comefrom: <qiyuangong>205_Isomorphic_Strings_1.py
code: def isIsomorphic( s, t):
      if len(s) != len(t):
          return False
      check = [False] * len(s)
      for i in range(len(s)):
          if check[i]:
              continue
          temp = s.count(s[i])
          if temp != t.count(t[i]):
              return False
          if temp >= 2:
              for j in range(i + 1, len(s)):
                  if s[j] == s[i]:
                      check[j] = True
                      if t[j] != t[i]:
                          return False
          check[i] = True
      return True
masked: def sample_funcname ( var_0 , var_1 ) :
      if len ( var_0 ) != len ( var_1 ) :
          return False
      var_4 = [ False ] * len ( var_0 )
      for var_6 in range ( len ( var_0 ) ) :
          if var_4 [ var_6 ] :
              continue
          var_8 = var_0.count ( var_0 [ var_6 ] )
          if var_8 != var_1.count ( var_1 [ var_6 ] ) :
              return False
          if var_8 >= 2 :
              for var_11 in range ( var_6 + 1 , len ( var_0 ) ) :
                  if var_0 [ var_11 ] == var_0 [ var_6 ] :
                      var_4 [ var_11 ] = True
                      if var_1 [ var_11 ] != var_1 [ var_6 ] :
                          return False
          var_4 [ var_6 ] = True
      return True
  