Leetcode Problem 1267. Count Servers that Communicate

1267. Count Servers that Communicate

Leetcode Solutions

Simple Preprocessing

  1. Initialize two arrays, rows and columns, to keep track of the number of servers in each row and column respectively.
  2. Iterate over the grid and increment the corresponding row and column counters for each server found.
  3. Initialize a variable result to store the number of servers that can communicate.
  4. Iterate over the grid again and for each server, check if its row or column has more than one server (indicating communication is possible).
  5. If communication is possible, increment the result counter.
  6. Return the value of result.
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Brute Force with Set

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