Matlab用for求1!+2!+3!+4!+5!

Question

如题所述

Answer 1

sum=0;T=1; %初始化变量
for i=1:5
T=i*T; %Temp即n!
sum=sum+T;
end
sum本回答被提问者采纳

Answer 2

a=0;
for ii=1:5
a=a+prod(1:ii);
end

Answer 3

y=0
for k=1:5
s=1
for n= 1:k
s=s*n
end
y=y+s
end