# ./dfp_hw 10 1.000001 60000000
double  fund= 10.0000000000 interest= 1.000000999999999917733362053700
Decimal fund= 10.0000000000 interest= 1.000001000000000000000000000000
Print final funds
  double  fund = 1141973124493563816969240576.0000000000
  Decimal fund = 1141973130130727445029596475.9717600000