input: Write a python function to create a dictionary where the keys are characters in the list of strings and the values are the lengths of the strings they appear in.
  assert create_char_length_dict(['hello', 'world', 'computer']) == {'h': 5, 'e': 5, 'l': 5, 'o': 5, 'w': 5, 'r': 5, 'd': 5, 'c': 8, 'm': 8, 'u': 8, 't': 8, 'p': 8, 'e': 8, 'r': 8}
  assert create_char_length_dict(['test', 'data', 'science']) == {'t': 4, 'e': 4, 's': 4, 'd': 4, 'a': 4, 'c': 7, 'i': 7, 'n': 7}
output: def create_char_length_dict(lst):
      char_length_dict = {}
      for s in lst:
          for char in s:
              char_length_dict[char] = len(s)
      return char_length_dict