8_16.cpp

C程序参考,简单易懂,是初学者不可少的参考资料

#include<stdio.h>
int pfh=0;
int weisuhe(int k)
{  int s=0,w;
   while(k)
   {  w=k%10;
s=s+w;
pfh=pfh+w*w;
      k=k/10;
   }
  return(s);
}
main()
{  int m,sum;
   scanf("%d",&m);
   sum=weisuhe(m);
   printf("number is %d,sum is %d,pfh=%d\n",m,sum,pfh);

}