#include <stdio.h>

#define   N   7

long   power(int, int);
void   prn_heading(void);
void   prn_tbl_of_powers(int);

int main(void)
{
   prn_heading();
   prn_tbl_of_powers(N);
   return 0;
}

void prn_heading(void)
{
   printf("\n:::::  A TABLE OF POWERS  :::::\n\n");
}

void prn_tbl_of_powers(int n)
{
   int   i, j;

   for (i = 1; i <= n; ++i) {
      for (j = 1; j <= n; ++j)
         if (j == 1)
            printf("%ld", power(i, j));
         else
            printf("%9ld", power(i, j));
      putchar('\n');
   }
}

long power(int m, int n)
{
   int    i;
   long   product = 1;

   for (i = 1; i <= n; ++i)
      product *= m;
   return product;
}