text: #
  # @lc app=leetcode id=721 lang=python3
  #
  # [721] Accounts Merge
  #
  
  
  class Solution:
      def accountsMerge(self, accounts: List[List[str]]) -> List[List[str]]:
          data = [[[]] for x in range(26)]
          for x in accounts:
              name = x[0]
              emails = x[1:]
              order = ord(name[0]) - 65
              group = data[order]
              for y in group:
                  
  
  