clc
close all
clear all
disp('week 4, ex.4')
syms B
syms C
syms D

rp = input('Enter the rental period in days: ');

if rp > 60
    disp('Rental is not available for more than 60 days')
    break
end

tc = input('Enter the type of a car (B, C or D): ');

if tc == B
    if rp < 7
        fprintf('The rental costs are %d€.',27*rp)
    elseif rp > 27
        if rp == 28
            fprintf('The rental costs are %d€.',662)
        else
            fprintf('The rental costs are %d€.',662+23*(rp-28))
        end
    else
        if rp == 7
            fprintf('The rental costs are %d€.',162)
        else
            fprintf('The rental costs are %d€.',162+25*(rp-7))
        end
    end
end

if tc == C
    if rp < 7
        fprintf('The rental costs are %d€.',34*rp)
    elseif rp > 27
        if rp == 28
            fprintf('The rental costs are %d€.',884)
        else
            fprintf('The rental costs are %d€.',884+28*(rp-28))
        end
    else
        if rp == 7
            fprintf('The rental costs are %d€.',204)
        else
            fprintf('The rental costs are %d€.',204+31*(rp-7))
        end
    end
end

if tc == D
    if rp < 7
        fprintf('Class D cars cannot be rented for less than 7 days')
    elseif rp > 27
        if rp == 28
            fprintf('The rental costs are %d€.',1136)
        else
            fprintf('The rental costs are %d€.',1136+38*(rp-28))
        end
    else
        if rp == 7
            fprintf('The rental costs are %d€.',276)
        else
            fprintf('The rental costs are %d€.',276+38*(rp-7))
        end
    end
end