Collatz 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 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 United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Trinomial Triangle 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 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 United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 1st Lydxn 🇨🇦 1,000 125 6 May 2022 1st JayXon 🇺🇸 1,000 125 9 May 2022 3rd stefangimmillaro 992 126 4 May 2022 3rd Irratix 🇳🇱 992 126 4 May 2022 3rd MeWhenI 🇻🇦 992 126 4 May 2022 3rd janbehrens 🇩🇪 992 126 4 May 2022 3rd shellbertt 🇨🇦 992 126 4 May 2022 3rd inventshah 992 126 4 May 2022 3rd m-tkach 🇺🇦 992 126 4 May 2022 3rd sean-niemann 🇺🇸 992 126 4 May 2022 3rd nwellnhof 🇩🇪 992 126 4 May 2022 3rd Shanethegamer 🇺🇸 992 126 4 May 2022 3rd ScottHamper 992 126 5 May 2022 3rd ovs-code 🇩🇪 992 126 5 May 2022 3rd 5quiwyrm 992 126 4 Sep 2022 3rd KrausRaus 🇺🇸 992 126 9 Sep 2022 3rd Betuaredead 992 126 5 Jan 2023 3rd annaproxy 992 126 7 Jan 2023 3rd Yewzir 🇧🇪 992 126 12 Feb 2023 3rd Jacob385 992 126 4 Mar 2024 3rd dokutan 992 126 17 Mar 2024 3rd eMGeeneer 992 126 15 Jun 2024 3rd mrondon8 992 126 2 Dec 2024 3rd plastic-bottle 992 126 23 days ago 25th Luca2812 984 127 12 Dec 2022 25th h3ra993huskp 🇯🇵 984 127 17 Sep 2023 25th tigerdan2 🇩🇪 984 127 19 Dec 2023 25th Apataras 984 127 16 Jul 2025 29th bac0id 977 128 29 Jun 2024 30th cbrt-x 969 129 6 May 2022 30th FlorianCassayre 🇫🇷 969 129 20 Sep 2022 30th piano-miles 969 129 8 Feb 2023 30th Widgitty 969 129 29 May 2023 30th lukashert 969 129 7 Jun 2023 30th DialFrost 🇸🇬 969 129 29 Jan 2024 30th yoshykai 969 129 27 Mar 2025 37th bwat2 962 130 5 May 2022 38th SiestaGuru 954 131 9 Jan 2023 38th HumanoidCPU 954 131 7 May 2024 40th c0d3-4-F00d 🇩🇪 947 132 6 May 2022 40th madeforlosers 947 132 26 Oct 2023 40th Blockyheadman 947 132 1 Nov 2023 40th SpiritAxolotl 🇺🇸 947 132 20 Mar 2024 44th ravnskjaer 🇩🇰 940 133 11 Sep 2024 45th althryenix 933 134 25 Jul 2022 45th MrGagnonHPS 933 134 1 Nov 2023 45th noescareno 933 134 31 May 2025 45th Schmitt-Very-Cool 933 134 16 Jun 2025 45th kmathis22 933 134 19 days ago 45th Liibe 933 134 10 hours ago 51st lukehewittvandy 926 135 18 Jul 2022 51st OriEy 926 135 27 Apr 2023 51st Maximizer02 926 135 8 Jun 2024 51st 0dyse 926 135 23 Apr 2025 55th crizin 🇰🇷 919 136 9 Sep 2023 55th TheZwierzLF 🇵🇱 919 136 2 Jun 2025 57th eshilo-draper 912 137 4 Sep 2022 58th azka1368 906 138 23 Nov 2023 59th Smetalo 899 139 25 Aug 2022 59th ToxicP1e 899 139 2 Mar 2023 61st yashima 887 141 19 Oct 2024 61st matas132 887 141 3 days ago 61st katss2 887 141 21 hours ago 64th albanian-laundromat 880 142 19 Aug 2025 65th msbranicky 862 145 9 Jan 2024 66th deancureton 856 146 24 Mar 2024 67th pyuraii 839 149 27 Sep 2022 67th Chinay-Domitrix 🇺🇸 839 149 29 Mar 2025 69th KyleLashmet 833 150 18 Jul 2022 69th Pyro569 833 150 20 Jul 2023 69th aDwarfNamedUrist 833 150 30 Aug 2023 72nd GeneralFabian 828 151 2 Dec 2024 73rd lukemalek 817 153 10 Oct 2022 73rd bidger 817 153 13 Nov 2022 73rd astdefu 817 153 10 Dec 2022 1–75 of 100 Next
