 12ms 1 Nov 2023 332nd MichalMarsalek 🇨🇿 597 160 12ms 1 Nov 2023 334th dylanarmstrong 595 165 10ms 22 Jan 2024 335th GolfingSuccess 🇬🇷 594 151 535ms 20 Jan 2024 335th MichalMarsalek 🇨🇿 594 151 533ms 21 Jan 2024 337th jared-hughes 593 161 12ms 2 Nov 2023 338th MeWhenI 🇻🇦 592 285 1,397ms 1 Nov 2023 339th Mandrzejy 🇵🇱 591 252 2ms 8 Jul 2024 340th annaproxy 590 162 14ms 1 Nov 2023 340th 5cw 🇺🇸 590 162 12ms 1 Nov 2023 340th edsrzf 🇳🇿 590 162 12ms 29 Jun 2025 343rd MeWhenI 🇻🇦 588 167 14ms 1 Nov 2023 344th MeWhenI 🇻🇦 588 180 144ms 26 Sep 2024 345th AlephSquirrel 586 153 559ms 22 Jan 2024 346th stefangimmillaro 586 163 19ms 29 Sep 2024 347th MeWhenI 🇻🇦 584 299 140ms 20 Jun 2024 348th prplz 🇦🇺 583 164 12ms 1 Nov 2023 348th bricknellj 583 164 16ms 1 Dec 2023 350th KatieLG 🇬🇧 582 123 37ms 2 Oct 2025 351st snoozingnewt 🇨🇦 577 185 1,520ms 18 Oct 2025 352nd Shanethegamer 🇺🇸 576 166 13ms 1 Nov 2023 353rd Shanethegamer 🇺🇸 575 156 508ms 16 Jan 2024 354th dokutan 572 167 13ms 5 Jul 2024 354th vang1ong7ang 572 167 11ms 2 days ago 356th two-bad 🇬🇧 571 172 10ms 25 Feb 2024 357th alexsave 568 173 10ms 13 Nov 2025 358th bac0id 568 297 451ms 8 Jan 2025 359th tigerdan2 🇩🇪 568 332 524ms 30 Nov 2025 360th janbehrens 🇩🇪 565 169 13ms 30 Nov 2023 361st AlephSquirrel 560 268 13ms 21 Oct 2024 362nd blaztoma 🇱🇹 559 151 4ms 12 Jan 2026 363rd aksyristos 559 171 12ms 26 Mar 2026 363rd scpchicken 🇵🇼 559 171 11ms 14 days ago 365th MeWhenI 🇻🇦 559 257 69ms 6 Nov 2023 366th guilhem-roy 🇫🇷 556 172 13ms 29 May 2025 367th tomh1012 551 259 443ms 2 Mar 2026 368th dokutan 550 163 505ms 5 Jul 2024 369th KasperKivimaeki 🇫🇮 549 174 41ms 1 Dec 2025 370th emgordon154 547 131 37ms 23 Nov 2024 371st bac0id 544 274 2ms 8 Jan 2025 372nd hellwue 543 176 11ms 9 Nov 2023 373rd ahmetdemirag 🇨🇾 540 177 11ms 20 Jun 2024 373rd andrewjc2000 540 177 12ms 16 Jan 2026 375th janAkali 🇷🇺 538 268 411ms 7 Jun 2025 376th Alex-x90 🇺🇸 537 178 15ms 6 Nov 2023 376th Yewzir 🇧🇪 537 178 15ms 9 Dec 2025 376th solisolu 537 178 30ms 14 days ago 379th Shanethegamer 🇺🇸 537 210 3ms 1 Nov 2023 380th inventshah 534 179 13ms 3 Dec 2023 381st cros107 🇦🇺 531 180 13ms 2 Nov 2023 382nd CaedenHarper 🇨🇦 526 391 358ms 2 Nov 2025 383rd Shanethegamer 🇺🇸 519 227 4ms 1 Nov 2023 384th KatieLG 🇬🇧 516 207 1,383ms 15 Oct 2024 385th Aurel300 🇨🇭 516 405 293ms 21 Jun 2024 386th commandz0 🇺🇸 514 186 18ms 6 Nov 2023 387th commandz0 🇺🇸 512 175 566ms 1 Sep 2025 388th Emutis 🇱🇹 511 187 15ms 12 Oct 2025 389th MeWhenI 🇻🇦 510 221 13ms 20 Jun 2024 390th snoozingnewt 🇨🇦 508 240 18ms 18 Oct 2025 391st snoozingnewt 🇨🇦 507 174 340ms 27 Nov 2025 392nd albanian-laundromat 🇺🇸 505 223 7ms 2 Jul 2025 393rd snoozingnewt 🇨🇦 504 374 532ms 18 Oct 2025 394th lelbal 500 191 12ms 12 Nov 2025 395th adamnielson42 🇺🇸 498 192 13ms 1 Nov 2023 396th BambooleanLogic 🇸🇪 498 197 10ms 1 Nov 2023 397th AlephSquirrel 495 360 6ms 14 May 2025 398th snoozingnewt 🇨🇦 494 194 821ms 18 Oct 2025 399th Shanethegamer 🇺🇸 494 304 47ms 30 Aug 2024 400th MateuszPietrzak 🇵🇱 490 344 73ms 19 Nov 2023 First Prev 301–400 of 527 Next Last