Please answer in C++

Write a program that does the following steps:

a. stores the following 20 autos in a map container Auto.

Cadillac, BMW, Mercedes, Toyota, Honda, Hyundai, Yugo, Ford, GM, Bentley, Ferrari, Alpha-Romeo, Pugeot, Jaguar, Oldsmobile, Rolls-Royce, Saab, Mercury, Nissan, Datsun

the associated string is the cars name and corresponding int value represents the length of each car

b. Print the entire map displaying car name & word-length

c. Display all cars having a word-length > 5

d. Calculate the numerical sum of each cars name and store it in a vector Total

e. Print the entire vector Total

f. Calculate the mean(Mean) value of vector Total

g. Display all cars having numerical values greater than Mean