message: Update lexicographically-smallest-equivalent-string.py
diff: @@ -28,9 +28,9 @@ class Solution(object):
  """
  union_find = UnionFind(26)
  for i in xrange(len(A)):
  - union_find.union_set(ord(A[i])-ord('a'), ord(B[i])-ord('a'));
  + union_find.union_set(ord(A[i])-ord('a'), ord(B[i])-ord('a'))
  result = []
  for i in xrange(len(S)):
  - parent = union_find.find_set(ord(S[i])-ord('a'));
  + parent = union_find.find_set(ord(S[i])-ord('a'))
  result.append(chr(parent+ord('a')))
  return "".join(result)
  