The Taxicab Numbers hole will go live in approximately 2 days. Why not try and solve it ahead of time?
Arrows 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 Huffman Encoder 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 Huffman Encoder 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 601st Shanethegamer 🇺🇸 596 99 3ms 19 Dec 2021 602nd MattShaile 596 137 19ms 26 Apr 2022 602nd Mabeloid 🇳🇴 596 137 14ms 13 Oct 2024 604th CaedenHarper 🇨🇦 596 182 713ms 16 Oct 2025 605th BREMAUCY 🇫🇷 594 205 3ms 26 Dec 2025 606th TobyBoyne 🇬🇧 592 122 15ms 24 Aug 2021 606th shelerr 592 122 13ms 9 Jul 2022 606th galloj 🇨🇿 592 122 14ms 20 Aug 2022 609th djeedjay 🇳🇱 592 137 2ms 5 Sep 2021 610th Yewzir 🇧🇪 592 138 18ms 17 Apr 2023 610th acollett89 592 138 15ms 5 Aug 2025 612th janbehrens 🇩🇪 592 171 517ms 24 Mar 2022 613th MWI-polygolf 591 158 5ms 7 Dec 2023 614th emgordon154 590 199 3ms 4 Sep 2025 615th MeWhenI 🇻🇦 589 109 7ms 12 Nov 2022 616th Matter1024 🇮🇳 589 144 2ms 18 hours ago 617th MeWhenI 🇻🇦 589 146 93ms 2 Nov 2023 618th emgordon154 589 166 9ms 4 Sep 2025 619th annaproxy 589 198 20ms 29 Nov 2022 620th GolfingSuccess 🇬🇷 588 111 697ms 2 Mar 2024 621st elisherer 🇮🇱 588 139 15ms 28 Sep 2021 621st pineapplebox 588 139 15ms 23 Mar 2022 621st CatsAreFluffy 588 139 15ms 30 Dec 2022 624th CaedenHarper 🇨🇦 588 207 3ms 7 Nov 2025 625th Indivicivet 587 123 23ms 24 Oct 2021 625th nullie 587 123 14ms 5 Jun 2022 625th aalec 587 123 14ms 4 May 2024 625th denkyuu1 587 123 14ms 2 Feb 2026 625th solisolu 587 123 46ms 23 days ago 630th BREMAUCY 🇫🇷 586 190 102ms 29 Dec 2025 631st KatieLG 🇬🇧 585 208 3ms 8 Nov 2025 632nd moikaturns 🇬🇧 584 140 16ms 26 Aug 2022 632nd BBoehm 🇩🇪 584 140 13ms 30 Jan 2024 632nd madeforlosers 584 140 15ms 5 Mar 2025 632nd madex 🇩🇪 584 140 13ms 19 hours ago 636th btjones0 583 124 17ms 15 Jul 2022 636th tri1212 🇻🇳 583 124 14ms 3 Jun 2024 636th HumanoidCPU 583 124 15ms 31 Oct 2024 639th edsrzf 🇳🇿 582 168 7ms 19 Feb 2026 640th MeWhenI 🇻🇦 582 423 11ms 28 Aug 2023 641st dokutan 580 130 2,420ms 21 Sep 2025 642nd knutae 🇳🇴 578 125 14ms 29 Oct 2021 642nd RDShah 578 125 13ms 8 Jun 2022 642nd inverseLorentz 🇦🇺 578 125 13ms 25 Jun 2022 642nd myleopard 578 125 14ms 20 Jul 2022 642nd betaveros 578 125 15ms 30 Dec 2022 642nd janbehrens 🇩🇪 578 125 14ms 10 Jul 2023 642nd jmerle 🇳🇱 578 125 14ms 17 Jul 2023 642nd bzijlema 🇳🇱 578 125 16ms 20 Sep 2023 642nd FranklinJiaChen 578 125 13ms 12 Jun 2024 642nd Bulmenisaurus 578 125 14ms 11 Aug 2024 642nd JunkIce 578 125 15ms 24 Nov 2024 642nd yokasuretsu 578 125 13ms 4 Jan 2025 642nd RobertHoeh 578 125 14ms 3 Mar 2025 642nd katss2 578 125 13ms 14 Aug 2025 642nd CommandLeo 🇮🇹 578 125 13ms 28 Nov 2025 657th ovs-code 🇩🇪 577 149 96ms 5 Mar 2024 658th Yewzir 🇧🇪 577 188 966ms 24 Sep 2025 659th roavin 575 155 513ms 13 Jun 2022 660th janbehrens 🇩🇪 575 177 64ms 20 Nov 2022 661st Natanaelel 🇸🇪 575 257 167ms 25 Mar 2024 662nd fourth-bit 573 126 22ms 1 Jul 2024 663rd cochrane 571 195 123ms 22 Mar 2024 664th MeWhenI 🇻🇦 569 119 171ms 3 Aug 2024 665th asheeri 569 127 13ms 23 Aug 2021 665th BrenSchaap 569 127 13ms 21 Oct 2021 665th NewDefectus 🇮🇱 569 127 13ms 2 Dec 2021 665th Troon 569 127 10ms 1 Nov 2022 665th DialFrost 🇸🇬 569 127 13ms 11 Feb 2023 665th StardustGogeta 569 127 13ms 6 May 2023 665th yourlefthandman 569 127 25ms 16 Aug 2023 665th AbhilashaTandon 569 127 15ms 24 Sep 2023 665th Mabeloid 🇳🇴 569 127 13ms 7 Sep 2024 665th CaedenHarper 🇨🇦 569 127 14ms 7 Nov 2024 665th wuduculfre 569 127 11ms 29 Jul 2025 665th Andrey2001 569 127 11ms 26 days ago 677th SteveHales 569 154 118ms 20 Oct 2025 678th Yewzir 🇧🇪 569 215 414ms 3 Jan 2024 679th MeWhenI 🇻🇦 568 155 4ms 13 Aug 2024 680th Michiocre 567 144 17ms 20 Feb 2024 681st dokutan 566 312 2,088ms 13 days ago 682nd MeWhenI 🇻🇦 565 86 176ms 31 Jan 2023 683rd Jacob385 565 192 1,075ms 28 Oct 2025 684th KatieLG 🇬🇧 565 208 4ms 7 Oct 2021 685th CaedenHarper 🇨🇦 564 120 170ms 23 Aug 2025 686th jacklynnepenick 564 128 12ms 28 Aug 2021 686th nstearns96 🇬🇧 564 128 14ms 22 Jan 2023 686th wuzekai518 564 128 10ms 28 Jun 2024 686th lelbal 564 128 16ms 22 Sep 2025 690th MiffOttah 564 158 678ms 6 Oct 2024 691st Yewzir 🇧🇪 564 216 3ms 18 Jan 2024 692nd MeWhenI 🇻🇦 564 241 238ms 17 Feb 2022 693rd HumanoidCPU 563 116 691ms 31 Oct 2024 694th MiffOttah 563 145 21ms 6 Oct 2024 695th dokutan 563 168 43ms 4 Feb 2026 696th mousetail 🇳🇱 562 83 2ms 13 Dec 2022 697th snoozingnewt 🇨🇦 562 135 21ms 10 Dec 2025 698th dokutan 562 180 468ms 7 Nov 2025 699th janbehrens 🇩🇪 562 193 662ms 10 Jul 2023 700th CaedenHarper 🇨🇦 561 218 488ms 2 Nov 2025 First Prev 601–700 of 1,369 Next Last