The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Happy Numbers in all languages in bytes. 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 Bytes Time Submitted 199th btnlq 943 78 453ms 10 Mar 2023 199th stefangimmillaro 943 78 370ms 15 Jul 2023 199th namelessiw 943 78 447ms 8 Aug 2024 204th nwellnhof 🇩🇪 943 108 337ms 17 Oct 2020 204th JayXon 🇺🇸 943 108 319ms 9 Jul 2021 204th Lydxn 🇨🇦 943 108 325ms 9 Jul 2021 204th MeWhenI 🇻🇦 943 108 301ms 4 Nov 2021 204th sisyphus-ppcg 🇦🇺 943 108 332ms 16 Mar 2022 204th stefangimmillaro 943 108 351ms 12 Jun 2023 204th edsrzf 🇳🇿 943 108 316ms 24 Feb 2026 211th GrayJoKing 🇦🇺 942 53 1,365ms 13 Sep 2021 211th Lydxn 🇨🇦 942 53 1,349ms 13 Sep 2021 211th JayXon 🇺🇸 942 53 1,363ms 20 Sep 2021 211th primo-ppcg 🇹🇭 942 53 1,506ms 22 Sep 2021 211th sisyphus-ppcg 🇦🇺 942 53 1,372ms 3 Feb 2022 211th Steffan153 🇫🇮 942 53 1,378ms 27 Mar 2023 211th stefangimmillaro 942 53 1,380ms 14 Apr 2023 211th pardouin 🇫🇷 942 53 1,585ms 13 Apr 2025 211th sean-niemann 🇺🇸 942 53 1,437ms 13 Apr 2025 220th nwellnhof 🇩🇪 941 40 342ms 4 Oct 2020 221st Bubbler-4 940 49 65ms 13 Sep 2023 221st GrayJoKing 🇦🇺 940 49 68ms 13 Sep 2023 221st Lydxn 🇨🇦 940 49 62ms 13 Sep 2023 221st ovs-code 🇩🇪 940 49 63ms 13 Sep 2023 221st Steffan153 🇫🇮 940 49 66ms 15 Sep 2023 221st primo-ppcg 🇹🇭 940 49 64ms 16 Sep 2023 221st Kacarott 🇦🇺 940 49 65ms 24 Nov 2023 221st error256 940 49 68ms 13 May 2024 221st pardouin 🇫🇷 940 49 62ms 24 Aug 2024 221st sean-niemann 🇺🇸 940 49 60ms 7 Apr 2025 221st DialFrost 🇸🇬 940 49 62ms 8 Apr 2025 232nd JayXon 🇺🇸 940 76 7ms 26 Nov 2021 233rd sean-niemann 🇺🇸 937 89 449ms 24 Sep 2025 233rd JayXon 🇺🇸 937 89 486ms 24 Sep 2025 233rd nwellnhof 🇩🇪 937 89 446ms 25 Sep 2025 233rd stefangimmillaro 937 89 512ms 6 Oct 2025 233rd MeWhenI 🇻🇦 937 89 502ms 7 Nov 2025 233rd DialFrost 🇸🇬 937 89 516ms 14 Nov 2025 233rd h3ra993huskp 🇯🇵 937 89 516ms 30 Nov 2025 233rd ScottHamper 937 89 444ms 30 Nov 2025 233rd Lydxn 🇨🇦 937 89 494ms 12 Dec 2025 233rd edsrzf 🇳🇿 937 89 440ms 25 Dec 2025 233rd Steffan153 🇫🇮 937 89 518ms 11 Feb 2026 244th Lydxn 🇨🇦 936 87 120ms 13 Jan 2022 244th JayXon 🇺🇸 936 87 120ms 14 Jan 2022 244th lynn 936 87 129ms 7 Jul 2024 244th DialFrost 🇸🇬 936 87 126ms 4 Apr 2025 244th acotis 936 87 129ms 15 Apr 2025 