The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
CSS Colors 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 Irratix 🇳🇱 754 388 2ms 16 Dec 2022 302nd swbbl 753 88 287ms 5 Feb 2022 302nd ryanlanegit 753 88 356ms 23 Jun 2022 302nd Yewzir 🇧🇪 753 88 374ms 9 Apr 2024 305th Yewzir 🇧🇪 753 354 14ms 17 Apr 2023 306th duckyluuk 🇳🇱 753 956 40ms 5 Jul 2025 307th roguh 🇬🇹 747 79 381ms 22 Jan 2024 308th Alex-x90 🇺🇸 747 411 445ms 15 Oct 2023 309th inventshah 745 84 458ms 27 Jan 2024 310th JunkIce 742 335 105ms 13 Feb 2025 311th Shanethegamer 🇺🇸 740 345 159ms 24 May 2025 312th CaedenHarper 🇨🇦 739 324 889ms 23 Oct 2025 313th ryyyn 🇺🇸 735 338 21ms 24 Jan 2026 314th Waffle3z 735 373 11ms 29 Jan 2022 315th SirBogman 🇺🇸 734 637 2ms 27 May 2024 316th vlpx 🇫🇮 732 364 12ms 1 Aug 2024 316th voytxt 🇨🇿 732 364 15ms 13 Apr 2025 318th JOrE20 730 365 15ms 27 Feb 2026 319th ScottHamper 729 421 509ms 8 Jun 2021 320th primo-ppcg 🇹🇭 728 81 379ms 1 Aug 2023 320th lynn 728 81 387ms 2 Aug 2023 322nd Irratix 🇳🇱 727 426 2,918ms 16 Dec 2022 323rd two-bad 🇬🇧 722 369 18ms 2 Feb 2024 324th MeWhenI 🇻🇦 722 392 19ms 9 May 2024 325th Shanethegamer 🇺🇸 721 434 331ms 5 May 2022 326th MeWhenI 🇻🇦 720 82 64ms 6 Nov 2023 327th anter69 🇭🇺 718 300 42ms 8 Feb 2024 328th Shanethegamer 🇺🇸 713 973 13ms 4 Oct 2024 329th FlorianCassayre 🇫🇷 712 93 249ms 16 Sep 2023 330th Shanethegamer 🇺🇸 710 444 243ms 30 Apr 2022 331st adyache 🇺🇸 710 792 68ms 27 Jul 2023 332nd SirBogman 🇺🇸 708 351 23ms 23 Jan 2024 333rd Waffle3z 706 305 41ms 27 Sep 2020 334th CLOStrophobic 🇮🇹 703 393 37ms 6 Mar 2025 335th Alex-x90 🇺🇸 702 385 125ms 8 Aug 2023 336th MeWhenI 🇻🇦 699 1,159 1,200ms 10 Feb 2025 337th InigoK 🇺🇸 698 356 30ms 6 Aug 2025 338th arcpolaris 695 232 471ms 3 days ago 339th Flekay 🇩🇪 694 358 13ms 15 Feb 2026 339th jusaka 694 358 11ms 24 days ago 341st hemphen 692 233 469ms 22 Nov 2022 342nd lahell 690 96 437ms 4 Jul 2020 343rd Shanethegamer 🇺🇸 688 361 36ms 21 Apr 2022 343rd Just4FunCoder 688 361 95ms 22 Feb 2024 345th emgordon154 687 813 414ms 4 Dec 2025 346th abailey2020 🇺🇸 686 362 19ms 16 Dec 2020 346th now4est 🇯🇵 686 362 29ms 24 Sep 2025 348th Shanethegamer 🇺🇸 685 448 578ms 24 Sep 2025 349th kkoenig 680 460 347ms 13 Sep 2024 350th o0lit3 🇺🇸 679 333 7ms 15 Oct 2020 