In C++ using the while loop.. Compute factorial of a number Factorial of n = 123...

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Question

Compute factorial of a number Factorial of n = 1*2*3 *n 702

In C++ using the while loop..

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Answer 1

Answer #1

#include<iostream>
using namespace std;

int main()
{
int n;
int fact=1;
cout<<"Enter number ";
cin>>n;
if (n<0)
{
cout<<"Enter positive value";
}
else
{
while(n>0)
{
fact=fact*n;
n--;
}

}
cout<<"The factorial of "<<n<<" is "<<fact;
return 0;
}

nter number4 The factorial of 0is 24 Process returned 0 〈0x0〉 execution time : 1.532 s Press any key to continue

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Answer 2

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