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 Minesweeper 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 Binary Lambda Calculus Calendar Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA 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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 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 Binary Lambda Calculus Calendar Connect Four 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 666th Hyperoplex145 582 98 20ms 7 days ago 677th LukeRichardson-dev 576 99 14ms 12 May 2022 677th Tagfox 576 99 20ms 18 Jul 2022 677th gabrielsqw 576 99 23ms 24 Oct 2023 677th sciencedjinn 576 99 16ms 8 Nov 2024 677th MrNiknoc 576 99 19ms 15 Jun 2025 682nd OppositeShark 570 100 18ms 19 Jul 2022 682nd NOS4A5I 570 100 16ms 10 Jan 2023 682nd lomarbrick 570 100 18ms 16 May 2023 682nd karlaacastro44 570 100 16ms 5 May 2025 686th markus-rekdal 564 101 23ms 10 May 2022 686th fraserli 🇦🇺 564 101 24ms 2 May 2023 686th FCORMERAIS 564 101 17ms 6 Mar 2024 686th yhm138 564 101 13ms 16 Feb 2025 686th MinecraftFan69420 564 101 19ms 18 days ago 691st AndersH3 🇸🇪 559 102 16ms 17 May 2023 691st JulieGermainUNT 559 102 19ms 2 Apr 2025 691st NicoBliss 559 102 24ms 2 days ago 694th rajlath 553 103 19ms 7 Jan 2023 694th mnurzia 553 103 14ms 12 Oct 2023 694th sqrteipi 553 103 20ms 2 Apr 2024 694th calum12345 553 103 18ms 26 Mar 2025 694th SectorCorruptor 553 103 28ms 14 Aug 2025 699th winigo3 548 104 25ms 8 Aug 2022 699th zt14427 548 104 19ms 30 Apr 2023 699th IoLimmer 548 104 18ms 24 Jul 2024 702nd LordSir101 543 105 19ms 19 Jul 2022 702nd tmanternach 543 105 19ms 24 Nov 2022 702nd weber-hge 543 105 15ms 13 Jun 2023 702nd Eugen-str 543 105 17ms 24 Oct 2023 706th ms-tingliang 538 106 14ms 5 Aug 2022 706th achilleasr 538 106 23ms 7 Nov 2022 706th OleBrumm 538 106 19ms 8 Jan 2023 706th AbhilashaTandon 538 106 26ms 19 Sep 2023 706th sheeperino 🇮🇹 538 106 18ms 11 Oct 2024 711th phpboyscout 533 107 16ms 18 May 2023 711th DrPrettyman 533 107 16ms 5 Jul 2023 711th joseph-w0ng 533 107 14ms 5 Jul 2024 711th EnisEfe0 533 107 20ms 18 May 2025 715th landyrisbad 528 108 21ms 13 Nov 2022 715th cakular 528 108 27ms 17 May 2024 715th glassala 528 108 15ms 25 Oct 2024 715th StronkCheese2 528 108 21ms 6 days ago 719th tjefferson401 523 109 28ms 16 Sep 2022 719th ariesmarinus 523 109 17ms 21 Nov 2024 721st profJGermain 518 110 19ms 7 Feb 2024 721st JMMMMC 518 110 18ms 23 Oct 2024 721st jtb0362 518 110 21ms 10 May 2025 724th sagnik3 509 112 20ms 8 Aug 2022 724th craftablescience 509 112 16ms 19 Sep 2023 726th kelseychristensen 504 113 19ms 2 Nov 2022 726th ArmsTheLimited 504 113 15ms 1 Jun 2023 728th HunterC14 500 114 25ms 18 Oct 2024 729th jstechman 496 115 18ms 24 Feb 2024 729th dan422442 496 115 18ms 19 Oct 2024 731st keelanfh 491 116 14ms 20 Dec 2023 731st returnitynet 491 116 18ms 27 Jan 2025 731st EthanPatel01000101 491 116 16ms 20 Oct 2025 734th gioto64 487 117 17ms 8 Dec 2022 734th WilfredSalmon 487 117 16ms 21 Oct 2023 736th XianchengZ 483 118 18ms 18 Aug 2023 736th brindak2005 483 118 16ms 2 May 2025 738th jmmographer 467 122 20ms 21 Oct 2023 738th RucatJ 467 122 19ms 8 Aug 2025 740th xbxbxb007 463 123 19ms 10 Jan 2024 741st kevinnaviapaiva 442 129 17ms 20 Feb 2025 742nd AdrianN001 438 130 23ms 6 Aug 2023 743rd wyatt-the-hump 435 131 15ms 24 Dec 2022 743rd hotmanga 435 131 13ms 20 Oct 2023 743rd Jordynar02 435 131 17ms 3 May 2025 746th Zach10za 429 133 21ms 23 Jan 2024 747th vtilde 425 134 20ms 8 Jan 2024 748th fig-apple 422 135 11ms 24 Jun 2023 749th S-Ruban 416 137 13ms 25 Feb 2023 750th FLOKI0421 410 139 43ms 4 May 2025 First Prev 676–750 of 802 Next Last
