input: 
  def check_lst(lst: List[int]) -> List[bool]:
      """
      Check if each element in a given list of integers is a prime number.
      Return a list of booleans where each element corresponds to whether the element
      in the input list is a prime number.
      
      >>> check_lst([7, 8, 12, 19, 22, 23])
      [True, False, False, True, False, True]
      >>> check_lst([1, 2, 3, 4, 5])
      [False, True, True, False, True]
      """
      def is_prime(n: int) -> bool:
          if n < 2:
              return False
          for i in range(2, n):
              if n % i == 0:
                  return False
          return True
      
      return [is_prime(num) for num in lst]
  
output:     return [is_prime(num) for num in lst]