351st saito-ta 🇯🇵 677 1,105 417ms 18 Jul 2024 352nd Artemis21 🇬🇧 675 368 43ms 7 Jan 2025 353rd Shanethegamer 🇺🇸 669 99 273ms 18 Feb 2023 354th MeWhenI 🇻🇦 666 373 39ms 19 Nov 2021 354th neel11235813 666 373 18ms 15 Jan 2023 356th ZakkkkAttackkkk 🇵🇭 664 374 19ms 19 Jun 2023 357th lynn 663 89 63ms 13 Sep 2023 358th MeWhenI 🇻🇦 663 463 524ms 7 Nov 2025 359th SirBogman 🇺🇸 662 318 868ms 23 Jan 2024 360th stefangimmillaro 661 244 428ms 5 Jul 2023 361st Yewzir 🇧🇪 659 377 20ms 16 Apr 2023 362nd ToriTheChicken 656 406 10ms 9 Aug 2020 363rd h3ra993huskp 🇯🇵 656 468 636ms 30 Nov 2025 364th MeWhenI 🇻🇦 655 407 17ms 1 Mar 2022 365th emgordon154 655 869 213ms 11 May 2025 366th Yewzir 🇧🇪 654 1,101 17ms 20 Dec 2024 367th MichalMarsalek 🇨🇿 652 381 19ms 11 Jan 2023 368th acotis 648 487 289ms 16 Dec 2025 369th primo-ppcg 🇹🇭 646 475 425ms 7 Apr 2022 370th edsrzf 🇳🇿 642 487 361ms 15 Jan 2025 371st SirBogman 🇺🇸 641 336 40ms 27 Jan 2024 372nd elgan65536 🇺🇸 638 494 239ms 10 Feb 2026 373rd jusaka 638 3,844 66ms 10 days ago 374th RYNO8 632 393 13ms 14 Oct 2021 375th MeWhenI 🇻🇦 623 498 744ms 8 Mar 2023 376th TeodorDyakov 🇧🇬 620 495 506ms 13 Jan 2026 377th eiburns 619 107 297ms 25 Aug 2023 378th annaproxy 618 261 513ms 22 Oct 2023 379th stefangimmillaro 616 718 45ms 26 Apr 2025 380th janbehrens 🇩🇪 614 434 11ms 17 Jun 2023 381st jacobly0 🇺🇸 614 447 2ms 23 Sep 2023 382nd GolfingSuccess 🇬🇷 612 406 11ms 16 Dec 2020 383rd sean-niemann 🇺🇸 612 558 46ms 31 Aug 2024 384th itsh01 611 436 21ms 2 Aug 2022 385th MeWhenI 🇻🇦 611 471 114ms 4 Sep 2024 386th stefangimmillaro 610 443 113ms 20 Oct 2022 387th janbehrens 🇩🇪 607 409 11ms 17 Jun 2023 387th wh3n3v3r 🇨🇿 607 409 21ms 15 Nov 2024 389th dokutan 606 410 106ms 8 Sep 2025 390th janbehrens 🇩🇪 605 507 505ms 13 Sep 2022 391st albanian-laundromat 🇺🇸 603 566 3,167ms 20 Nov 2025 392nd MeWhenI 🇻🇦 603 944 54ms 13 Aug 2024 393rd Shanethegamer 🇺🇸 602 358 40ms 27 Jun 2021 394th MeWhenI 🇻🇦 601 104 619ms 14 Jul 2024 395th Protothor 600 444 13ms 20 Mar 2026 396th gjh71 🇳🇱 597 111 269ms 11 May 2023 397th QuincyNash 🇺🇸 596 417 12ms 1 Dec 2022 397th elgan65536 🇺🇸 596 417 10ms 9 Apr 2024 399th SirBogman 🇺🇸 596 519 70ms 3 Jan 2022 400th Shanethegamer 🇺🇸 595 665 164ms 16 Jul 2021 First Prev 301–400 of 1,392 Next Last