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 brainfuck 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 Intersection Inventory Sequence ISBN Jacobi Symbol Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Maze Medal Tally Morse Decoder Morse Encoder Musical Chords Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku v2 Ten-pin Bowling Time Distance Tongue-twisters United States Vampire Numbers Van Eck Sequence Zodiac Signs γ λ π τ φ √2 𝑒 All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust sed SQL Swift Tcl TeX V VimL Wren Zig Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust sed SQL Swift Tcl TeX V VimL Wren Zig 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 brainfuck 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 Intersection Inventory Sequence ISBN Jacobi Symbol Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Maze Medal Tally Morse Decoder Morse Encoder Musical Chords Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku v2 Ten-pin Bowling Time Distance Tongue-twisters United States Vampire Numbers Van Eck Sequence Zodiac Signs γ λ π τ φ √2 𝑒 # Golfer Lang Points Chars Time 1st primo-ppcg 🇹🇭 Java 1,000 107 24 Apr 2020 1st nwellnhof 🇩🇪 Java 1,000 107 24 Apr 2020 1st prplz 🇦🇺 Java 1,000 107 7 Jul 2020 1st JayXon 🇺🇸 Java 1,000 107 26 May 2021 1st ScottHamper Java 1,000 107 29 May 2021 1st Lydxn 🇨🇦 Java 1,000 107 12 Jul 2021 1st MeWhenI 🇻🇦 Java 1,000 107 31 Dec 2021 1st stefangimmillaro Java 1,000 107 15 Jul 2023 9th sean-niemann 🇺🇸 Java 922 116 2 Dec 2021 9th Steffan153 🇫🇮 Java 922 116 30 Nov 2022 9th DialFrost 🇸🇬 Java 922 116 22 Jan 2023 9th h3ra993huskp Java 922 116 20 Dec 2023 13th xkacer 🇨🇿 Java 907 118 20 Nov 2020 14th jared-hughes Java 877 122 15 Feb 2022 15th Yewzir 🇧🇪 Java 856 125 23 Apr 2023 15th janbehrens 🇩🇪 Java 856 125 20 Jun 2023 17th dokutan Java 787 136 22 Jan 2024 18th Jacob385 Java 775 138 15 Mar 2024 19th inventshah Java 733 146 17 Jun 2022 20th Irratix 🇳🇱 Java 728 147 11 Dec 2021 21st neihousaigaai Java 704 152 8 May 2021 22nd boxjelly Java 699 153 17 Feb 2021 23rd Re-Adventures 🇮🇳 Java 682 157 8 Mar 2021 24th cbrt-x Java 660 162 1 Sep 2021 25th Natanaelel 🇸🇪 Java 648 165 31 Mar 2022 26th ravnskjaer 🇩🇰 Java 637 168 19 Jan 2024 27th baumpilz Java 626 171 17 Dec 2020 28th KatieLG 🇬🇧 Java 615 174 22 May 2022 28th Schmitt-Very-Cool Java 615 174 22 Jun 2023 28th Shanethegamer 🇺🇸 Java 615 174 13 Sep 2023 31st KatieLG-Transpiler 🇬🇧 Java 605 177 23 Jun 2022 32nd xbxbxb007 Java 601 178 11 Jan 2024 33rd melikebuyruk Java 594 180 22 Mar 2021 34th msbranicky Java 572 187 9 Jan 2024 35th benradclyffe Java 552 194 15 May 2023 36th sonisonjames Java 543 197 11 Dec 2022 37th mokymok 🇺🇸 Java 535 200 9 Nov 2021 37th bac0id Java 535 200 26 Sep 2023 39th jiaminglimjm 🇲🇾 Java 514 208 4 Jul 2020 40th retrohun Java 510 210 27 Dec 2022 41st jonah1068 Java 500 214 15 Sep 2023 42nd zt14427 Java 498 215 2 May 2023 43rd bwat2 Java 448 239 10 Mar 2022 44th yoshykai Java 344 311 31 May 2023 45th DaCuteRaccoon Java 332 322 30 Nov 2022 46th theunofficialcoder Java 330 324 21 Jan 2024 47th Grimmjow91 Java 311 344 3 Jun 2020 48th gianlab Java 290 369 30 Apr 2020 49th tejokumar Java 216 496 22 Jan 2022 50th oganaa Java 191 559 6 Feb 2023 51st PierceZ Java 131 818 29 Nov 2023 1–51 of 51