#include<stdio.h>
void func(int n, int *p, int *f);
int main(void)
{
 int n, S=0, Factorial=1;
 printf("please input data: \n");
 scanf("%d",&n);
 func(n, &S, &Factorial);
 printf("n=%d 和%d 積%d\n",n, S, Factorial);
 return 0;
}

void func(int n, int *p, int *f)
{
 int i;
 for(i=1;i<=n;++i)
 {
  *p=*p+i;
  *f=*f*i;
 }
}