pdec3 = 0.05;
pdec2= 0.1;
pdec1 = 0.2;
p0= 0.3
pinc1= 0.2;
pinc2= 0.1;
pinc3 = 0.05;
disp(pinc1*pinc2*p0, "Probability that the stock price will increase successively by 1, 2 and 0 points in the next 3 days is")