The Taxicab Numbers hole will go live in approximately 4 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 501st edsrzf 🇳🇿 885 66 12ms 1 Sep 2025 501st pardouin 🇫🇷 885 66 12ms 1 Sep 2025 501st DialFrost 🇸🇬 885 66 11ms 6 Sep 2025 501st snoozingnewt 🇨🇦 885 66 10ms 11 Dec 2025 501st sean-niemann 🇺🇸 885 66 11ms 7 Jan 2026 501st Steffan153 🇫🇮 885 66 11ms 11 Feb 2026 501st kg583 🇺🇸 885 66 14ms 4 days ago 508th Shanethegamer 🇺🇸 882 77 1,601ms 26 Oct 2023 508th JayXon 🇺🇸 882 77 1,469ms 27 Oct 2023 508th JDiLenarda 🇫🇷 882 77 1,538ms 24 Nov 2023 508th edsrzf 🇳🇿 882 77 1,482ms 25 Mar 2026 512th Steffan153 🇫🇮 882 98 10ms 1 Jun 2024 512th IanUtley 882 98 9ms 28 Jun 2024 514th sean-niemann 🇺🇸 880 54 171ms 2 Jun 2025 515th michelebastione 🇮🇹 879 67 436ms 20 Dec 2023 515th gblikas 879 67 393ms 18 Aug 2024 515th sultan 879 67 458ms 11 days ago 518th sean-niemann 🇺🇸 878 68 206ms 6 Aug 2024 518th Steffan153 🇫🇮 878 68 205ms 6 Aug 2024 518th pardouin 🇫🇷 878 68 200ms 11 Aug 2024 521st NickTheEASDude 🇺🇸 876 77 55ms 26 Jan 2024 521st Protothor 876 77 55ms 3 Jul 2025 523rd Shanethegamer 🇺🇸 876 110 148ms 16 Apr 2023 523rd Steffan153 🇫🇮 876 110 150ms 16 Apr 2023 523rd JayXon 🇺🇸 876 110 147ms 21 Apr 2023 523rd MeWhenI 🇻🇦 876 110 146ms 15 May 2023 523rd Lydxn 🇨🇦 876 110 146ms 26 May 2023 523rd stefangimmillaro 876 110 157ms 20 Jun 2023 523rd voytxt 🇨🇿 876 110 147ms 1 Jan 2024 523rd sean-niemann 🇺🇸 876 110 152ms 20 Jul 2024 523rd edsrzf 🇳🇿 876 110 148ms 1 Jun 2025 523rd Yax42 🇫🇷 876 110 158ms 7 Oct 2025 523rd snoozingnewt 🇨🇦 876 110 162ms 11 Dec 2025 534th IanUtley 875 69 17ms 23 Aug 2023 534th annaproxy 875 69 16ms 2 Sep 2023 536th JayXon 🇺🇸 875 93 453ms 30 Oct 2024 537th SB-945 874 75 15ms 5 Mar 2024 537th StinkyMilo 874 75 16ms 13 May 2025 537th KatieLG 🇬🇧 874 75 19ms 7 Jan 2026 540th JayXon 🇺🇸 874 212 178ms 1 Jan 2026 541st emplv 🇱🇻 873 50 6ms 16 Apr 2023 541st oddvalue 873 50 6ms 4 Aug 2023 541st janbehrens 🇩🇪 873 50 6ms 4 Aug 2023 541st DialFrost 🇸🇬 873 50 6ms 6 Dec 2023 541st Pimentero 🇷🇺 873 50 6ms 15 Apr 2024 546th edsrzf 🇳🇿 872 84 185ms 24 May 2025 546th JayXon 🇺🇸 872 84 251ms 24 May 2025 548th primo-ppcg 🇹🇭 872 94 2,879ms 21 Apr 2023 548th saito-ta 🇯🇵 872 94 521ms 24 Apr 2023 