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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime 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 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 Knight 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 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 Knight 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 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 Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 674th OleBrumm 538 106 8 Jan 2023 674th AbhilashaTandon 538 106 19 Sep 2023 674th sheeperino 🇮🇹 538 106 11 Oct 2024 679th phpboyscout 533 107 18 May 2023 679th DrPrettyman 533 107 5 Jul 2023 679th joseph-w0ng 533 107 5 Jul 2024 679th EnisEfe0 533 107 18 May 2025 683rd landyrisbad 528 108 13 Nov 2022 683rd cakular 528 108 17 May 2024 683rd glassala 528 108 25 Oct 2024 686th tjefferson401 523 109 16 Sep 2022 686th ariesmarinus 523 109 21 Nov 2024 688th profJGermain 518 110 7 Feb 2024 688th JMMMMC 518 110 23 Oct 2024 688th jtb0362 518 110 10 May 2025 688th davidludwik2370 518 110 24 days ago 692nd sagnik3 509 112 8 Aug 2022 692nd craftablescience 509 112 19 Sep 2023 694th kelseychristensen 504 113 2 Nov 2022 694th ArmsTheLimited 504 113 1 Jun 2023 696th HunterC14 500 114 18 Oct 2024 697th jstechman 496 115 24 Feb 2024 697th dan422442 496 115 19 Oct 2024 699th keelanfh 491 116 20 Dec 2023 699th returnitynet 491 116 27 Jan 2025 701st gioto64 487 117 8 Dec 2022 701st WilfredSalmon 487 117 21 Oct 2023 703rd XianchengZ 483 118 18 Aug 2023 703rd brindak2005 483 118 2 May 2025 705th jmmographer 467 122 21 Oct 2023 705th RucatJ 467 122 14 days ago 707th xbxbxb007 463 123 10 Jan 2024 708th kevinnaviapaiva 442 129 20 Feb 2025 709th AdrianN001 438 130 6 Aug 2023 710th wyatt-the-hump 435 131 24 Dec 2022 710th hotmanga 435 131 20 Oct 2023 710th Jordynar02 435 131 3 May 2025 713th Zach10za 429 133 23 Jan 2024 714th vtilde 425 134 8 Jan 2024 715th fig-apple 422 135 24 Jun 2023 716th S-Ruban 416 137 25 Feb 2023 717th FLOKI0421 410 139 4 May 2025 717th noahdorsch 410 139 5 May 2025 719th bartsowka2000 383 149 10 Jul 2023 720th sa1640 370 154 28 Apr 2025 721st arinhyther 368 155 24 Dec 2022 722nd SebbeCaliban 363 157 11 Apr 2023 723rd codefeld 329 173 5 Mar 2023 724th fl3ur1nestimable 320 178 24 Oct 2022 725th Siyasia 302 189 22 Apr 2025 726th kalehika1234 295 193 24 Apr 2025 727th hannahherbig 294 194 30 Mar 2023 728th dahappy1989 278 205 5 Nov 2023 729th sahilshresthaa 277 206 4 May 2025 730th jalbertgordon 275 207 24 Oct 2023 731st AidanWalter 273 209 3 Jan 2025 732nd sayloren 263 217 5 Mar 2023 732nd AshayP123 263 217 1 May 2025 734th rubenguajardount 253 225 4 May 2025 735th amritm55 250 228 1 Apr 2025 736th clarkatunt19 249 229 3 May 2025 737th jac1107 248 230 4 May 2025 737th rcs0252 248 230 4 May 2025 739th apurbapokharel 244 234 3 Apr 2025 740th wlopez44 236 242 29 Apr 2025 740th sakshiPatel2602 236 242 3 May 2025 742nd Zok030 235 243 1 Apr 2025 742nd Josemnz 235 243 28 Apr 2025 744th tophy6 232 246 1 Apr 2025 744th LyndaS317 232 246 14 Apr 2025 746th letdank 231 247 1 Apr 2025 746th AdamGonzo1254 231 247 3 May 2025 748th shawncrabtree 226 252 5 Jul 2025 749th punkroczombie 224 254 4 May 2025 750th Abulsamad 200 285 5 May 2025 Prev 676–750 of 768 Next
