PASAGOT NAMAN NG TAMA TY :) :< <3
9.FIND A n B
A.{ }
B.{3,4}
C.{3}
D.{0,1,2,3,4,5,7,8}
10.FIND A n C
A.{8}
B.{0,2}
C.{0}
D.{ }
