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    The Connect Four hole will go live in approximately . Why not try and solve it ahead of time?

    OllieBoyne 🇬🇧

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    117 / 130 Holes

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    3 / 65 Langs

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    42 / 113 Cheevos

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    1 Referral
    OllieBoyne solved Taxicab Numbers in Python
    OllieBoyne earned 📓 Ramanujan’s Lost Notebook
    OllieBoyne solved PalindromemordnilaP in Python
    OllieBoyne solved Arrows in Python
    OllieBoyne solved Gray Code Encoder in Python
    OllieBoyne solved Minesweeper in Python
    OllieBoyne solved Multitap Input in Python
    OllieBoyne solved Topological Sort in Python
    OllieBoyne solved Trinomial Triangle in Python
    OllieBoyne solved Tower of Hanoi in Python
    OllieBoyne earned 🪄 Disappearing Act
    OllieBoyne solved Scrambled Sort in Python
    OllieBoyne earned ⛲ Overflowing
    OllieBoyne solved Star Wars GPT in Python
    OllieBoyne solved Set in Python
    OllieBoyne solved Factorial Factorisation in Python
    TobyBoyne solved Factorial Factorisation in Python
    TobyBoyne solved Partition Numbers in Python
    OllieBoyne solved Partition Numbers in Python
    OllieBoyne earned 🦫 Busy Beaver
    OllieBoyne solved Tic-tac-toe in Python
    OllieBoyne solved ROT13 in Python
    OllieBoyne solved Billiards in Python
    OllieBoyne solved Card Number Validation in Python
    OllieBoyne solved Polyominoes in Python
    OllieBoyne earned 3 achievements: ⭐ ☣️ 💯
    OllieBoyne earned ⭐ My God, It’s Full of Stars
    OllieBoyne earned ☣️ Biohazard
    OllieBoyne earned 💯 Centenarian
    TobyBoyne solved Transpose Sentence in Python
    OllieBoyne solved Transpose Sentence in Python
    OllieBoyne solved Zeckendorf Representation in Python
    OllieBoyne earned 🎈 Neunundneunzig Luftballons
    OllieBoyne earned 🥪 Smörgåsbord
    TobyBoyne earned 🥪 Smörgåsbord
    OllieBoyne solved Pangram Grep in Python
    OllieBoyne solved 24 Game in Python
    OllieBoyne solved Ascending Primes in Python
    OllieBoyne solved N Queens in Python
    OllieBoyne solved Rijndael S-box in Python
    OllieBoyne solved Reversi in Python
    TobyBoyne solved Pangram Grep in Python
    TobyBoyne solved Reversi in Python
    OllieBoyne solved Farey Sequence in Python
    TobyBoyne solved Time Distance in Python
    TobyBoyne solved 99 Bottles of Beer in Python
    TobyBoyne solved Arithmetic Numbers in Python
    OllieBoyne solved Arithmetic Numbers in Python
    OllieBoyne solved ln 2 in Python
    OllieBoyne earned 📐 Right On!
    OllieBoyne solved Gijswijt’s Sequence in Python
    OllieBoyne solved Medal Tally in Python
    OllieBoyne solved Forsyth–Edwards Notation in Python
    OllieBoyne earned 🏌️ Fore!
    TobyBoyne earned 🏌️ Fore!
    OllieBoyne solved Day of Week in Python
    OllieBoyne solved SI Units in Python
    OllieBoyne earned 🖥️ x86
    OllieBoyne earned 🥧 Pi Day
    OllieBoyne solved Pernicious Numbers (Long) in Python
    OllieBoyne solved Repeating Decimals in Python
    TobyBoyne solved Repeating Decimals in Python
    TobyBoyne earned 🚗 Gone in 60 Holes
    OllieBoyne solved Maze in Python
    TobyBoyne solved Maze in Python
    TobyBoyne earned 🏃 Marathon Runner
    TobyBoyne solved Emirp Numbers (Long) in Python
    TobyBoyne solved Emirp Numbers in Python
    OllieBoyne earned 🍷 Aged like Fine Wine
    TobyBoyne earned 🍷 Aged like Fine Wine
    OllieBoyne solved Game of Life in Python
    OllieBoyne solved Inventory Sequence in Python
    OllieBoyne earned 2 achievements: 🪦 👁️
    OllieBoyne earned 🪦 0xDEAD
    OllieBoyne earned 👁️ Big Brother
    TobyBoyne earned 👁️ Big Brother
    TobyBoyne solved Inventory Sequence in Python
    OllieBoyne solved Abundant Numbers (Long) in Python
    OllieBoyne earned 🚢 Phileas Fogg
    OllieBoyne solved Emirp Numbers (Long) in Python
    OllieBoyne solved Catalan’s Constant in Python
    TobyBoyne solved Smith Numbers in Python
    OllieBoyne solved Smith Numbers in Python
    TobyBoyne solved Odious Numbers (Long) in Python
    TobyBoyne solved Evil Numbers (Long) in Python
    TobyBoyne solved Evil Numbers in Python
    TobyBoyne solved Fizz Buzz in Python
    OllieBoyne solved Prime Numbers in Python
    OllieBoyne solved Diamonds in Python
    OllieBoyne solved Foo Fizz Buzz Bar in Python
    tkr-sh followed OllieBoyne
    OllieBoyne solved Odious Numbers (Long) in Python
    OllieBoyne solved Evil Numbers (Long) in Python
    OllieBoyne solved Time Distance in Python
    OllieBoyne solved Emojify in Python
    OllieBoyne solved Hexdump in Python
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    OllieBoyne solved Recamán in Python
    OllieBoyne solved Seven Segment in Python
    OllieBoyne solved Musical Chords in Python
    OllieBoyne solved QR Decoder in Python
    OllieBoyne solved United States in Python