The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Tower of Hanoi 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 scpchicken 🇵🇼 822 76 436ms 16 days ago 602nd MeWhenI 🇻🇦 822 222 13ms 23 Nov 2025 603rd blaztoma 🇱🇹 821 96 121ms 30 Nov 2025 604th KasperKivimaeki 🇫🇮 821 104 2ms 2 Nov 2025 605th MeWhenI 🇻🇦 819 59 281ms 23 Nov 2025 605th scpchicken 🇵🇼 819 59 220ms 22 days ago 607th dokutan 818 70 3ms 28 Nov 2025 608th MeWhenI 🇻🇦 818 88 10ms 3 Dec 2025 609th MeWhenI 🇻🇦 817 55 39ms 21 Nov 2025 610th MeWhenI 🇻🇦 817 69 1,334ms 23 Nov 2025 610th scpchicken 🇵🇼 817 69 1,652ms 4 days ago 612th AlephSquirrel 816 90 62ms 30 Nov 2025 613th prestosilver 🇺🇸 816 93 27ms 5 days ago 614th snoozingnewt 🇨🇦 816 94 9ms 30 Nov 2025 614th blaztoma 🇱🇹 816 94 9ms 1 Dec 2025 614th BREMAUCY 🇫🇷 816 94 9ms 6 Dec 2025 617th CaedenHarper 🇨🇦 815 67 134ms 30 Nov 2025 618th Shanethegamer 🇺🇸 814 60 1ms 3 Nov 2025 619th DialFrost 🇸🇬 813 61 5ms 2 Dec 2025 619th scpchicken 🇵🇼 813 61 6ms 15 days ago 621st luuumine 🇫🇷 812 58 4ms 3 Dec 2025 622nd albanian-laundromat 🇺🇸 812 61 11ms 23 Nov 2025 622nd hiichbindermax 812 61 13ms 3 Dec 2025 622nd Emutis 🇱🇹 812 61 11ms 7 Dec 2025 622nd karadigm01 812 61 12ms 6 Mar 2026 626th scpchicken 🇵🇼 812 62 188ms 2 days ago 627th Shanethegamer 🇺🇸 812 73 4ms 3 Nov 2025 628th scpchicken 🇵🇼 812 99 29ms 7 days ago 629th CaedenHarper 🇨🇦 811 56 1,511ms 30 Nov 2025 630th CaedenHarper 🇨🇦 810 74 100ms 30 Nov 2025 631st albanian-laundromat 🇺🇸 810 103 329ms 23 Nov 2025 631st plcc0 810 103 334ms 4 Mar 2026 633rd dokutan 809 61 152ms 28 Nov 2025 634th Shanethegamer 🇺🇸 809 83 11ms 2 Nov 2025 635th albanian-laundromat 🇺🇸 809 84 41ms 5 Mar 2026 636th MeWhenI 🇻🇦 808 53 2ms 29 Nov 2025 637th emgordon154 808 54 140ms 21 Dec 2025 638th MeWhenI 🇻🇦 808 79 7ms 24 Nov 2025 638th Shanethegamer 🇺🇸 808 79 3ms 24 Nov 2025 638th AlephSquirrel 808 79 4ms 30 Nov 2025 641st Maznek 807 55 11ms 10 Dec 2025 642nd AlephSquirrel 807 67 2ms 2 Mar 2026 643rd snoozingnewt 🇨🇦 807 94 27ms 30 Nov 2025 644th CLOStrophobic 🇮🇹 807 95 9ms 3 Dec 2025 645th snoozingnewt 🇨🇦 806 60 785ms 1 Dec 2025 646th dokutan 806 92 480ms 28 Nov 2025 647th scpchicken 🇵🇼 806 106 3ms 15 days ago 648th albanian-laundromat 🇺🇸 805 78 41ms 24 Nov 2025 649th scpchicken 🇵🇼 803 52 130ms 22 days ago 