input: from typing import List
  
  def generate_sample_data(count: int) -> List[str]:
      """ Generate sample data for a web application using Python's faker library.
      The output contains three columns of data: name, email, and age.
      >>> generate_sample_data(3)
      ['John Doe', 'johndoe@example.com', 25]
      >>> generate_sample_data(1)
      ['Jane Smith', 'janesmith@example.com', 32]
      """
  
  from faker import Faker
  fake = Faker()
  result = []
  for _ in range(count):
      result.append(fake.name())
      result.append(fake.email())
      result.append(fake.random_int(min=18, max=60))
  return result
output:     
  from faker import Faker
  fake = Faker()
  result = []
  for _ in range(count):
      result.append(fake.name())
      result.append(fake.email())
      result.append(fake.random_int(min=18, max=60))
  return result
  