//File:  .../code/tableOfPowers.cp
//
//modifies Listing 2.10, p. 47 [Cannon] to use simple functions


#include <iostream.h>
#include <iomanip.h>       //for setw()

/* printHeadings() --------------------------------------------------------
 * prints headings for table
 */
void printHeadings()
{
	cout <<"                 Table of Powers" << endl << endl;
	cout << "      N      2      3      4      5      6" << endl;
	
}

/* printSixPowers() -------------------------------------------------------
 * display first six powers of n on current line
 */
void printSixPowers(int n)
{
	int power = 1;   // power of n
	int count = 1;   // loop var
	
	//print six powers of n
	while(count <= 6){
		power = power * n;
		count++;
		cout << setw(7) << power;
	}
	cout << endl;
}

/* main() -----------------------------------------------------------------
 */
void main()
{
	int n = 1;        // build table of powers of n
	
	printHeadings();
	
	while(n <= 5){
		printSixPowers(n);
		n++;
	}
}