Question 8 Assignment

#include<stdio.h>
#include<math.h>
int main(){
    int num,r,sum,temp;

    for(num=1;num<=500;num++){
         temp=num;
         sum = 0;

         while(temp!=0){
             r=temp%10;
             temp=temp/10;
             sum=sum+(pow(r,3));
         }
         if(sum==num)
             printf("%d\n",num);
    }

    return 0;
}