Happy Numbers in Java in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 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 Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 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 Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 1st sean-niemann 🇺🇸 1,000 70 350ms 24 Sep 2025 1st JayXon 🇺🇸 1,000 70 349ms 24 Sep 2025 1st namelessiw 1,000 70 347ms 4 Oct 2025 1st MeWhenI 🇻🇦 1,000 70 350ms 15 days ago 5th nwellnhof 🇩🇪 886 79 338ms 25 Sep 2025 5th stefangimmillaro 886 79 337ms 6 Oct 2025 5th DialFrost 🇸🇬 886 79 334ms 8 days ago 8th Yewzir 🇧🇪 795 88 342ms 2 Oct 2025 9th Jacob385 787 89 329ms 26 days ago 10th dokutan 769 91 353ms 24 Sep 2025 11th Yax42 🇫🇷 761 92 339ms 10 days ago 12th jared-hughes 745 94 337ms 24 Sep 2025 13th primo-ppcg 🇹🇭 654 107 305ms 24 Apr 2020 13th prplz 🇦🇺 654 107 325ms 7 Jul 2020 13th ScottHamper 654 107 315ms 29 May 2021 13th Lydxn 🇨🇦 654 107 319ms 12 Jul 2021 13th Steffan153 🇫🇮 654 107 310ms 9 Aug 2024 18th Shanethegamer 🇺🇸 636 110 341ms 25 Sep 2025 19th kmathis22 631 111 339ms 3 days ago 19th ethanlally 631 111 340ms 3 hours ago 21st h3ra993huskp 🇯🇵 603 116 328ms 20 Dec 2023 22nd xkacer 🇨🇿 593 118 317ms 20 Nov 2020 22nd CaedenHarper 🇨🇦 593 118 349ms 3 Oct 2025 24th Apataras 579 121 329ms 25 Jul 2025 25th Babafaba 574 122 341ms 14 Oct 2025 26th janbehrens 🇩🇪 560 125 298ms 20 Jun 2023 26th snoozingnewt 🇺🇸 560 125 340ms 24 Sep 2025 28th JunkIce 547 128 303ms 23 Feb 2025 28th Schmitt-Very-Cool 547 128 335ms 30 Sep 2025 30th HumanoidCPU 511 137 328ms 14 days ago 31st inventshah 479 146 300ms 17 Jun 2022 32nd Irratix 🇳🇱 476 147 302ms 11 Dec 2021 33rd neihousaigaai 461 152 306ms 8 May 2021 34th boxjelly 458 153 298ms 17 Feb 2021 35th KatieLG 🇬🇧 455 154 325ms 24 Sep 2025 36th Liibe 449 156 325ms 25 Sep 2025 37th Re-Adventures 🇮🇳 446 157 285ms 8 Mar 2021 38th cbrt-x 432 162 297ms 1 Sep 2021 39th ravnskjaer 🇩🇰 427 164 307ms 20 Dec 2024 40th Natanaelel 🇸🇪 424 165 300ms 31 Mar 2022 41st baumpilz 409 171 292ms 17 Dec 2020 42nd KatieLG-Transpiler 🇬🇧 395 177 279ms 23 Jun 2022 43rd xbxbxb007 393 178 309ms 11 Jan 2024 44th melikebuyruk 389 180 304ms 22 Mar 2021 44th yoshykai 389 180 308ms 15 Apr 2025 46th msbranicky 374 187 294ms 9 Jan 2024 47th yashima 372 188 390ms 21 Oct 2024 48th bac0id 365 192 297ms 30 Jun 2024 49th benradclyffe 361 194 316ms 15 May 2023 50th sonisonjames 355 197 291ms 11 Dec 2022 51st mokymok 🇺🇸 350 200 290ms 9 Nov 2021 51st syspro86 350 200 341ms 31 Jul 2024 53rd luca1339 338 207 289ms 9 May 2024 54th jiaminglimjm 🇲🇾 337 208 295ms 4 Jul 2020 55th retrohun 333 210 282ms 27 Dec 2022 55th Mabeloid 🇳🇴 333 210 288ms 20 Sep 2024 57th jonah1068 327 214 300ms 15 Sep 2023 58th zt14427 326 215 288ms 2 May 2023 59th bwat2 293 239 313ms 10 Mar 2022 60th oeL87 251 279 320ms 29 Apr 2024 61st DaCuteRaccoon 217 322 328ms 30 Nov 2022 62nd theunofficialcoder 216 324 320ms 21 Jan 2024 63rd Grimmjow91 203 344 324ms 3 Jun 2020 64th gianlab 190 369 305ms 30 Apr 2020 65th arvindrajarajan08 157 447 300ms 28 Aug 2025 66th tejokumar 141 496 315ms 22 Jan 2022 67th oganaa 125 559 302ms 6 Feb 2023 68th PierceZ 86 818 331ms 29 Nov 2023 1–68 of 68
