input: Write a function to validate a list of emails. The function should return a boolean indicating whether each email in the given list is valid. An email is considered valid if it matches the pattern "[^@]+@[^@]+\.[^@]+".
  
  assert validate_mail_list(["example.user@gmail.com", "bad@example"])==False
  assert validate_mail_list(["example.user@gmail.com", "good.email@domain.com"])==True
  assert validate_mail_list(["bad.email@domain", "good.email@domain.com"])==False
  assert validate_mail_list([])==True
output: def validate_mail_list(emails):
      import re
      pattern = r"[^@]+@[^@]+\.[^@]+"
      return all(re.fullmatch(pattern, email) for email in emails)