%k = stages, count down from top of rocket
m_payload = 1;                           %payload delivered to orbit
k = 3;                                  %number of stages
Isp = [270,270,250];                    %stage ISPs
deltaV = [3111,3111,2880];
fif = [.3,.15,.1];

staging2(m_payload,k,Isp,deltaV,fif)