Factorial Case

We often finish the factorial case with formula like this:

general formula =
n!=n*(n-1)*((n-1)-1).....*1

for the example:
5! =5*4*3*2*1
3! =3*2*1

We can finish the factorial case with statement like this :

begin

read(N);
fak:=1
for I:=1 to N do
fak:=fak*I;
end

if you are running this statement so

for completely source code you can download here.

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