550th neel11235813 871 70 492ms 28 Mar 2024 551st Lydxn 🇨🇦 871 78 1,582ms 26 May 2023 551st Yewzir 🇧🇪 871 78 1,602ms 4 Jul 2023 551st Steffan153 🇫🇮 871 78 1,505ms 10 Aug 2024 554th madex 🇩🇪 871 98 2ms 6 Aug 2023 555th ovs-code 🇩🇪 870 89 4ms 24 Feb 2026 556th 386asm 🇺🇸 870 102 44ms 2 May 2023 557th weliveinhell 🇭🇹 868 123 319ms 1 Oct 2023 557th jerrandolph 868 123 316ms 20 Oct 2023 557th r3vit 868 123 354ms 27 Dec 2023 557th ibeucaly 868 123 323ms 26 Apr 2025 557th snoozingnewt 🇨🇦 868 123 336ms 17 Oct 2025 562nd JayXon 🇺🇸 868 142 529ms 14 Jul 2023 562nd Shanethegamer 🇺🇸 868 142 491ms 14 Jul 2023 562nd Lydxn 🇨🇦 868 142 521ms 14 Jul 2023 562nd sean-niemann 🇺🇸 868 142 505ms 20 Jul 2024 562nd Steffan153 🇫🇮 868 142 538ms 20 Jul 2024 567th 2bular 867 80 38ms 13 Mar 2026 568th ccolella-mdc 866 68 450ms 12 Oct 2023 569th cryosis7 865 78 52ms 23 Aug 2023 569th jbt 865 78 54ms 26 Dec 2023 569th rastapasta 865 78 68ms 7 Aug 2024 569th aksyristos 865 78 52ms 29 Mar 2026 573rd GrayJoKing 🇦🇺 864 55 153ms 18 Apr 2023 574th edsrzf 🇳🇿 864 115 7ms 25 Jan 2026 574th kg583 🇺🇸 864 115 7ms 25 Jan 2026 576th HumanEquivalentUnit 863 70 16ms 28 Nov 2023 577th AlephSquirrel 863 89 69ms 17 Apr 2023 577th GolfingSuccess 🇬🇷 863 89 73ms 26 Nov 2023 577th emgordon154 863 89 83ms 16 Nov 2025 580th Steffan153 🇫🇮 863 103 58ms 23 Apr 2023 580th m-tkach 🇺🇦 863 103 58ms 23 Apr 2023 580th Lydxn 🇨🇦 863 103 61ms 26 May 2023 580th sean-niemann 🇺🇸 863 103 60ms 2 Nov 2023 580th DialFrost 🇸🇬 863 103 59ms 23 Dec 2024 580th edsrzf 🇳🇿 863 103 57ms 3 Jan 2026 586th stefangimmillaro 862 69 461ms 13 Oct 2024 587th brochmann 🇸🇪 862 76 23ms 13 Aug 2023 587th bwenstar 862 76 22ms 21 Feb 2024 587th sultan 862 76 23ms 26 Feb 2024 587th xyangst 862 76 15ms 3 Oct 2024 587th wh3n3v3r 🇨🇿 862 76 27ms 20 Nov 2024 587th JunkIce 862 76 26ms 24 Nov 2024 593rd jacobly0 🇺🇸 862 99 2ms 2 Oct 2023 593rd kkoenig 862 99 2ms 28 Dec 2023 595th ovs-code 🇩🇪 862 143 468ms 14 Jul 2023 595th DialFrost 🇸🇬 862 143 488ms 31 Jan 2026 597th kaascevich 862 145 686ms 22 Jul 2025 597th JayXon 🇺🇸 862 145 747ms 23 Jul 2025 599th GrayJoKing 🇦🇺 861 103 43ms 19 Apr 2023 600th primo-ppcg 🇹🇭 861 112 4ms 19 Apr 2023 First Prev 501–600 of 1,590 Next Last