$2\mathrm{.}12$ LAB: Name formatMany 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 Doethe 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 Clarkthe output is$.$Clark, J$.$