The Taxicab Numbers hole will go live in approximately 4 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 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 501st ovs-code 🇩🇪 638 234 232ms 28 Jun 2025 502nd GolfingSuccess 🇬🇷 638 315 4ms 13 Aug 2024 503rd msbranicky 638 421 4ms 15 Sep 2023 504th ludwig-n 636 233 10ms 7 Apr 2021 504th annaproxy 636 233 10ms 1 Nov 2021 504th cingulataluke 636 233 11ms 27 Aug 2023 507th JOrE20 636 539 4ms 19 Feb 2026 508th DialFrost 🇸🇬 635 236 37ms 7 Jan 2023 509th ybrodala 635 423 5ms 24 Aug 2021 510th dokutan 634 239 211ms 14 Apr 2025 511th BrenSchaap 633 234 10ms 22 Oct 2021 511th jeff-at-tamer-dot-codes 🇺🇸 633 234 15ms 1 Jun 2023 513th Shanethegamer 🇺🇸 633 541 3ms 6 Dec 2024 513th CaedenHarper 🇨🇦 633 541 3ms 25 Jan 2025 513th prestosilver 🇺🇸 633 541 3ms 24 Nov 2025 516th dokutan 633 566 39ms 16 Jul 2024 517th nwellnhof 🇩🇪 632 338 421ms 31 Jul 2022 518th MeWhenI 🇻🇦 632 344 416ms 27 Jul 2024 519th snoozingnewt 🇨🇦 632 368 103ms 23 Oct 2025 520th rollershutter 632 392 1ms 1 Jul 2024 521st lynn 631 520 10ms 1 Jun 2021 522nd madeforlosers 631 543 4ms 4 days ago 523rd snoozingnewt 🇨🇦 630 335 2ms 23 Oct 2025 524th snoozingnewt 🇨🇦 629 216 3ms 23 Oct 2025 525th sean-niemann 🇺🇸 629 260 429ms 10 Jan 2026 526th emgordon154 629 369 173ms 24 Feb 2025 527th fischfood 629 427 5ms 15 Aug 2024 528th albanian-laundromat 🇺🇸 627 204 74ms 20 Nov 2025 529th orlikoski 627 395 2ms 8 Jan 2023 530th MeWhenI 🇻🇦 626 362 2ms 13 Oct 2023 530th GolfingSuccess 🇬🇷 626 362 1ms 28 Oct 2023 532nd sean-niemann 🇺🇸 625 245 1,067ms 26 Nov 2024 533rd c0d3-4-F00d 🇩🇪 625 316 1ms 29 May 2021 533rd nwellnhof 🇩🇪 625 316 1ms 31 Jul 2022 535th prplz 🇦🇺 625 380 55ms 13 Jul 2021 536th JOrE20 624 205 75ms 30 Dec 2025 537th ovs-code 🇩🇪 624 246 42ms 22 Aug 2024 538th stefangimmillaro 624 262 473ms 12 Oct 2023 539th goblinrieur 🇫🇷 624 549 3ms 15 Jul 2023 540th WilliamKeating 623 238 10ms 24 Jan 2022 540th jatloe 623 238 11ms 29 Jan 2024 542nd primo-ppcg 🇹🇭 623 295 1,471ms 19 Jul 2021 543rd edsrzf 🇳🇿 622 300 107ms 6 Dec 2025 544th JDiLenarda 🇫🇷 622 354 1,716ms 2 Oct 2020 545th tobeannouncd 622 355 115ms 10 Jan 2024 546th edsrzf 🇳🇿 622 373 193ms 8 Jun 2025 547th Babafaba 620 239 10ms 25 Oct 2025 548th KatieLG 🇬🇧 620 481 2ms 22 Aug 2024 549th stefangimmillaro 620 2,029 1ms 30 Nov 2021 550th prplz 🇦🇺 619 264 453ms 21 Nov 2021 551st annaproxy 618 357 115ms 24 Jan 2022 552nd rucin93 🇵🇱 617 235 455ms 5 Jan 2026 553rd jmerle 🇳🇱 617 240 10ms 19 Dec 2022 553rd SB-945 617 240 10ms 17 Apr 2024 555th m-tkach 🇺🇦 616 520 27ms 15 Jan 2024 556th sisyphus-ppcg 🇦🇺 615 236 455ms 17 Jan 2024 557th RaBa21 🇭🇺 615 241 10ms 17 Jul 2025 558th snoozingnewt 🇨🇦 615 327 4ms 23 Oct 2025 559th janAkali 🇷🇺 615 353 312ms 17 May 2025 560th MeWhenI 🇻🇦 615 385 367ms 23 Nov 2021 561st Shanethegamer 🇺🇸 614 530 2ms 7 Feb 2026 561st prestosilver 🇺🇸 614 530 3ms 20 Mar 2026 561st CaedenHarper 🇨🇦 614 530 2ms 20 Mar 2026 564th dpethes 613 387 55ms 26 Jul 2022 565th albanian-laundromat 🇺🇸 613 400 41ms 1 Dec 2025 566th HumanoidCPU 613 531 2ms 1 Jan 2026 566th KatieLG 🇬🇧 613 531 3ms 21 Feb 2026 566th madeforlosers 613 531 3ms 4 days ago 569th dokutan 612 244 425ms 20 Mar 2025 570th dokutan 612 323 1ms 4 Apr 2024 571st snoozingnewt 🇨🇦 612 355 309ms 23 Oct 2025 572nd prestosilver 🇺🇸 611 245 35ms 18 Nov 2025 573rd KatieLG 🇬🇧 611 586 39ms 29 Mar 2024 574th arjanadriaanse 🇳🇱 610 362 115ms 11 Jan 2022 575th sisyphus-ppcg 🇦🇺 609 232 3ms 23 Feb 2023 576th lynn 609 361 1,557ms 30 Nov 2021 577th marcin7Cd 608 357 6ms 8 Feb 2021 578th snoozingnewt 🇨🇦 608 362 1,495ms 23 Oct 2025 579th KrausRaus 🇺🇸 608 442 5ms 21 Feb 2021 580th ovs-code 🇩🇪 607 239 523ms 2 May 2025 580th Babafaba 607 239 482ms 25 Oct 2025 582nd Mabeloid 🇳🇴 607 244 19ms 17 Sep 2024 583rd hacker112 🇸🇪 607 298 14ms 20 Jun 2024 584th ovs-code 🇩🇪 606 253 470ms 23 Aug 2024 585th jared-hughes 606 344 34ms 26 Sep 2021 586th SephQ 604 248 43ms 9 Feb 2021 587th KrausRaus 🇺🇸 604 299 11ms 8 Oct 2020 588th dokutan 604 392 341ms 24 Mar 2025 588th albanian-laundromat 🇺🇸 604 392 352ms 4 Dec 2025 590th FlorianCassayre 🇫🇷 603 2,086 1ms 23 Sep 2023 591st lynn 602 241 428ms 17 Feb 2024 592nd snoozingnewt 🇨🇦 602 346 159ms 23 Oct 2025 593rd mokymok 🇺🇸 601 249 37ms 23 Jul 2021 594th prplz 🇦🇺 601 317 436ms 26 Jun 2021 595th jared-hughes 601 386 115ms 7 Mar 2022 595th kgodara 601 386 117ms 6 Mar 2023 597th janbehrens 🇩🇪 601 546 10ms 2 Aug 2023 598th CarsonChr 🇺🇸 600 247 10ms 23 Sep 2022 599th chunky 600 486 1ms 29 Sep 2020 600th dokutan 600 534 28ms 23 Feb 2026 First Prev 501–600 of 2,525 Next Last