Many documents use a specific format for a person's name. Write a program that reads a person's name in the following format: firstName middleName lastName $($in one line$)$

and outputs the person's name in the following format:

lastName, firstInitial.middlelnitial.

Ex: If the input is:

Pat Silly Doe

the output is:

Doe, P$.$S$.$

If the input has the following format:

firstName lastName $($in one line$)$

the output is:

lastName, firstInitial.

Ex: If the input is:

Julia Clark

the output is:

Clark, J$.$

$541512\mathrm{.}3416572$ qx $3z$ qyy $7$

LAB

$2\mathrm{.}12\mathrm{.}1$: LAB: Name format

$\frac{0}{10}$