/* Fig. 4.6: fig04_06.c
	Calculating compound interest */
	#include <stdio.h>
	#include <math.h>
	int main( void )
	{
	double amount;
	double principal = 1000.0;
	double rate = .05;
	int year;
	printf( "%4s%21s\n", "Year", "Amount on deposit" );
	/* calculate amount on deposit for each of ten years */
	for ( year = 1; year <= 10; year++ ) {
	/* calculate new amount for specified year */
	amount = principal * pow( 1.0 + rate, year );
	printf( "%4d%21.2f\n", year, amount );
	}
	return 0;
	}