input: Write a function to convert a list of strings into a single camelCase string. The function should capitalize each string in the list and join them together without spaces.
  assert convertToCamelCase(["this", "is", "an", "example"]) == "ThisIsAnExample"
  assert convertToCamelCase(["a", "b", "c", "d"]) == "ABCD"
  assert convertToCamelCase(["hello", "world"]) == "HelloWorld"
  assert convertToCamelCase(["camel", "case", "is", "great"]) == "CamelCaseIsGreat"
  assert convertToCamelCase([]) == ""
output: def convertToCamelCase(strings):
      return ''.join([s.capitalize() for s in strings])