message: Update number-of-operations-to-make-network-connected.cpp
diff: // Time: O(|E| + |V|)
  -// Space: O(|V)
  +// Space: O(|V|)
  class Solution {
  public:
  @@ -49,7 +49,7 @@ private:
  };
  // Time: O(|E| + |V|)
  -// Space: O(|V)
  +// Space: O(|V|)
  class Solution2 {
  public:
  int makeConnected(int n, vector<vector<int>>& connections) {
  