input: Write a python function to convert a list of strings into a dictionary with the strings as keys and 0 as their values.
  assert stringsToDict(["John", "Jake", "Adam"]) == {'John': 0, 'Jake': 0, 'Adam': 0}
  assert stringsToDict(["apple", "banana", "cherry"]) == {'apple': 0, 'banana': 0, 'cherry': 0}
  assert stringsToDict([]) == {}
output: def stringsToDict(strings):
      return {string: 0 for string in strings}