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 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 Trinomial Triangle 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 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 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 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 Turtle Tutorial # Golfer Points Chars Time 673rd karlaacastro44 570 100 5 May 2025 677th markus-rekdal 564 101 10 May 2022 677th fraserli 🇦🇺 564 101 2 May 2023 677th FCORMERAIS 564 101 6 Mar 2024 677th yhm138 564 101 16 Feb 2025 681st AndersH3 🇸🇪 559 102 17 May 2023 681st JulieGermainUNT 559 102 2 Apr 2025 683rd rajlath 553 103 7 Jan 2023 683rd mnurzia 553 103 12 Oct 2023 683rd sqrteipi 553 103 2 Apr 2024 683rd calum12345 553 103 26 Mar 2025 683rd SectorCorruptor 553 103 14 Aug 2025 688th winigo3 548 104 8 Aug 2022 688th zt14427 548 104 30 Apr 2023 688th IoLimmer 548 104 24 Jul 2024 691st LordSir101 543 105 19 Jul 2022 691st tmanternach 543 105 24 Nov 2022 691st weber-hge 543 105 13 Jun 2023 691st Eugen-str 543 105 24 Oct 2023 695th ms-tingliang 538 106 5 Aug 2022 695th achilleasr 538 106 7 Nov 2022 695th OleBrumm 538 106 8 Jan 2023 695th AbhilashaTandon 538 106 19 Sep 2023 695th sheeperino 🇮🇹 538 106 11 Oct 2024 700th phpboyscout 533 107 18 May 2023 700th DrPrettyman 533 107 5 Jul 2023 700th joseph-w0ng 533 107 5 Jul 2024 700th EnisEfe0 533 107 18 May 2025 704th landyrisbad 528 108 13 Nov 2022 704th cakular 528 108 17 May 2024 704th glassala 528 108 25 Oct 2024 707th tjefferson401 523 109 16 Sep 2022 707th ariesmarinus 523 109 21 Nov 2024 709th profJGermain 518 110 7 Feb 2024 709th JMMMMC 518 110 23 Oct 2024 709th jtb0362 518 110 10 May 2025 712th sagnik3 509 112 8 Aug 2022 712th craftablescience 509 112 19 Sep 2023 714th kelseychristensen 504 113 2 Nov 2022 714th ArmsTheLimited 504 113 1 Jun 2023 716th HunterC14 500 114 18 Oct 2024 717th jstechman 496 115 24 Feb 2024 717th dan422442 496 115 19 Oct 2024 719th keelanfh 491 116 20 Dec 2023 719th returnitynet 491 116 27 Jan 2025 721st gioto64 487 117 8 Dec 2022 721st WilfredSalmon 487 117 21 Oct 2023 723rd XianchengZ 483 118 18 Aug 2023 723rd brindak2005 483 118 2 May 2025 725th jmmographer 467 122 21 Oct 2023 725th RucatJ 467 122 8 Aug 2025 727th xbxbxb007 463 123 10 Jan 2024 728th kevinnaviapaiva 442 129 20 Feb 2025 729th AdrianN001 438 130 6 Aug 2023 730th wyatt-the-hump 435 131 24 Dec 2022 730th hotmanga 435 131 20 Oct 2023 730th Jordynar02 435 131 3 May 2025 733rd Zach10za 429 133 23 Jan 2024 734th vtilde 425 134 8 Jan 2024 735th fig-apple 422 135 24 Jun 2023 736th S-Ruban 416 137 25 Feb 2023 737th FLOKI0421 410 139 4 May 2025 737th noahdorsch 410 139 5 May 2025 739th bartsowka2000 383 149 10 Jul 2023 740th KapelMeister 380 150 5 Sep 2025 741st sa1640 370 154 28 Apr 2025 742nd arinhyther 368 155 24 Dec 2022 743rd SebbeCaliban 363 157 11 Apr 2023 744th codefeld 329 173 5 Mar 2023 745th fl3ur1nestimable 320 178 24 Oct 2022 746th Siyasia 302 189 22 Apr 2025 747th kalehika1234 295 193 24 Apr 2025 748th hannahherbig 294 194 30 Mar 2023 749th dahappy1989 278 205 5 Nov 2023 750th sahilshresthaa 277 206 4 May 2025 First Prev 676–750 of 788 Next Last
