Write a function boolean isValidPassword (String password)
A Password is valid if it satisfies following conditions:
1. Length of the password must be more than 10(without counting spaces).
2. Password must contain at least one capital and one small alphabet
3. Password must contain at least 2 digits and if it does not have 2 digits then see next condition.
4. Password must contain at least one special character from the given set-
{$, @, _, -, ., /}