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 900th JOrE20 646 74 556ms 7 Jan 2026 902nd mousetail 🇳🇱 643 77 11ms 23 Nov 2025 903rd jameswmccarty 643 96 2,249ms 8 Feb 2026 904th GolfingSuccess 🇬🇷 639 72 2ms 30 Oct 2025 905th AlephSquirrel 639 105 8ms 30 Nov 2025 906th HumanoidCPU 638 122 54ms 29 Nov 2025 907th BREMAUCY 🇫🇷 637 97 2,341ms 3 Dec 2025 908th HumanoidCPU 637 111 500ms 29 Nov 2025 909th msbranicky 637 131 335ms 4 Dec 2025 910th Herbert00709 🇵🇱 636 78 4ms 4 Mar 2026 911th Bmrl7 635 78 12ms 20 Dec 2025 912th a6166231 🇨🇳 634 70 12ms 12 Feb 2026 913th D-MOVE 🇵🇭 633 71 42ms 5 Mar 2026 914th aksyristos 633 123 55ms 3 Dec 2025 914th yeminghan2021 633 123 54ms 3 Feb 2026 916th dokutan 632 95 8ms 25 Feb 2026 917th prestosilver 🇺🇸 632 97 2ms 3 Dec 2025 918th madex 🇩🇪 632 102 10ms 14 Mar 2026 919th stackofbears 631 62 34ms 22 Dec 2025 920th scpchicken 🇵🇼 631 114 14ms 15 days ago 921st jameswmccarty 628 77 753ms 8 Feb 2026 922nd HumanoidCPU 628 105 119ms 29 Nov 2025 923rd msbranicky 627 79 11ms 26 Nov 2025 923rd nemoyatpeace 627 79 20ms 28 Dec 2025 923rd nstearns96 🇬🇧 627 79 11ms 31 Dec 2025 923rd tomh1012 627 79 11ms 2 Mar 2026 923rd Andrey2001 627 79 11ms 23 Mar 2026 928th scpchicken 🇵🇼 627 102 22ms 15 days ago 929th alexsave 625 71 11ms 30 Nov 2025 930th HumanoidCPU 622 85 95ms 29 Nov 2025 931st Waffle3z 622 87 2ms 26 Dec 2025 931st Andriamanitra 🇫🇮 622 87 2ms 2 Mar 2026 933rd msbranicky 622 108 8ms 4 Dec 2025 934th tomh1012 621 77 424ms 2 Mar 2026 935th MeWhenI 🇻🇦 620 76 5ms 23 Nov 2025 936th tomh1012 620 78 686ms 2 Mar 2026 937th IISResetMe 619 78 253ms 30 Nov 2025 938th HumanoidCPU 617 72 10ms 29 Nov 2025 938th olleicua 🇺🇸 617 72 14ms 8 Dec 2025 940th JOrE20 616 102 43ms 28 Nov 2025 941st MeWhenI 🇻🇦 615 104 20ms 23 Nov 2025 942nd Mikey-Beep 🇬🇧 614 105 11ms 5 days ago 943rd HumanoidCPU 613 121 478ms 30 Nov 2025 944th AlephSquirrel 612 79 239ms 30 Nov 2025 945th kmathis22 612 101 2,270ms 20 Mar 2026 946th madeforlosers 608 73 10ms 17 Mar 2026 947th MeWhenI 🇻🇦 608 100 6ms 24 Nov 2025 948th TheZwierzLF 🇵🇱 607 74 39ms 5 Jan 2026 949th MeWhenI 🇻🇦 607 111 122ms 24 Nov 2025 950th HumanoidCPU 606 99 8ms 1 Dec 2025 951st tomh1012 606 103 387ms 12 Feb 2026 952nd msbranicky 605 79 470ms 3 Dec 2025 952nd madex 🇩🇪 605 79 566ms 14 Mar 2026 952nd Andrey2001 605 79 467ms 23 Mar 2026 955th albanian-laundromat 🇺🇸 605 82 5ms 25 Nov 2025 956th NameRandomString 604 78 247ms 18 days ago 957th dokutan 604 104 77ms 23 Jan 2026 958th scpchicken 🇵🇼 604 116 43ms 15 days ago 959th Schmitt-Very-Cool 604 127 9ms 6 Dec 2025 960th bitsandbeyond 🇳🇱 602 99 3ms 3 Jan 2026 961st HumanoidCPU 602 107 10ms 29 Nov 2025 962nd CaedenHarper 🇨🇦 601 88 104ms 30 Nov 2025 963rd Nicronmil 600 74 12ms 11 Dec 2025 963rd two-bad 🇬🇧 600 74 14ms 17 Dec 2025 965th Natanaelel 🇸🇪 600 139 313ms 25 Dec 2025 966th HumanoidCPU 600 179 1,655ms 11 days ago 967th olleicua 🇺🇸 599 75 38ms 7 Dec 2025 968th anter69 🇭🇺 599 105 84ms 2 Mar 2026 969th JOrE20 597 81 784ms 30 Jan 2026 970th RDShah 597 83 12ms 1 Dec 2025 971st KatieLG 🇬🇧 597 108 10ms 30 Nov 2025 972nd CaedenHarper 🇨🇦 596 81 226ms 30 Nov 2025 973rd HumanoidCPU 595 105 502ms 29 Nov 2025 974th Natanaelel 🇸🇪 593 106 122ms 2 Mar 2026 975th BREMAUCY 🇫🇷 592 141 332ms 2 Dec 2025 975th JOrE20 592 141 330ms 30 Jan 2026 977th FortuiteMan 🇫🇷 591 114 13ms 24 Dec 2025 978th anter69 🇭🇺 590 77 1,581ms 5 Dec 2025 979th HumanoidCPU 589 74 145ms 29 Nov 2025 980th Yewzir 🇧🇪 589 82 253ms 30 Nov 2025 981st ZakkkkAttackkkk 🇵🇭 589 84 21ms 2 Feb 2026 982nd kmathis22 589 120 458ms 5 Mar 2026 983rd aksyristos 588 83 1ms 3 Dec 2025 984th SwordF-Official 🇺🇸 588 92 2ms 16 Nov 2025 984th HumanoidCPU 588 92 2ms 29 Nov 2025 984th tomh1012 588 92 2ms 2 Mar 2026 984th prestosilver 🇺🇸 588 92 2ms 2 Mar 2026 984th BREMAUCY 🇫🇷 588 92 2ms 2 Mar 2026 984th m-tkach 🇺🇦 588 92 2ms 2 Mar 2026 990th tomh1012 587 142 320ms 12 Feb 2026 991st dokutan 584 73 217ms 28 Nov 2025 992nd Protothor 584 76 11ms 4 Dec 2025 992nd Andrey-Plotnikov 584 76 10ms 9 Jan 2026 994th aksyristos 582 93 2ms 3 Mar 2026 995th MeWhenI 🇻🇦 580 111 17ms 28 Nov 2025 996th Maashau 579 106 2ms 1 Dec 2025 997th emgordon154 578 56 4ms 18 Mar 2026 998th BREMAUCY 🇫🇷 576 78 42ms 1 Dec 2025 999th kmathis22 576 84 719ms 20 Mar 2026 1,000th Schmitt-Very-Cool 576 86 12ms 5 Dec 2025 First Prev 901–1,000 of 1,580 Next Last