Series Program- 1! + 2! + 3! + 4! + 5! + ... + n!

Below is C program for Series Program- 1! + 2! + 3! + 4! + 5! + ... + n!

Program:

/* Series Program- 1! + 2! + 3! + 4! + 5! + ... + n! */

long fact(int n)
{
    long i, f=1;
    for(i=1;i<=n;i++)
    {
        f=f*i;
    }
    return f;
}

int main()
{
    long i,n,sum=0;
    n=5;
    for(i=1;i<=n;i++)
    {
        sum=sum+fact(i);
    }
    printf("Sum: %d",sum);
    return 0;
}