/*-------------------------------------------------------------------*/
/* powerfunction.c                                                   */
/*-------------------------------------------------------------------*/

#include <stdio.h>

/*-------------------------------------------------------------------*/

static int power(int iBase, int iExp)

/* Return iBase raised to the iExp power, where iBase and iExp
   are non-negative. */

{
   int iPower = 1;
   int iIndex;

   for (iIndex = 1; iIndex <= iExp; iIndex++)
      iPower *= iBase;

   return iPower;
}

/*-------------------------------------------------------------------*/

int main(int argc, char *argv[])

/* Read a non-negative base and exponent from stdin.  Write base 
   raised to the exponent power to stdout. */

{
   int iBase;
   int iExp;
   int iPower;

   printf("Enter the base:  ");
   scanf("%d", &iBase);

   printf("Enter the exponent:  ");
   scanf("%d", &iExp);

   iPower = power(iBase, iExp);

   printf("%d to the %d power is %d.\n", iBase, iExp, iPower);

   return 0;
}