Read the register number and mobile number of a student. if the register number does not contain exactly 9 characters or if the mobile number does not contain exactly 10 characters, throw an illegalargumentexception. if the mobile number contains any character other than a digit, raise a numberformatexception. if the register number contains any character other than digits and alphabets, throw a nosuchelementexception. if they are valid, print the message ‘valid’ else ‘invalid’.

answer: jesus loves you

explanation:

answer:

uygtfjyftujtfj

explanation:

One of the benefits of working with chlorinated polyvinyl chloride (CPVC) pipe is that it can be cut with a variety of different tools that don’t require any electricity or heat. However, different cutting methods are preferred over others, depending on the application.

When cutting CPVC pipe, it is important to make a square, flat cut. An uneven cut limits the bonding area and weakens the fitting.

To help you make the best possible cut, we’ve put together the following dos and don’ts when cutting CPVC pipe in different situations.