The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Day of Week 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 601st dokutan 858 112 155ms 11 Nov 2025 601st DialFrost 🇸🇬 858 112 146ms 12 Feb 2026 603rd primo-ppcg 🇹🇭 857 112 4ms 19 Apr 2023 603rd saito-ta 🇯🇵 857 112 4ms 20 Apr 2023 605th kumavale 856 216 222ms 31 Dec 2025 606th erikgaal 855 51 6ms 5 Jan 2024 607th pardouin 🇫🇷 855 86 533ms 24 Sep 2025 607th kmathis22 855 86 485ms 7 Dec 2025 607th jkelly467 855 86 490ms 7 Jan 2026 610th edsrzf 🇳🇿 855 87 17ms 17 Oct 2025 610th kg583 🇺🇸 855 87 20ms 2 Nov 2025 612th tobeannouncd 855 89 179ms 11 Jan 2024 612th ovs-code 🇩🇪 855 89 170ms 22 May 2024 612th lynn 855 89 162ms 8 Jan 2025 612th Natanaelel 🇸🇪 855 89 166ms 8 Jun 2025 616th Cube14yt 854 79 54ms 19 Nov 2025 616th ComradeSquirrel 854 79 52ms 27 days ago 618th snoozingnewt 🇨🇦 854 144 495ms 15 Dec 2025 619th postie77 853 69 448ms 17 Apr 2023 619th janbehrens 🇩🇪 853 69 407ms 15 May 2023 619th arctouch-cristiannevianna 853 69 422ms 18 May 2023 619th jwonagel 853 69 453ms 29 Sep 2023 619th apocriva 853 69 422ms 24 Nov 2023 619th markcahigyan 🇭🇺 853 69 434ms 7 Feb 2024 619th Matto58 853 69 431ms 8 Nov 2024 619th TRexOnGit 853 69 379ms 28 Nov 2024 619th SpareManiKatti 853 69 433ms 7 Apr 2025 619th aliakseikalosha 853 69 414ms 17 Jan 2026 619th bpharaldsson 853 69 417ms 29 Jan 2026 619th ertz1ertz 853 69 430ms 13 days ago 631st DialFrost 🇸🇬 853 100 3ms 15 Feb 2026 632nd Intevel 🇩🇪 853 125 315ms 4 Jul 2023 632nd xnacly 🇩🇪 853 125 326ms 4 Jul 2023 632nd msbranicky 853 125 308ms 31 Aug 2023 635th MeWhenI 🇻🇦 852 52 1,588ms 17 Apr 2023 636th dokutan 851 70 205ms 7 Aug 2024 637th RaBa21 🇭🇺 851 77 15ms 19 Jul 2025 638th rucin93 🇵🇱 850 159 4ms 21 Apr 2025 638th edsrzf 🇳🇿 850 159 4ms 13 Feb 2026 640th DialFrost 🇸🇬 848 57 23ms 28 Feb 2025 641st MeWhenI 🇻🇦 846 46 4ms 12 Aug 2024 642nd MeWhenI 🇻🇦 846 102 9ms 6 Mar 2024 643rd stefangimmillaro 844 64 2,604ms 31 Oct 2024 643rd emgordon154 844 64 2,436ms 30 Jan 2025 643rd jipsong 🇩🇪 844 64 2,382ms 19 days ago 646th grospolina 843 80 67ms 2 Oct 2024 647th Murphy4444 842 19 220ms 3 Dec 2025 648th ovs-code 🇩🇪 842 82 34ms 18 Oct 2025 649th Steffan153 🇫🇮 840 48 2ms 17 Apr 2023 649th clockworknazo 840 48 2ms 18 Apr 2023 649th primo-ppcg 🇹🇭 840 48 2ms 21 Apr 2023 649th sean-niemann 🇺🇸 840 48 2ms 21 Apr 2023 649th sisyphus-ppcg 🇦🇺 840 48 2ms 24 Apr 2023 649th Lydxn 🇨🇦 840 48 2ms 2 May 2023 649th MeWhenI 🇻🇦 840 48 2ms 26 May 2023 649th ovs-code 🇩🇪 840 48 3ms 15 Aug 2023 649th retrohun 840 48 2ms 29 Jun 2024 649th DialFrost 🇸🇬 840 48 2ms 22 Dec 2024 649th Salutations45 840 48 2ms 7 Oct 2025 649th edsrzf 🇳🇿 840 48 3ms 5 Jan 2026 661st keelimeguy 🇺🇸 840 78 15ms 16 Nov 2023 661st gallium-gonzollium 840 78 24ms 25 Aug 2024 661st cuvam 🇺🇸 840 78 14ms 4 days ago 664th sean-niemann 🇺🇸 840 161 5ms 21 Apr 2025 664th GolfingSuccess 🇬🇷 840 161 4ms 20 Nov 2025 666th MeWhenI 🇻🇦 839 53 9ms 28 Sep 2024 667th emgordon154 838 135 123ms 29 Dec 2025 668th Yewzir 🇧🇪 837 71 392ms 19 Nov 2023 669th CLOStrophobic 🇮🇹 836 89 9ms 6 May 2025 670th LogicalJoe 836 102 2ms 1 May 2023 671st Shanethegamer 🇺🇸 835 42 82ms 25 Mar 2024 671st MeWhenI 🇻🇦 835 42 75ms 2 Aug 2024 671st JOrE20 835 42 86ms 26 Feb 2026 674th Lydxn 🇨🇦 835 115 12ms 17 Apr 2023 675th Steffan153 🇫🇮 834 162 4ms 29 Jan 2024 676th PowershellKnut 🇳🇴 833 81 57ms 7 Jan 2024 677th dvargas46 🇺🇸 833 98 103ms 18 Apr 2023 678th 0xjac 🇨🇭 833 128 334ms 11 Jun 2025 679th SirBogman 🇺🇸 832 57 165ms 23 Jan 2024 680th Yewzir 🇧🇪 832 70 10ms 14 Dec 2023 680th emgordon154 832 70 9ms 6 Dec 2024 682nd DialFrost 🇸🇬 832 136 119ms 29 Dec 2025 683rd edsrzf 🇳🇿 832 191 32ms 13 Feb 2026 684th JarrodCope 829 71 424ms 19 Apr 2024 685th GolfingSuccess 🇬🇷 829 124 447ms 30 Dec 2024 686th Yewzir 🇧🇪 828 116 147ms 30 Apr 2023 687th jipsong 🇩🇪 827 101 3ms 9 Feb 2025 687th snoozingnewt 🇨🇦 827 101 4ms 12 Dec 2025 689th xsot 🇸🇬 824 54 9ms 28 Sep 2024 690th primo-ppcg 🇹🇭 824 206 43ms 26 Apr 2025 690th marshallward 🇺🇸 824 206 41ms 7 May 2025 692nd KrausRaus 🇺🇸 823 53 5ms 21 Apr 2023 692nd Shanethegamer 🇺🇸 823 53 5ms 2 Jul 2023 692nd Kokusui 🇯🇵 823 53 6ms 4 Oct 2024 692nd Salutations45 823 53 6ms 21 Nov 2024 696th GrayJoKing 🇦🇺 823 137 17ms 3 May 2023 697th fuzzylojik-golf 🇺🇸 822 105 9ms 14 Oct 2023 697th jkelly467 822 105 9ms 8 Jan 2026 699th Shanethegamer 🇺🇸 820 89 181ms 24 May 2025 699th sean-niemann 🇺🇸 820 89 210ms 25 May 2025 First Prev 601–700 of 1,527 Next Last