Sample C Program To Check Whether A Number Is Armstrong Or Not.

#include <stdio.h>
#include <conio.h>

main()
{

int n, sum = 0, temp, r;

printf( " Enter a number " );
scanf( " %d ", &n);

temp = n;

while( temp != 0 )
    {
       r = temp % 10;
       sum = sum + r * r * r;
       temp = temp / 10;
    }

if ( n == sum )
printf( " Entered number is an armstrong number. " );
else
printf( " Entered number is not an armstrong number. " );

getch();
return 0;

}

OUTPUT:

Enter a number6
Entered number is not an Armstrong number.


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