clc
n=10^16
disp("n = "+string(n)+" /cm^3") //initializing value of number of electrons per cm^3.
no=1.5*10^10
disp("no = "+string(no)+" /cm^3") //initializing value of electron hole pairs/cm^3.
p=(no^2/n)
disp("Number of hole ,p=(no^2/n))= "+string(p)+" /cm^3")//calculation