1. For a leaderboard fetch ranking for a given user and 5 users above and below this user, where data set is huge in terra bytes 2. Find longest substring with max 2 distinct chars in a list

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Fetch leaderboard ranking for a given user and neighbors, handle huge dataset

  • Use a distributed system like Hadoop or Spark to handle the huge dataset

  • Implement a ranking algorithm to efficiently fetch ...read more

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