Happy Numbers in Coconut 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 1st kg583 🇺🇸 1,000 56 487ms 2 Mar 2024 1st JayXon 🇺🇸 1,000 56 435ms 2 Mar 2024 1st Steffan153 🇫🇮 1,000 56 379ms 3 Mar 2024 1st Lydxn 🇨🇦 1,000 56 517ms 3 Mar 2024 1st pardouin 🇫🇷 1,000 56 492ms 25 Jun 2024 1st emgordon154 1,000 56 479ms 22 Sep 2024 1st sean-niemann 🇺🇸 1,000 56 508ms 20 Feb 2025 1st fuzzylojik-golf 🇺🇸 1,000 56 466ms 4 Jan 2026 9th GrayJoKing 🇦🇺 918 61 451ms 15 Jan 2024 9th namelessiw 918 61 493ms 5 Mar 2024 9th neel11235813 918 61 500ms 10 Mar 2024 9th duckyluuk 🇳🇱 918 61 440ms 14 Jul 2024 9th b-illy 🇬🇧 918 61 457ms 14 Sep 2024 9th DialFrost 🇸🇬 918 61 470ms 26 Dec 2024 9th CornerMercury 🇬🇧 918 61 499ms 12 Oct 2025 9th snoozingnewt 🇨🇦 918 61 396ms 28 Nov 2025 9th CaedenHarper 🇨🇦 918 61 448ms 4 Dec 2025 9th dokutan 918 61 458ms 17 Feb 2026 19th ovs-code 🇩🇪 903 62 496ms 2 Mar 2024 19th BREMAUCY 🇫🇷 903 62 461ms 6 Dec 2025 19th flekAI 903 62 387ms 18 hours ago 22nd m-tkach 🇺🇦 875 64 422ms 30 Jan 2024 23rd MeWhenI 🇻🇦 862 65 484ms 17 Jan 2024 23rd Babafaba 862 65 402ms 4 Nov 2025 25th lynn 848 66 436ms 17 Feb 2024 26th albanian-laundromat 🇺🇸 836 67 443ms 10 Aug 2025 27th AlephSquirrel 789 71 392ms 16 Jan 2024 27th Yewzir 🇧🇪 789 71 407ms 4 Feb 2024 27th lifthrasiir 🇰🇷 789 71 518ms 2 Dec 2024 30th SirBogman 🇺🇸 778 72 435ms 15 Jan 2024 30th GolfingSuccess 🇬🇷 778 72 387ms 30 Jan 2024 32nd KatieLG 🇬🇧 757 74 481ms 27 Oct 2024 33rd msbranicky 747 75 397ms 17 Jan 2024 34th Shanethegamer 🇺🇸 709 79 438ms 16 Jan 2024 35th commandz0 🇺🇸 700 80 420ms 15 Jan 2024 36th Natanaelel 🇸🇪 691 81 429ms 18 Jan 2024 37th Andrey2001 667 84 497ms 11 days ago 38th Stockoh 🇫🇷 636 88 430ms 23 Jun 2024 38th Mabeloid 🇳🇴 636 88 448ms 18 Sep 2024 40th JunkIce 609 92 466ms 23 Feb 2025 41st CatsAreFluffy 549 102 496ms 15 Jan 2024 42nd CheeseCake628 🇳🇴 496 113 553ms 18 Oct 2025 43rd HumanoidCPU 471 119 380ms 3 May 2024 44th TheZwierzLF 🇵🇱 448 125 442ms 22 Nov 2025 45th jusaka 438 128 603ms 3 days ago 46th KatieLG-Transpiler 🇬🇧 373 150 444ms 16 Aug 2024 47th ridingqwerty 🇺🇸 361 155 533ms 21 Jan 2024 1–47 of 47