<p style="margin-left:0px;margin-right:0px;"><strong>1.a)</strong>Write a pseudo-code for the “closest-pair” problem. In thisproblem, you will determine the closest number pair in a givenrandomly order number array. For example assume your array A is
has collected the following information on one of its products: Demand = 4,500 units/year Standard deviation of weekly demand-12 units Ordering costs $40/order Holding costs $3/unit/year Cycle-service level = 90%