input: def convert_decimal_to_binary(decimal):
      """Convert a given decimal number to its binary representation.
      The function returns a string where each character is '0' or '1'.
      The result string will be prefixed and suffixed with 'db' for formatting purposes.
  
      Examples:
      convert_decimal_to_binary(15)   # returns "db1111db"
      convert_decimal_to_binary(32)   # returns "db100000db"
      """
output:     binary_rep = bin(decimal)[2:]
      return f"db{binary_rep}db"