Rectangles

Alice has stuck a huge rectangular white sheet on a board. The sheet has length 5000cm and width 5000cm. She gives Bob 4 integers: l1, w1, l2, and w2. Bob should draw two rectagles, R1 and R2 on the sheet, such that all the sides of both the rectangles are parallel to some side of the white sheet. Also, R1 should have length l1 and width w1, and R2 should have length l2 and width w2. He may draw t