clear, clc
for j=1:3
    service=input('Please input your preferred service type. Ground, Express, or Overnight: ');
    w=input('Please enter the package weight as [lb oz]: ');
    service=lower(service);
    wt=w(1)+w(2)/16;
    switch service
        case 'ground'
            if wt<0.5
                cost=.7+.06*w(2);
            elseif wt<5
                u=ceil(2*(wt-0.5));
                cost=1.18+0.42*u;
            else
                cost=4.96+0.72*ceil(wt-5);
            end
        case 'express'
            if wt<0.5
                cost=2.4+0.25*w(2);
            elseif wt<5
                u=ceil(2*(wt-0.5));
                cost=4.4+1.2*u;
            else
                cost=15.2+1.8*ceil(wt-5);
            end
        case 'overnight'
            if wt<0.5
                cost=12.2+0.8*w(2);
            elseif wt<5
                u=ceil(2*(wt-0.5));
                cost=18.6+4.8*u;
            else
                cost=61.8+6.4*ceil(wt-5);
            end
    end
    fprintf('\nThe cost of service will be $%.2f\n\n',cost)
end