Which XXX and YYY will loop as long as the input is an integer less than $100?$ Choices are in the form XXX $/$ YYY$.$

cin $>>$ w;

while $($XXX$)\{$

$/$ Do something

YYY;

$$

$>=100$

cin $>>$ w

w $>=100/($nothing$)$

w $<100$

$/($nothing$)$

w $<100$

$/$ cin $>$ w