Collatz in C# in chars. 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript 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 ><> 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 ALGOL 68 APL ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 81st trinityy-7 872 94 413ms 7 Mar 2024 81st Squimbletin 872 94 384ms 19 Apr 2025 81st TheZwierzLF 🇵🇱 872 94 414ms 2 Jun 2025 84th aDwarfNamedUrist 837 98 391ms 30 Aug 2023 84th Alex-Huggett 🇬🇧 837 98 397ms 13 Apr 2024 86th wescombs10 828 99 416ms 29 Oct 2022 87th hamhub7 812 101 412ms 3 Aug 2022 87th tpasfieldERAU 812 101 440ms 5 Nov 2022 87th ElysiaVesper 812 101 384ms 19 Nov 2023 90th josephdwalker 788 104 411ms 31 Oct 2023 90th wgloverDH 788 104 430ms 6 Nov 2023 92nd astdefu 781 105 399ms 10 Dec 2022 92nd Pyro569 781 105 421ms 20 Jul 2023 94th ms-tingliang 774 106 477ms 5 Aug 2022 94th hippopotam00sehead 🇨🇦 774 106 397ms 11 Sep 2024 96th TimJackMaster 766 107 402ms 16 Feb 2023 96th msbranicky 766 107 429ms 20 Aug 2023 98th JesseNoEyes 🇺🇸 759 108 419ms 24 Oct 2024 98th kodaimasano 759 108 431ms 9 Jul 2025 100th StronkCheese 🇺🇸 752 109 383ms 18 Feb 2023 100th Matto58 752 109 389ms 3 Jul 2024 102nd gpikmddk 739 111 430ms 3 Nov 2025 103rd lovernj 732 112 435ms 23 Aug 2022 104th Bodo171 672 122 380ms 6 Dec 2022 105th tik25 651 126 442ms 28 Mar 2024 106th ComputerKWasTaken 🇺🇸 641 128 409ms 14 Apr 2025 107th brimstonetrader 621 132 407ms 8 Jan 2024 108th GolfGPT 599 137 435ms 19 Nov 2023 109th BeansMage42 569 144 407ms 28 Dec 2024 110th GoodDays13 532 154 417ms 12 Jul 2023 111th kevinnaviapaiva 509 161 453ms 20 Feb 2025 112th AcharyaS97 427 192 400ms 7 Aug 2022 113th mwarvik 🇳🇴 25 3,244 368ms 25 Dec 2025 114th retrohun 19 4,242 426ms 27 Dec 2022 114th Mabeloid 🇳🇴 19 4,242 416ms 17 Sep 2024 116th KatieLG-Transpiler 🇬🇧 19 4,246 363ms 23 Jun 2022 First Prev 81–116 of 116
trinityy-7
Squimbletin
TheZwierzLF
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aDwarfNamedUrist
Alex-Huggett
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wescombs10
hamhub7
tpasfieldERAU
ElysiaVesper
josephdwalker
wgloverDH
astdefu
Pyro569
ms-tingliang
hippopotam00sehead
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TimJackMaster
msbranicky
JesseNoEyes
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kodaimasano
StronkCheese
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Matto58
gpikmddk
lovernj
Bodo171
tik25
ComputerKWasTaken
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brimstonetrader
GolfGPT
BeansMage42
GoodDays13
kevinnaviapaiva
AcharyaS97
mwarvik
🇳🇴
retrohun
Mabeloid
🇳🇴
KatieLG-Transpiler
🇬🇧