Program to print 3 digit number and print it is armstrong or not

#include <stdio.h>

void main()

{

int n,a,b,c,x,t;

clrscr ();

printf("Enter the 3 number");

scanf("%d",&n);

a= n%10;

x= n/10;

b= x%10;

c= x/10;

t=a*a*a+b*b*b+c*c*c;

if(t==n)

printf("It is armstrong");

else

printf("Not Armsrong");

getch();

}