1—n之间所有数的平方和与立方和

#include 
int main()
{
   int i,n;
   int sum=0,cot=0,term;
   printf ("please enter a value what you want：");
   scanf ("%d",&n);
   for (i=1;i<=n;i++)
   {
   term=i*i;
   sum+=term;
   }
    printf ("平方和sum=%d\n",sum);

   for (i=1;i<=n;i++)
   {
   term=i*i*i;
   cot+=term;
   }
   printf ("立方和cot=%d\n",cot);
    return 0;
}