POWER OF A NUMBER

#include<stdio.h> 

#include<conio.h>

void main()

{

  int pow,num,i=1;

  long int sum=1;

  clrscr();

  printf("\nEnter a number: ");

  scanf("%d",&num);

  printf("\nEnter power: ");

  scanf("%d",&pow);

  while(i<=pow)

  {

            sum=sum*num;

            i++;

  }

  printf("\n%d to the power %d is: %ld",num,pow,sum);

  getch();

}