244th emgordon154 936 87 126ms 18 Apr 2025 244th ovs-code 🇩🇪 936 87 127ms 20 Apr 2025 244th pardouin 🇫🇷 936 87 128ms 20 Apr 2025 244th stefangimmillaro 936 87 126ms 18 May 2025 244th sean-niemann 🇺🇸 936 87 128ms 6 Jun 2025 244th kumavale 936 87 126ms 17 Aug 2025 244th Steffan153 🇫🇮 936 87 122ms 16 Feb 2026 244th vang1ong7ang 936 87 168ms 8 hours ago 257th primo-ppcg 🇹🇭 935 53 220ms 20 Oct 2020 257th prplz 🇦🇺 935 53 252ms 20 Oct 2020 257th btnlq 935 53 255ms 13 Dec 2020 257th JayXon 🇺🇸 935 53 246ms 28 Jun 2021 257th nwellnhof 🇩🇪 935 53 250ms 27 Dec 2021 257th sisyphus-ppcg 🇦🇺 935 53 260ms 15 Aug 2022 257th stefangimmillaro 935 53 216ms 22 Aug 2022 257th MeWhenI 🇻🇦 935 53 250ms 29 Jan 2023 257th Steffan153 🇫🇮 935 53 224ms 29 Jan 2023 257th SirBogman 🇺🇸 935 53 254ms 8 Jan 2024 257th DialFrost 🇸🇬 935 53 226ms 26 Dec 2024 257th sean-niemann 🇺🇸 935 53 211ms 6 Apr 2025 269th SnowballSH 935 65 10ms 31 Jan 2021 269th Larspolo 935 65 10ms 19 Jun 2021 269th jared-hughes 935 65 11ms 29 Oct 2021 269th falsidge 935 65 9ms 21 Jun 2023 269th Babafaba 935 65 12ms 5 Nov 2025 269th madex 🇩🇪 935 65 9ms 15 days ago 275th lyphyser 933 51 59ms 26 Dec 2023 275th AdrienHache 🇫🇷 933 51 61ms 29 Aug 2024 277th JayXon 🇺🇸 933 72 1ms 9 Jul 2021 277th Lydxn 🇨🇦 933 72 1ms 9 Jul 2021 277th sisyphus-ppcg 🇦🇺 933 72 1ms 16 Mar 2022 277th GrayJoKing 🇦🇺 933 72 1ms 9 Apr 2022 277th btnlq 933 72 1ms 28 Dec 2022 277th Steffan153 🇫🇮 933 72 2ms 26 Feb 2026 283rd HPWiz 🇳🇿 932 53 56ms 18 Mar 2022 284th sean-niemann 🇺🇸 932 60 2ms 29 Oct 2022 284th Lydxn 🇨🇦 932 60 2ms 30 Oct 2022 284th sisyphus-ppcg 🇦🇺 932 60 2ms 3 Nov 2022 284th primo-ppcg 🇹🇭 932 60 4ms 19 Nov 2022 284th clockworknazo 932 60 4ms 19 Nov 2022 284th Steffan153 🇫🇮 932 60 2ms 28 Jan 2023 284th xsot 🇸🇬 932 60 2ms 25 Jul 2023 284th DialFrost 🇸🇬 932 60 4ms 14 Sep 2023 284th fuzzylojik-golf 🇺🇸 932 60 4ms 15 Sep 2025 284th canissimia 🇦🇶 932 60 2ms 16 Jan 2026 294th flawr 932 73 136ms 24 Feb 2019 294th GrayJoKing 🇦🇺 932 73 136ms 5 Dec 2020 294th Shanethegamer 🇺🇸 932 73 140ms 15 Jul 2021 294th yzhs 🇩🇪 932 73 140ms 24 Jul 2021 294th sean-niemann 🇺🇸 932 73 132ms 7 Sep 2021 294th MeWhenI 🇻🇦 932 73 139ms 15 Sep 2021 294th sisyphus-ppcg 🇦🇺 932 73 140ms 16 Mar 2022 First Prev 201–300 of 3,333 Next Last