#include <math.h>
#include <stdio.h>
//标准输入输出库总的加上吧
int main()
{
int x,y,z,a;
printf("please enter a number,(100 ~ 999):\n");
scanf("%d",&a);
x = a / 100;
//百位数
y = a % 100 / 10;
//十位数
z = a % 10;
//个位数
if(a == x*x*x+y*y*y+z*z*z)
printf("YES! a = %d!\n",a);
else
printf("NO! a = %d!\n",a);
return 0;
}