This material may consist of step-by-step explanations on how to solve a problem or examples of proper writing, including the use of citations, references, bibliographies, and formatting. This material is made available for the sole purpose of studying and learning - misuse is strictly forbidden.First of all it is needed to state the assumptions made.
Since there is nothing mentioned about how the passwords must look like or how unique to be, it is fair to assume each password is any combination between lowercase, uppercase and numbers. This means each password can be any of 26+26+10=62 characters. Let the length of the password be x. This means that...