The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Reverse Polish Notation in Python 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 101st RYNO8 632 125 15ms 16 Aug 2022 102nd dzshn 627 126 18ms 15 Aug 2022 102nd stefangimmillaro 627 126 15ms 10 Nov 2023 102nd fgrosshans 🇫🇷 627 126 12ms 17 Jul 2024 102nd NickTheEASDude 🇺🇸 627 126 20ms 21 Aug 2024 102nd Pyroan 627 126 18ms 13 Mar 2025 102nd 051 🇸🇬 627 126 52ms 8 Jan 2026 108th MaxElf999 622 127 16ms 10 Nov 2022 108th DrakeSeteraO 622 127 24ms 28 Oct 2025 108th solisolu 622 127 41ms 26 days ago 111th fourth-bit 617 128 17ms 18 Nov 2022 111th Command-Master 617 128 98ms 29 Sep 2023 111th mathisfun271 617 128 34ms 13 Feb 2024 114th andre-lameirinhas 🇵🇹 612 129 16ms 29 Jul 2022 114th Mikey-Beep 🇬🇧 612 129 19ms 6 Oct 2022 114th cros107 🇦🇺 612 129 17ms 25 May 2024 114th cubed-guy 612 129 18ms 9 Jun 2024 114th wuduculfre 612 129 12ms 22 Jul 2025 114th retrohun 612 129 24ms 31 Dec 2025 120th CedricGebistorf 608 130 16ms 16 Mar 2022 120th vang1ong7ang 608 130 15ms 47 hours ago 122nd amollberg 🇸🇪 603 131 17ms 15 Feb 2022 122nd BREMAUCY 🇫🇷 603 131 16ms 26 Jul 2023 122nd vishwathg 603 131 15ms 25 Jul 2025 122nd InigoK 🇺🇸 603 131 10ms 30 Aug 2025 122nd Aquateraneal 🇺🇸 603 131 17ms 6 Mar 2026 127th mikehanus 598 132 16ms 21 Nov 2023 127th logvp 598 132 15ms 28 Dec 2023 129th Indivicivet 594 133 16ms 9 May 2022 129th QuincyNash 🇺🇸 594 133 16ms 2 Dec 2022 129th joll05 🇸🇪 594 133 16ms 1 Oct 2025 132nd Heathcorp 🇦🇺 590 134 22ms 7 Oct 2022 132nd madex 🇩🇪 590 134 25ms 9 Jul 2024 132nd LostSyntax21 🇬🇧 590 134 25ms 2 Dec 2024 135th janbehrens 🇩🇪 585 135 23ms 1 Jul 2022 135th mwja 585 135 17ms 21 Aug 2024 135th islptng 585 135 22ms 14 hours ago 138th martinnorling 🇸🇪 581 136 30ms 15 Feb 2022 138th adoxography 581 136 15ms 20 Mar 2022 138th nullie 581 136 15ms 14 Jun 2022 138th AGoyet 581 136 16ms 17 Jul 2022 138th inverseLorentz 🇦🇺 581 136 24ms 21 Feb 2024 138th HumanoidCPU 581 136 11ms 29 Sep 2024 138th chartung17 581 136 17ms 20 Apr 2025 138th Luke44565 581 136 22ms 10 Aug 2025 138th Bmrl7 581 136 23ms 21 Dec 2025 147th nstearns96 🇬🇧 577 137 23ms 15 Dec 2022 147th mossprescott 577 137 11ms 19 Jan 2023 147th taesungh 577 137 16ms 15 Oct 2023 147th PyryL 🇫🇮 577 137 23ms 25 Aug 2024 151st michelebastione 🇮🇹 572 138 18ms 19 Feb 2022 151st knutae 🇳🇴 572 138 17ms 8 Mar 2022 151st RDShah 572 138 32ms 15 May 2022 151st ImpressedByRocks 572 138 19ms 10 Oct 2024 155th cefqrn 568 139 16ms 20 Dec 2022 155th alfonsoalves 568 139 16ms 1 Mar 2024 155th hiichbindermax 568 139 41ms 19 Sep 2024 155th jacekwladzinski 568 139 14ms 10 Oct 2025 159th SirFireball3521 560 141 37ms 7 Feb 2023 159th AstroOrbis 560 141 16ms 12 Jul 2025 159th RaBa21 🇭🇺 560 141 10ms 14 Jul 2025 159th osNiko 🇧🇷 560 141 19ms 30 Dec 2025 159th denkyuu1 560 141 17ms 6 days ago 164th MichalMarsalek 🇨🇿 556 142 16ms 14 Feb 2022 164th marcin7Cd 556 142 15ms 20 Feb 2022 166th SniperSmiley 🇺🇸 552 143 15ms 8 Jul 2022 166th Europe2048 552 143 26ms 22 Oct 2024 166th moustave 552 143 12ms 7 Apr 2025 169th randolchance 549 144 18ms 4 Jan 2024 169th roupiq 🇵🇱 549 144 16ms 1 Mar 2024 169th robin-scragg 549 144 17ms 22 Aug 2025 169th Deppyforce 549 144 16ms 9 Nov 2025 173rd LeeCamp 545 145 16ms 14 Feb 2022 173rd hellwue 545 145 11ms 7 Feb 2023 173rd adamnielson42 🇺🇸 545 145 32ms 8 Oct 2024 173rd Mabeloid 🇳🇴 545 145 23ms 4 May 2025 173rd te-chnical 545 145 17ms 9 Jul 2025 178th karhuthebear 541 146 17ms 6 May 2022 178th Bonjour27891 🇻🇳 541 146 13ms 17 Jul 2022 178th Player01osu 541 146 10ms 28 Oct 2023 178th scpchicken 🇵🇼 541 146 89ms 24 days ago 182nd Bodo171 537 147 19ms 7 Dec 2022 182nd vgamula 🇺🇦 537 147 17ms 6 Nov 2023 182nd croc54 537 147 17ms 27 Jan 2025 185th davecame 534 148 32ms 18 Sep 2023 186th sleepyStick 527 150 14ms 15 Jul 2022 186th galloj 🇨🇿 527 150 16ms 9 Jan 2023 186th cingulataluke 527 150 11ms 27 Aug 2023 186th CutSandstone 527 150 19ms 8 Jul 2024 190th jacklynnepenick 523 151 17ms 15 Feb 2022 190th ssbhatt4321 523 151 20ms 11 Jun 2023 190th thienudomsrirungruang 523 151 20ms 16 Apr 2024 190th mishak-sys 523 151 27ms 24 Feb 2025 194th TheBlupper 520 152 15ms 8 Nov 2022 194th yokasuretsu 520 152 17ms 14 Jan 2025 196th hjcafaroUC 516 153 17ms 20 Aug 2022 196th LogicalJoe 516 153 11ms 29 Nov 2022 198th KatieLG-Transpiler 🇬🇧 513 154 95ms 4 Nov 2022 198th stertooy 🇧🇪 513 154 15ms 14 Jun 2024 200th AbhilashaTandon 510 155 19ms 21 Nov 2022 First Prev 101–200 of 279 Next Last