The Taxicab Numbers hole will go live in approximately 2 days. Why not try and solve it ahead of time?
Tongue-twisters 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 andersk 🇺🇸 598 388 112ms 6 Oct 2020 602nd KatieLG 🇬🇧 597 536 21ms 25 Dec 2022 602nd KatieLG-Transpiler 🇬🇧 597 536 22ms 26 Dec 2022 602nd retrohun 597 536 22ms 28 Dec 2022 602nd aksyristos 597 536 22ms 15 Feb 2023 602nd Shanethegamer 🇺🇸 597 536 21ms 2 Mar 2023 602nd HumanoidCPU 597 536 22ms 22 Apr 2024 602nd LHLaurini 🇧🇷 597 536 23ms 14 Jul 2024 602nd Mabeloid 🇳🇴 597 536 22ms 16 Sep 2024 602nd CaedenHarper 🇨🇦 597 536 22ms 24 Jul 2025 602nd madeforlosers 597 536 23ms 6 days ago 612th makononov 596 389 116ms 5 Mar 2025 613th prestosilver 🇺🇸 596 537 22ms 3 Dec 2025 614th jacobly0 🇺🇸 595 538 22ms 15 Aug 2023 615th forthuser 595 575 3ms 24 Jul 2023 616th cure-honey 🇯🇵 595 601 42ms 24 Jun 2021 617th Mabeloid 🇳🇴 594 244 530ms 17 Sep 2024 618th RedzGoose 🇦🇺 594 391 114ms 9 Sep 2024 619th snoozingnewt 🇨🇦 594 398 325ms 23 Oct 2025 620th shaunjc 594 452 4ms 11 Jun 2021 621st florton 593 305 11ms 7 Jan 2022 621st HenryTy83 593 305 11ms 4 Dec 2022 621st coreynash 593 305 9ms 26 May 2023 621st junkondo-jp 593 305 13ms 2 Jul 2024 621st targrik 593 305 10ms 7 Feb 2025 626th emgordon154 593 310 1,357ms 5 Dec 2021 627th emplv 🇱🇻 593 399 314ms 15 Feb 2021 628th sisyphus-ppcg 🇦🇺 592 259 42ms 12 Feb 2023 629th Yewzir 🇧🇪 592 392 119ms 28 Mar 2024 630th 386asm 🇺🇸 589 416 38ms 30 Apr 2023 631st plcc0 588 261 40ms 23 Mar 2025 632nd edsrzf 🇳🇿 587 308 10ms 5 Nov 2025 632nd KasperKivimaeki 🇫🇮 587 308 10ms 25 Nov 2025 634th sean-niemann 🇺🇸 586 241 4ms 9 Jan 2026 635th Xzyaihni 586 396 118ms 20 Oct 2022 635th elgan65536 🇺🇸 586 396 117ms 30 Oct 2023 637th janbehrens 🇩🇪 586 404 360ms 20 Jun 2021 638th charliegaming 585 309 11ms 3 Oct 2023 638th Steffan153 🇫🇮 585 309 11ms 21 Oct 2023 638th two-bad 🇬🇧 585 309 9ms 22 Feb 2024 638th smclaughlin-cf 585 309 10ms 4 Mar 2025 642nd AkashTandon167 583 254 10ms 2 Jan 2021 642nd ovs-code 🇩🇪 583 254 62ms 26 Aug 2024 644th zakariamouhid 583 310 11ms 4 Jun 2023 645th ScottHamper 581 311 10ms 26 Jun 2021 645th lifthrasiir 🇰🇷 581 311 10ms 23 Nov 2024 647th snoozingnewt 🇨🇦 581 316 1,554ms 23 Oct 2025 648th iznax 581 340 1ms 4 Oct 2020 649th Shanethegamer 🇺🇸 581 703 7ms 23 Apr 2025 650th nipzu 580 400 118ms 29 Dec 2021 651st Jacob385 579 256 10ms 1 Mar 2024 652nd dokutan 579 287 42ms 19 Oct 2024 653rd janbehrens 🇩🇪 579 312 10ms 17 Jun 2023 654th msbranicky 579 506 6ms 13 Jan 2025 655th olivermrose 🇺🇸 578 318 1,335ms 26 Nov 2021 655th anter69 🇭🇺 578 318 1,446ms 22 Feb 2024 655th dokutan 578 318 1,538ms 12 Mar 2025 658th KatieLG 🇬🇧 578 526 7ms 31 Jul 2024 658th prestosilver 🇺🇸 578 526 7ms 3 Dec 2025 660th sisyphus-ppcg 🇦🇺 577 225 117ms 4 Mar 2022 661st edsrzf 🇳🇿 577 311 6ms 19 Feb 2025 662nd jared-hughes 577 313 10ms 11 May 2022 662nd stefangimmillaro 577 313 10ms 23 Apr 2023 662nd biocommando 🇫🇮 577 313 12ms 10 Aug 2023 662nd CornerMercury 🇬🇧 577 313 9ms 26 Oct 2025 662nd blaztoma 🇱🇹 577 313 13ms 24 Dec 2025 667th dokutan 577 323 113ms 12 Dec 2025 668th KatieLG 🇬🇧 577 568 10ms 28 Sep 2024 668th CaedenHarper 🇨🇦 577 568 10ms 24 Jan 2025 668th JOrE20 577 568 11ms 27 Dec 2025 671st jacobly0 🇺🇸 577 620 38ms 15 Aug 2023 672nd snoozingnewt 🇨🇦 576 403 252ms 23 Oct 2025 673rd scpchicken 🇵🇼 576 569 10ms 8 Mar 2022 673rd jacobly0 🇺🇸 576 569 10ms 15 Aug 2023 673rd HumanoidCPU 576 569 10ms 13 May 2024 676th jmerle 🇳🇱 575 528 6ms 4 Jul 2023 677th 1231234md5 🇨🇳 574 315 9ms 8 Jan 2024 677th mamamia5x 574 315 11ms 13 Sep 2024 679th MiranDaniel 🇨🇿 573 379 328ms 1 Sep 2023 680th msbranicky 573 432 2ms 30 Aug 2023 681st iTearo 🇷🇺 573 469 5ms 29 Sep 2020 682nd elgan65536 🇺🇸 573 2,193 1ms 3 Mar 2024 683rd fourth-bit 572 259 10ms 13 Jan 2022 684th the-zammers 572 386 112ms 13 Oct 2023 685th marcin7Cd 572 573 10ms 8 Oct 2020 685th KatieLG-Transpiler 🇬🇧 572 573 10ms 24 Jun 2022 687th gastropner 571 346 2ms 27 Jan 2021 688th LHLaurini 🇧🇷 571 599 3ms 14 Jul 2024 689th gussy420 570 260 11ms 26 Oct 2023 690th JGDoerrer 570 407 113ms 17 Feb 2022 691st jacobly0 🇺🇸 570 600 3ms 15 Aug 2023 692nd GrayJoKing 🇦🇺 569 334 1ms 16 Feb 2022 693rd Sora1248 🇩🇪 569 347 1ms 5 Feb 2023 694th klixel 🇨🇦 569 408 117ms 14 Dec 2022 695th madeforlosers 569 718 7ms 6 days ago 696th jared-hughes 568 376 56ms 20 Jul 2022 697th Jacob385 567 256 423ms 9 Apr 2024 698th qpwoeirut 567 319 9ms 11 Oct 2025 698th iczelia 🇩🇪 567 319 10ms 15 Oct 2025 698th CaedenHarper 🇨🇦 567 319 10ms 5 Nov 2025 First Prev 601–700 of 2,448 Next Last