Collatz in Python 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 597th TotoAJ 606 94 15 Dec 2023 597th Gusic06 606 94 6 May 2024 597th kyleyarwood 606 94 6 Oct 2024 597th jj0786-cell 606 94 1 Apr 2025 597th griffinschreiber 606 94 1 Apr 2025 606th felixcroc 600 95 30 Mar 2023 606th Pyro569 600 95 4 Jul 2023 606th rm-rf-innocence 600 95 19 Dec 2023 606th Bit125 600 95 30 Jan 2024 606th aalec 600 95 25 Apr 2024 606th strogor 600 95 13 Jun 2025 606th cthierfelder 600 95 29 hours ago 613th karhuthebear 594 96 9 May 2022 613th qwjhvbxi 594 96 6 Feb 2024 613th alfonsoalves 594 96 21 Jul 2024 613th jeff-re 594 96 1 Apr 2025 617th a-penton 588 97 22 Sep 2022 617th jrbud 588 97 6 Jan 2024 617th befoster 588 97 22 Feb 2024 617th joshua-el-samalouti 🇩🇪 588 97 26 May 2024 617th luca1339 588 97 10 Jun 2024 622nd lukemalek 582 98 10 Oct 2022 622nd UltimateGuy0987 582 98 14 Oct 2022 622nd TheLazySquid 582 98 20 Dec 2022 622nd StronkCheese 🇺🇸 582 98 13 Mar 2023 622nd Anthony-Williams-06 582 98 17 Oct 2023 622nd NoneTheFewer 582 98 17 May 2024 622nd abcdhhhh 582 98 27 Aug 2024 622nd OSYCh314 🇦🇺 582 98 16 Nov 2024 622nd cole-wilson 582 98 9 Dec 2024 622nd Akilles1 582 98 15 May 2025 632nd LukeRichardson-dev 576 99 12 May 2022 632nd Tagfox 576 99 18 Jul 2022 632nd gabrielsqw 576 99 24 Oct 2023 632nd sciencedjinn 576 99 8 Nov 2024 632nd MrNiknoc 576 99 15 Jun 2025 637th OppositeShark 570 100 19 Jul 2022 637th NOS4A5I 570 100 10 Jan 2023 637th lomarbrick 570 100 16 May 2023 637th karlaacastro44 570 100 5 May 2025 641st markus-rekdal 564 101 10 May 2022 641st fraserli 🇦🇺 564 101 2 May 2023 641st FCORMERAIS 564 101 6 Mar 2024 641st yhm138 564 101 16 Feb 2025 645th AndersH3 🇸🇪 559 102 17 May 2023 645th JulieGermainUNT 559 102 2 Apr 2025 647th rajlath 553 103 7 Jan 2023 647th mnurzia 553 103 12 Oct 2023 647th sqrteipi 553 103 2 Apr 2024 647th calum12345 553 103 26 Mar 2025 651st winigo3 548 104 8 Aug 2022 651st zt14427 548 104 30 Apr 2023 651st IoLimmer 548 104 24 Jul 2024 654th LordSir101 543 105 19 Jul 2022 654th tmanternach 543 105 24 Nov 2022 654th weber-hge 543 105 13 Jun 2023 654th Eugen-str 543 105 24 Oct 2023 658th ms-tingliang 538 106 5 Aug 2022 658th achilleasr 538 106 7 Nov 2022 658th OleBrumm 538 106 8 Jan 2023 658th AbhilashaTandon 538 106 19 Sep 2023 658th sheeperino 🇮🇹 538 106 11 Oct 2024 663rd phpboyscout 533 107 18 May 2023 663rd DrPrettyman 533 107 5 Jul 2023 663rd joseph-w0ng 533 107 5 Jul 2024 663rd EnisEfe0 533 107 18 May 2025 667th landyrisbad 528 108 13 Nov 2022 667th cakular 528 108 17 May 2024 667th glassala 528 108 25 Oct 2024 670th tjefferson401 523 109 16 Sep 2022 670th ariesmarinus 523 109 21 Nov 2024 672nd profJGermain 518 110 7 Feb 2024 672nd JMMMMC 518 110 23 Oct 2024 672nd jtb0362 518 110 10 May 2025 675th sagnik3 509 112 8 Aug 2022 Prev 601–675 of 749 Next