650th scpchicken 🇵🇼 803 68 132ms 16 days ago 651st albanian-laundromat 🇺🇸 802 77 2,400ms 23 Nov 2025 652nd DialFrost 🇸🇬 801 66 99ms 3 Dec 2025 652nd bitsandbeyond 🇳🇱 801 66 89ms 2 days ago 654th dokutan 801 78 414ms 24 Nov 2025 655th JOrE20 799 62 14ms 25 Nov 2025 655th HumanoidCPU 799 62 13ms 29 Nov 2025 655th Yewzir 🇧🇪 799 62 12ms 30 Nov 2025 655th anter69 🇭🇺 799 62 13ms 30 Nov 2025 655th inventshah 799 62 11ms 8 Dec 2025 655th SB-945 799 62 12ms 19 Dec 2025 655th FlorianCassayre 🇫🇷 799 62 13ms 8 Feb 2026 655th xiaoyiming123 799 62 13ms 18 Mar 2026 663rd scpchicken 🇵🇼 799 75 109ms 16 days ago 664th neosimsim 799 96 9ms 23 Nov 2025 665th Shanethegamer 🇺🇸 798 92 64ms 3 Nov 2025 665th blaztoma 🇱🇹 798 92 61ms 2 Dec 2025 667th scpchicken 🇵🇼 797 57 1,369ms 22 days ago 668th albanian-laundromat 🇺🇸 797 60 433ms 23 Nov 2025 669th Shanethegamer 🇺🇸 796 62 156ms 3 Nov 2025 670th bitsandbeyond 🇳🇱 796 72 3ms 2 Nov 2025 671st error256 796 79 85ms 3 Mar 2026 672nd MeWhenI 🇻🇦 795 79 39ms 23 Nov 2025 673rd DialFrost 🇸🇬 795 135 1,600ms 19 Jan 2026 674th scpchicken 🇵🇼 794 105 327ms 22 days ago 675th Shanethegamer 🇺🇸 793 55 140ms 4 Nov 2025 676th dokutan 793 61 768ms 21 Feb 2026 676th scpchicken 🇵🇼 793 61 744ms 22 days ago 678th emgordon154 792 78 2,516ms 21 Dec 2025 679th Kacarott 🇦🇺 792 198 3ms 5 Dec 2025 680th dokutan 791 75 4ms 2 Dec 2025 681st kmathis22 791 97 10ms 20 Mar 2026 682nd ovs-code 🇩🇪 790 77 6ms 29 Nov 2025 683rd bitsandbeyond 🇳🇱 790 86 44ms 2 days ago 684th edsrzf 🇳🇿 790 93 59ms 1 Dec 2025 685th Shanethegamer 🇺🇸 789 100 123ms 3 Nov 2025 686th MeWhenI 🇻🇦 789 136 1,630ms 8 days ago 687th CaedenHarper 🇨🇦 788 57 42ms 29 Nov 2025 688th MeWhenI 🇻🇦 787 62 2ms 23 Nov 2025 688th scpchicken 🇵🇼 787 62 2ms 16 days ago 690th MeWhenI 🇻🇦 787 63 6ms 24 Nov 2025 691st emgordon154 787 106 357ms 25 Nov 2025 692nd MeWhenI 🇻🇦 784 63 148ms 23 Nov 2025 693rd scpchicken 🇵🇼 782 79 2,595ms 16 days ago 694th tomh1012 782 97 28ms 12 Feb 2026 695th emgordon154 781 86 11ms 21 Dec 2025 696th blaztoma 🇱🇹 781 87 42ms 1 Dec 2025 697th vhoulbreque 🇫🇷 781 101 126ms 2 Dec 2025 697th scpchicken 🇵🇼 781 101 122ms 16 days ago 699th albanian-laundromat 🇺🇸 781 103 28ms 24 Nov 2025 700th albanian-laundromat 🇺🇸 780 62 782ms 23 Nov 2025 First Prev 601–700 of 1,580 Next Last