class Solution:
  def isAnagram(self, s, t):
    # TODO: Write your code here
    # create dict for string s
    # check char of t for s dict if it is not in s then false
    s_dict = {}
    for ch in s:
      s_dict[ch] = s_dict.get(ch, 0) + 1
    for ch in t:
      if ch not in s: 
        return False
      elif ch in s and s_dict[ch] - 1 < 0:
        return False
      else:
        s_dict[ch] -= 1
    return True