C Program to check Armstrong Number

#include<stdio.h>
int main()
{
    int n, r, sum=0, temp;
    printf("Enter the number: ");
    scanf("%d", &n);
    temp=n;
    while(n>0)
    {
        r=n%10;
        sum=sum+(r*r*r);
        n=n/10;
    }
    if(temp==sum)
    printf("Armstrong Number");
    else
    printf("Not Armstrong Number");
}