求1+2!+3!+....+10!的和,C程序

#include<iostream.h>
int sum(int number)
{
int s = 1;
for(int i = 1; i <= number; i ++)
{
s = s * i;
}
return s;
}
void main()
{
int result = 0;
for(int i = 1; i <= 10;i ++)
{
result = result + sum(i);
}
cout << "result=" << result << endl;

}
结果为4037913