A message written in letters of a 32-character alphabet contains 30 characters.

If the alphabet is thirty-two-character, then for encoding one character the following is allocated:
32 = 2 ^ 5 = 5 bits
Then 30 characters are allocated:
5 * 30 = 150 bits



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.