3. The company M&Cia manufactures the product M, for which it has orders d_t for the upcoming T weeks. The maximum weekly production capacity is S units, with a fixed cost of K coins each week with non-zero production. Due to the need for equipment cleaning, production cannot occur for more than two consecutive weeks. It can store M at a unit price of h coins per week, and can delay the supply of orders at a unit cost of g coins per week. Formulate the problem of M&Cia, detailing any assumptions.