1. Design a furniture management system. You will have to design classes such as Furniture, WoodChair, SteelChair, WoodTable, SteelTable, etc. Each furniture has material(s) - wood, steel, cotton. You have to design functions like applyFire() and applyWeight(). Make your system easy to extend to include more materials and more subclasses like Futon.

2. Given 5 prices of a share for 5 days, from Monday to Friday, the share prices for a particular share are $1, $4, $5, $2, $3. Find the maximum profit you could make in a given week. You are not allowed to do multiple trades in a day, and it is not mandatory to trade on each day. Write a C code for this.

Given 5 prices of a share for 5 days (Monday-Friday), the share prices for a particular share are $1, $4, $5, $2, $3.

Find the maximum profit you could make in a given week.

You are not allowed to do multiple trades in a day, and it's not mandatory to trade on each day.

Write a C code for this.